Index to the US Patent Classification

Index to the US Patent Classification

What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive patent titles by entering the class/subclass in the box below.


Enter a class/subclass code here to get a list of patent titles. Use any of the following forms:
363-131 121-55A 14-.5
that is, no embedded spaces, class and subclass seperated by a dash, and any subclass letters capitalized. Currently Design Patent titles (those in the classes of the form Dxx.yy) are not retreivable.

Enter class/subclass code:


WABBLE MOUNTED CIRCULAR SAW ......... 144/238

WABBLER PLATE ....................... 74/60
  GEARING ...........................475/163+

WADDING OR FILLING FOR CONTAINERS ... 493/967*

WADS ................................ 102/532
  COLUMNS ...........................102/532
     WITH CARTRIDGE .................102/448+

WAFFLE IRONS ........................ 99/372+
  BATTER FEEDING COMBINED ...........99/373
  DESIGN ............................D07/359


WAFFLE TYPE CEILING ................. 52/337

WAGERING, COMPUTER CONTROLLED ....... 364/412

WAGING WAR .......................... 89/1.11

WAGONS .............................. 280
  BODIES ............................296
  DESIGN ............................D12/17+
  DUMPING ...........................298
  ICE ...............................62/239+
  LUNCH
     HEATER .........................126/268
  OVENS .............................126/276
     BAKERS .........................126/276
  TOY ...............................D21/134+

WAINSCOTING ......................... 52/506+

WAISTBANDS
  SKIRTS ............................2/220+
     CLOSURES .......................2/219
  SPECIAL SEWING MACHINE ............112/121.27
  TROUSERS ..........................2/236+
  UNION TYPE SKIRTED ................2/76

WAISTS
  BODY GARMENTS .....................2/104+

WAKERS SEE ALARMS


WALKERS
  DESIGN ............................D12/130
     ROUNDABOUT TYPE ................472/1+
     WALKER AID .....................135/67
  WATER .............................441/76+
     WITH SEAT ......................297/5+
       AND RUNNERS OR WHEELS ........280

WALKIE TALKIE RADIO ................. 455/73+
  SEPARATE TRANSMITTER AND RECEIVER .455/39+

WALKING
  AIDS ..............................135/68+
     SEATS ..........................297/5+
  CANE OR STICK .....................135/65+
  IRONS .............................602/10
  MECHANISM FOR DOLLS ...............446/377+
     MOTOR DRIVEN ...................446/355

WALKWAYS ............................ 404/17+


WALL
  ABSORBENT FILTERING GAS ...........34/81
  APERTURE THERMOMETER SUPPORT ......374/208
  BOARD CUTTING .....................83
  BRACKET ATTACHED TO WALL ANCHOR ...248/231.91
  BUILDING (SEE FACER CONSTRUCTION) .52
     ARTICLE SUPPORT ................52/27
     COATED .........................52/515+
     HEAT EXCHANGING ................165/47+
     HOLLOW BLOCK ...................52/503+
     HOLLOW BLOCK STATIC MOLD .......249/144+
     HOLLOW VENTILATING .............454/185+
     LATERAL BLOCK COURSES ..........52/561+
     PLASTERBOARD ...................52/344+
     STATIC MOLD FOR MAKING .........249/33
     SURFACING ABRADING MACHINE .....51/180
     VENTILATING REGISTER ...........454/284+
  CABINET ...........................312/245
     IN WALL OR PANEL RECESS ........312/242
  CHUTE .............................193/33+
  CLEANING MACHINES .................15/49.1+
  DECORATION OR PLAQUE ..............D11/132+
  ELECTRIC FURNACE
     RESISTANCE .....................373/109+
     RESISTANCE IN ..................373
     WATER COOLED
       ARC ..........................373/75
       INDUCTION ....................373/138
       RESISTANCE ...................373/113
  EXTERIOR ELEVATOR .................187/6+
  FREIGHT CAR VACUUM ................105/357
  HEATING AND COOLING PANEL .........165/49
  INSULATOR THROUGH WALL ............174/151+
  IRONING BOARD ATTACHED
     LATERALLY OF SUPPORT ...........108/152
     FOLDING ........................108/134+
  LADDER WITH PLATFORMS .............182/83+
  MIRROR PLURAL .....................359/850+
  MOUNTED CONDUITS ..................174/48+
  OUTLETS ...........................174/48+
     WIRING .........................174/50+
  PANELS, CONTINUOUS MOLDING OF .....264/46.4+
  PLUG ELECTRICAL ...................439/638+
  PROTECTOR FOR FURNITURE ...........248/346.1
  RACKS .............................211
  RECEPTACLE
     BOTTLE OR JAR SPACED ...........215/12.1+
     ELECTRICAL .....................174/53+
     INSULATED, WOODEN ..............217/131
     METALLIC .......................220/660+
     METALLIC SPACED ................220/415+
     METALLIC TRANSPARENT ...........220/662+
     OUTLET WALL MOUNTED ............220/3.3+
     PAPER ..........................229/4.5
     PITCHER SPACED .................222/131
     PURSE ..........................150/127+
     TRUNK ..........................190/23
     WOODEN BOX .....................217/17
       INSULATED ....................217/128+
  RETAINING .........................405/284+
     CRIBBING .......................405/273
     SHEET PILING ...................405/274+
     WAVE OR FLOW DISSAPATING .......405/30+
  RETORT ............................202/223
  SAFE AND BANK .....................109/78+
  TABLE ATTACHED LATERALLY OF SUPPORT108/152
     FOLDING ........................108/134+
  WATER FOR LIQUID HEATER ...........122/106
     BRIDGE .........................122/192

WALLETS ............................. 150/132+

WALLPAPER ........................... 428/346+
  CLEANING DEVICE ...................15/219
  DESIGN ............................D05
  STEAMER ...........................126/271.1

WALNUTS
  NOVELTIES, JEWELRY MOTIF ..........D11/117
  PLANTS ............................PLT/32

WANKEL ENGINE ....................... 418/61.2

WARD
  DISTRIBUTING ......................276/26
     SETTING COMBINED ...............276/6

WARDROBE ............................ 312
  TRUNK TYPE ........................190/13.R+


WARFARE
  ELECTRONIC ........................342/13
  GASES .............................424
  TEACHING ..........................434/11

WARMERS
  BED MATTRESS ......................5/421+
  BEDSTEAD ..........................5/284
  BODY ..............................126/204+
     HEAT EXCHANGER .................165/46
     HEATED SHOE ....................36/2.6
  BOTTLE ............................99/359
  FOOD ..............................126
     HOUSEHOLD APPLIANCES ...........D07/362+
  FOOT WARMING RADIATORS ............237/77
  RECEPTACLES .......................220/577
  SOLAR .............................D07/324
  SURGICAL DEVICES ..................607/1+
     BANDAGING ......................602/2
     INSTRUMENTS ....................606/1+
     KINESITHERAPY ..................128/24.1+
     MEDICATORS .....................604/113+
     ORTHOPEDIC .....................602/2
     RECEPTORS ......................604/358+

WARNINGS (SEE INDICATORS; SIGNAL)
  WARNING OR FLASHING SIGNS .........D10/114+


WARP
  FEEDING ...........................139/97
  FRAMES ............................139/34
  IRREGULAR FEED ....................139/24+
  KNITTING
     CIRCULAR INDEPENDENT NEEDLES ...66/10
     CIRCULAR UNITED NEEDLES ........66/81
     FABRICS ........................66/192
     FABRICS HAVING UNKNIT MATERIALS 66/195
     STRAIGHT UNITED NEEDLES ........66/203+
     STRAIGHT UNITED NEEDLES UNKNIT  66/84.R
       MATERIAL INCORPORATING .......66/84.R+
  KNOTTING MACHINES .................28/209+
  PANEL STRAIGHTENER ................52/291
  PILE WEAVING ......................139/37+
  PREPARATION .......................28/172.1+
  STOP CONTROL ......................139/349+
  WINDING ...........................242/26.2+

WARSHIPS ............................ 114/1+

WASH BASIN .......................... D23/284+
  SINK,BEAUTY PARLOR ................D28/20

WASH TUB SEE RECEPTACLES ............ 68/232+
  ATTACHMENTS .......................68/237
     WRINGER SUPPORT ................68/238
  WITH SCRUB SURFACES ...............68/233+

WASHBOARDS .......................... 68/223+
  DESIGN ............................D32/67
  SUPPORTS ..........................248/27.5

WASHBOILER
  ATTACHMENTS .......................68/237
     WRINGER SUPPORT ................68/238
  WITH THERMAL FLOW MEANS ...........68/191+


WASHERS HARDWARE .................... 411/531+
  BOLT OR NUT TO SUBSTRUCTURE LOCK ..411/136+
     APERTURED PLATE TYPE ...........411/155+
     CLOSED LOOP, THICKNESS VARIES ..411/160+
     PLURAL WASHERS .................411/137
       ONE YIELDABLE ................411/150
     SPLIT RING TYPE ................411/152+
     WASHER IN COUNTERBORE ..........411/148
  BOLT TO NUT LOCK
     DEFORMABLE WASHER ..............411/313+
     INCLUDING THREAD LOCK ..........411/260+
     PAWL CARRYING WASHER ...........411/330+
  DESIGN ............................D08/399
  DESIGN, FLUID HANDLING ............D23/269
  HOLLOW RIVET SETTING ..............227/51+
  MAKING ............................470/41+
     PUNCHING .......................83
  TAG ATTACHING .....................493/375+
  THRUST BEARING ....................384/420+

WASHING COMPOSITIONS
  DETERGENTS ........................252/89.1+
     SOAP CONTAINING ................252/108+


WASHING DEVICES (SEE SCRUBBING)
  CLAY ..............................209
  CLOTHES ...........................68
  COAL ORE AND SAND .................209
  COMBINED WASHER-DRIER .............D32/5
  DISHWASHER ........................134
  EARTH BORE DEVICE COMBINED ........175/208
  FILTER ............................210/409+
  FISH ..............................452/173
  FLUID TREATMENT ...................134
     DRYING COMBINED ................68/19+
     TEXTILE ........................68
     TEXTILE PROCESSES ..............8/137+
  GRAIN .............................134
  HEAD ..............................4/515+
  IMPLEMENT WITH WATER SUPPLY .......401
  MACHINE SYSTEMS ...................60/908*
  MACHINERY .........................D32/1+
  MINERAL OIL .......................196/46
  PHOTOGRAPHIC ......................354/297+
  SCRUBBING COMBINED ................15
  SMOKE TOBACCO .....................131/173
  STARCH ............................127/25
  TEXTILES ..........................68
  VEHICLE
     OVERHEAD SUPPLY AND SPRAY ......239/209
     STATIONARY OR TRACK TYPE .......166/157
  WELL SCREEN WITH WASHING POINT
     OR SHOE ........................166/157+

WASHSTANDS .......................... 312/228
  CABINET WITH BASIN OR TUB .........312/228
  DESIGN ............................D23/284+
  PLUMBING WITH .....................4/625+
  WITH DRAIN ........................312/229


WASTE (SEE RECLAIMING; RECOVERY)
  ACID FROM .........................562/513
  CUTTING WASTE PRODUCT .............83/923*
  DISPOSAL IN SOIL ..................405/128+
  ELECTROLYTIC TREATMENT ............204/149+
  FERTILIZER FROM ...................71/25+
  HAZARDOUS OR TOXIC WASTE588
     DESTRUCTION OR CONTAINMENT .....588
  HEAT UTILIZING STEAM GENERATORS ...122/7.R
  LIGNINS FROM SULFITE LIQUOR .......530/500+
  MATTER UTILIZING IN     554/177
     MANUFACTURE OF FATS ............554/177+
  NUCLEAR MATERIAL ..................252/636+
  NUCLEAR MATERIAL ..................976/DIG.375+

  PHENOLS FROM ......................568/749+
  RECOVERING FROM CARDS .............19/107
  SORTING MUNICIPAL SOLID WASTE .....209/930*
  SULFITE LIQUOR (SEE SULFITE LIQUOR)
  TALL OIL ..........................530/205+

WATCH ............................... 368/62+


WATCH ............................... 968*
  ASSEMBLING
     OF CRYSTAL .....................29/807
     PROCESS ........................29/177+
     STAKING ........................29/231+
  ATTACHMENTS .......................63/21+
  BAND OR STRAP .....................224/164+
  BEZEL WITH CRYSTAL ................368/294+
  BRACELET ..........................63/3+
  CARRIER ...........................224/180
     CONVERTIBLE TO DIFFERENT DEVICE 224/152
  CASING FOR WATCH MOVEMENTS ........206/18
  CHAINS ............................59/80+
     WATCH AND CHAIN ATTACHMENTS ....63/21+
  CLEANING ..........................15
  CRYSTAL ...........................D10/132
  DESIGN ............................D10/30+
  ELECTRIC ..........................D10/30+
  FOB OR CHAIN ......................D11/79+
  GAUGES ............................33/659
  HOLDER FOR TIMEPIECE NOT CARRIED
     ON WRIST .......................224/903*
  ILLUMINATED .......................362/23
  MOVEMENT CONSTRUCTION .............368/76
  STRAP .............................D11/3+
  STRAP IN COMBINATION WITH WATCH ...D10/32
  STRUCTURE .........................368/88+
  SUPPORT ...........................248/114+
  TIMING TESTERS ....................73/6
  TOOLS .............................81/6+
     COMPOUND .......................7/101+
     WRENCHES .......................81/122+
  WHEEL GAUGES ......................33/203.1

WATCHMENS SIGNAL SYSTEM ............. 340/287+
  TIME CLOCK RECORDERS ..............346


WATER
  ADDITIVE OR SUBSTITUTE ............4/DIG.1
  AERATION ..........................261
     FLOTATION, PROCESSES ...........210/703+
     PROCESSES ......................210/749+
     SEPARATION APPARATUS ...........210/198.1+
     WASTE WATER PROCESSES ..........210/601+
  BACKS
     COOKSTOVE ......................126/34+
     COOKSTOVE LIQUID OR GASEOUS
       FUEL .........................126/53+
     FIREPLACE ......................126/513+
  BAG
     THERMAL MATERIAL ...............383/901*
     THERMAL MATERIAL METALLIC ......220/577
     THERMAL MEDICATOR ..............604/113+
     THERMAL SURGICAL ...............607/114
  BATH HEATING APPARATUS ............126/344+
  BED ...............................5/451+
  BLOWDOWN OF BOILERS ...............122/381+
  BOILER PURIFYING ..................210/311+
  BOTTLE ............................425/813*
  CAN ...............................D23/212
  CARBONATED MAKING .................261
  CATALYSTIC RECOMBINERS ............422/177+
  CLOSETS ...........................4/300+
     CLOSET DESIGN ..................D23/295+
     PIPE JOINT .....................285/56
  CONDITIONER OR SOFTENER ...........D23/207
  CONTROL, CHANNEL PRESERVATION .....405/52+
  CONTROL, HYDRAULIC ENGINEERING ....405/52+
     BY VALVE IN CLOSED CONDUIT .....137/219+
  COOLER, MACHINE DESIGN ............D07/304
  CRAFT
     AIRCRAFT LANDING GEAR ..........244/105
     AIRCRAFT WATER PROPULSION
       STEERING .....................244/50
     AMPHIBIAN ......................244/101
     BRAKE ..........................244/112
     BUOYS ..........................441
     MARINE PROPULSION ..............440
     SHIPS ..........................114
     TOY ............................446/153+
  DEPTH MEASURING
     BY RADIANT ENERGY ..............342/123
     GAGE ...........................73/290.R+
     SOUNDING LINE ..................33/713+
  DISTILLATION ......................203/10+
  DISTILLING ........................203/10+
  DISTRIBUTION (SEE DISTRIBUTOR)
     DESIGN .........................D23/200
     SYSTEMS ........................137/561.R+
  ELECTROLYTIC PRODUCTION ...........204/101
     FAUCET ATTACHMENT ..............239/428.5
  FILTER ............................D23/209+
  GAGE POSTS ........................33/721+
  GAS MANUFACTURE ...................48/204+
     CUPOLA .........................48/78+
     RETORT .........................48/108+
  HEATERS ...........................126/344
     DESIGN, HEATER OR BOILER .......D23/318+
     ELECTRIC .......................392/311+
     LIQUID HEATERS AND VAPORIZERS ..122
  HEATING SYSTEMS FOR BUILDINGS .....237/56
     COMPOUNDS ......................423/580.1+
     ELECTROLYTIC SYNTHESIS .........204/101
     ENGAGING APERTURE OR NOTCH OF ..237/63
  HYDRAULIC ENGINEERING SEE HYDRAULIC405
  MARKS IN PAPER MAKING .............162/110
     OBSERVING ......................356/23+
  MEASURING DEPTH OF ................73/290.R+
  METER .............................73/861+
  NUCLEAR COOLANT OR MODERATOR ......376/174
  NUCLEAR COOLANT OR MODERATOR ......376/221
  NUCLEAR COOLANT OR MODERATOR ......376/350
  PIPE
     CARRYING OF TELEPHONE SIGNAL ...379/90
  PISTOL ............................222/79
  PUBLIC UTILITY METER ..............D10/99+
  PURIFICATION SEE PURIFIERS ........210
     CHEMICAL COMPOSITIONS FOR ......252/186.1+
       DISTILLING FOR ...............203/10+
  ROUNDABOUT ........................472/13
  SKIMMER AND WALKER ................441/65
  SOFTENERS .........................252/175+
  SPRINKLERS ........................239
     EMBEDDED .......................239/201+
     PIPES ..........................239/550+
  SPRINKLING CANS ...................239/375+
  SUBSTITUTE OR ADDITIVE ............4/DIG.1
  TOWERS ............................169/25
  TUBE BOILERS ......................122/235.11+
  UNDERGROUND DETECTORS
     ACOUSTIC TYPE ..................181
     BOREHOLE AND DRILLING STUDY ....73/151+
     ELECTRIC .......................324/323+
  WATER CULTURE .....................47/59+
  WHEELS
     CURRENT OPERATED ...............416

WATER GLASS
  COMPOSITIONS
     BLEACH .........................252/99
     DETERGENT ......................252/135
     MOLDING OR COATING .............106/600+
     SOAP ...........................252/109
     SORBENT ........................502/407
  COMPOUNDS .........................423/326


WATERBED ............................ 5/451+

WATERING DEVICES FOR ANIMALS ........ 119/72+
  FEEDING AND .......................119/51.5
     DESIGN .........................D30/121+
  STOCK CAR FEEDING AND .............119/10

WATERPROOF
  BUILDING STRUCTURE ................52
     COATING ........................52/515+
     DRAIN FOR WINDOW ...............52/209
     DRAIN OR VENT ..................52/302.1+
     EXTERIOR FLASHING ..............52/58+
     GUTTERING ......................52/11+
     LIQUID DEFLECTOR ...............52/97
     RESILIENT SEAL .................52/393+
  COLLARS ...........................2/135
  ELECTROPLATING NONCONDUCTING BASE .205/919*
  FABRICS ...........................428/244+
  OVERCOATS .........................2/87
  PROCESSES OF WATERPROOFING ........264/DIG.8
  RUBBER FOOTWEAR ...................36/4
     OVERSHOES ......................36/7.3
  SEATCOVER .........................297/184.1+
  SPECIAL RECEPTACLE OR PACKAGE .....206/811*

WATTMETER
  DYNAMOMETER .......................324/144+
  INDUCTION DISK ....................324/137+
  RADIANT ENERGY ....................250/472.1
     PHOTOCELL TYPE .................324/96
     RADIO TYPE .....................455/115


WAVE
  ACOUSTIC SYSTEMS & DEVICES ........367
  ANALYSIS ..........................324/76.12+
     COMPUTER CONTROLLED, MONITORED .364/413.5+
  BUOYS .............................441/1+
  CALMING OIL DISTRIBUTORS ..........114/232+
     BUOYS ..........................441/34
  ENERGY & WAVE TRANSMISSION  SEE ACOUSTICS; ELECTRICITY;
     HEAT; PROSPECTING; RADIANT ENERGY;
     RADIO; SOUND; TIDE .............455
     ALONG WAVE GUIDE ...............333/239+
     BLOCK SIGNAL SYSTEMS HERTZIAN
       WAVES ........................246/30
     COMPRESSIONAL WAVE SIGNALING ...367
     ELECTRIC MUSICAL INSTRUMENT ....84/723
     ELECTRIC WAVE TRANSMISSION .....333
     EXPLOSIVE MINE FIRING ..........102/427
     FUSES, PRIMERS, AND IGNITING
       DEVICES ......................102/211
     GUIDES ELECTRICAL ..............333
     INTERFERENCE TYPE ELECTRIC
       MUSICAL INSTRUMENT ...........84/600
     MARINE MINE FIRING .............102/416+
     PRESERVING DISINFECTING AND
       STERILIZING PROCESSES ........422/20+
       MICROWAVE ....................422/21
     RADIO ..........................455
       PULSE OR DIGITAL .............375/37+
     SHAPING ........................328/34+
     SOUND AND SUPERSONIC GENERATORS 116/137.A
     SURGICAL OR MEDICAL APPLICATIONS (SEE RADIANT ENERGY)
     TEXTILE TREATMENT ..............8/DIG.12
     TUNERS .........................334
     USE IN NUCLEAR PLASMA REACTIONS 376/100
     USED IN REACTION TO PREPARE
       INORGANIC OR ORGANIC MATERIAL 204/157.15+
     USED IN REACTION TO PREPARE OR TREAT SYNTHETIC RESIN OR
       NATURAL RUBBER ...............522/1+
  EXPLOSIVE DEVICES .................102/366
  FLUID BREAKWATERS .................405/22
  FORM ANALYSIS
     ELECTRICAL .....................324/76.12+
  GENERATOR
     EARTH BORING COMBINED ..........175/56
     WATER ..........................405/79
  GUIDE ELECTRIC ....................333/239+
     ANTENNA ........................343/772+
     CONDUIT ONLY ...................138/118+
     IN CATHODE RAY TUBE ............315/4+
     IN ELECTRONIC TUBE .............315/39
     MAKING .........................29/600
     STANDING WAVE INDICATOR ........324/633+
     WITH FREQUENCY CHARACTERISTIC ..333/239+
     WITH INSULATION ................138/137+
  HAZARDOUS WASTE DESTRUCTION .......588
  METERS ............................250/250
  MOTORS ............................60/495+
  RESONATOR .........................333/219+
     IN CATHODE RAY TUBE ............315/4+
     IN ELECTRONIC TUBE .............315/32+
  SHAPING
     ELECTRONIC TUBE TYPE SYSTEM ....328/34+
  TRANSMISSION, WIRELESS ............455
     PULSE OR DIGITAL ...............375/37+


WAVEGUIDES
  CHEMICAL ANALYSIS APPARATUS .......422/82.11
     RAILWAY RAIL JOINTS ............238/151+
     RAILWAY RAILS ..................238/122+
     RAILWAY WHEELS .................295/21+
     RAILWAY WHEELS INTEGRAL HOLLOW .295/28
     TEXTILE FIBER FORMING ..........19/296+
  FEEDING ...........................226
     STEPPING-MOTOR DRIVE FOR WEB ...40/902*
  MACHINE PART
     CALENDARS DOUBLE REEL AND ......40/117
     CALENDARS SINGLE REEL AND ......40/116
     CHANGEABLE EXHIBITORS ..........40/446+
     DRIER DRUM EXTERNAL ............34/123
     DRIER PLURAL DRUMS EXTERNAL ....34/116+
     DRIER ROTARY DRUM EXTERNAL .....34/111
     DRIER SPACERS ..................34/94
     PRINTING .......................101
  SHEET FEEDING OR DELIVERY .........271
  SUPPLIED MACHINES
     AUTOMATIC DRIER WITH CONTROL BY 34/49
     BOX MAKING, FOLDING ............493/162+
     DRIER FOR ......................34/148+
     DRIER SPACER WEB ...............34/94
     DRYING PROCESSES DIVERSE TYPES .34/18
     DRYING PROCESSES RADIANT ETC ...34/41
     DRYING PROCESSES WITH VACUUM ...34/16
     DRYING PROCESSES WITH VAPOR ETC 34/23+
     DRYING PROCESSES WITH WEB       34/6
       SPACER .......................34/6
     ENVELOPE MAKING ................493/186+
     FABRIC COATING AND UNITING .....156
     FABRIC REELING WEB FASTENERS ...242/74
     FABRIC REELING WEB ROLL SUPPLY .242/58
     FOLDING OR ASSOCIATING .........270
     PRINTING .......................101
     SEVERING .......................83
     TEXTILE FLUID TREATING .........68/177+
     TYPEWRITER PAPER FEED ..........40/611+
  TACKY WEB CUTTING .................83/922*
  TOXIC WASTE DESTRUCTION ...........588
  WINDING & REELING .................242

WAVING HAIR
  METHODS ...........................132/210


WAX
  CENTRIFUGAL HONEY EXTRACTOR FILTER 210/361+
  COATING WITH ......................427
  COMPOSITIONS
     ABRASIVE .......................51/305
     BIOCIDAL .......................424
     COATING OR PLASTIC .............106
     DETERGENT ......................252/89.1+
     ESTER TYPE .....................554/1+
     INKS ...........................106/31.R+
     MOLD ...........................106/38.8
     MOLD COATING ...................106/38.25
     POLISHES .......................106/10
     SYNTHETIC RESIN OR NATURAL RUBBER CTG
       (SEE SYNTHETIC RESIN OR NATURAL RUBBER)
  DYEING ............................8/521
  ELECTROMAGNETIC WAVE TREATMENT ....204/157.15+
  ELECTROSTATIC FIELD OR ELECTRICAL
     DISCHARGE TREATMENT ............204/167
  ESTER TYPE ........................554/1+
  FERMENTATIVE TREATMENT ............435/271
  MATCHES ...........................44/507+
  MELTING APPARATUS FOR HONEY
     SEPARATION .....................210/175+
  MODELING DENTAL ...................433/213
  PAPER .............................428/486
  PARAFFIN ..........................208/20+
  WAXING
     BOBBIN WINDING COMBINED ........242/18.R+
     COATING PADS AND FORMS .........118/264+
     LEATHER SEWING AND .............112/42
     SHOE MAKING ....................12/79.5
  WAXY HYDROCARBON POLYMER PRODUCTION585/946*

WAYS
  CONVEYOR ..........................193
  MARINE ............................405/1
  RAILWAY
     FREIGHT CARS FOR TUBULAR .......105/365
     SUSPENDED ......................104/123
     TUBULAR ........................104/138.1+

WEANING DEVICES ..................... 119/821+


WEAPONS (SEE AMMUNITION; FIREAMRS; ORDNANCE)

WEAR
  BUILDING SURFACE ..................52/177+
  COMPENSATING BRAKE BEAM ...........188/214+
  COMPENSATING RADIAL BEARINGS ......384/247+
  COMPENSATING WHEEL BEARINGS .......384/261+
  COMPENSATORS FOR CLUTCHES .........192/110.R
  DISTRIBUTOR FOR TYPEWRITER PLATEN .40/554+
  EARTH BORING BIT INDICATING .......175/39
  ELEMENT REMOVABLE FROM PIPE
     FITTING ........................285/16+
  INDICATOR FOR PIPE ................138/36
  PAVEMENT ..........................404/17+
  PLATES FOR RAILWAY TRUCK ..........105/225
  PLATES HUB THRUST .................384/247+
  RESISTANT SURFACE .................428/908.8*
  STRIPS VEHICLE BODY ...............296/41
  SURFACE ROD JOINT PACKING .........277
  TAKE UP FOR WHEEL BRAKE ...........188/79.51+

WEARING IN .......................... 29/89.5

WEATHER (SEE HUMIDITY; MOISTURE)
  BAROMETERS ........................73/384+
  COMPUTER CONTROLLED, MONITORED
     ARTIFICIAL INTELLIGENCE ........395/931*
  CONTROL OF ........................239/2.1
  OPERATED CURTAIN SHADE SCREEN .....160/5
  PROOFING BUILDINGS
     (SEE WATER PROOF)
  RADAR .............................342/26
  RAIN ACTUATED WINDOW CLOSERS ......49/21+
  STRIPS ............................49/475.1+
     LAND VEHICLE WINDSHIELD ........296/93
  VANES .............................73/170.5+
     DESIGN .........................D10/59
  WEATHERSTRIP, METAL ...............428/595


WEAVERS IMPLEMENTS AND IRONS ........ 139/380+
  DESIGN ............................D08
  DIES FOR FORGING ..................72/462+
  SLAT AND WIRE FABRIC ..............140/35
     PORTABLE MACHINES ..............140/48
  WARP MANIPULATION .................139/35

WEB (SEE SHEET, FABRIC)
  ARTICLE PART
     COATING OR FORMING BY204/180.4
       ELECTROPHORESIS ETC ..........204/180.4
     ELECTROFORMING .................205/76+
     ELECTROLYTIC COATING ...........205/152+
     FORMED WEB ASSEMBLING ..........19/161.1+
     PAPER BAG MAKING ...............493/186+
     PAPER TYPE FORMING APPARATUS ...162/289+
     PAPER TYPE FORMING PROCESSES ...162/202+

WEDGE
  BOLT TO NUT LOCK
     THREAD GRIPPER WITH TAPERED     411/253
       SECTION ......................411/253
     THREAD LOCK WITH TAPERED        411/265+
       SURFACE ......................411/265+
  COUPLING AND SECURING
     BALE TIE .......................24/25
     BUCKLE .........................24/194+
     BUCKLE DESIGN ..................D11/200+
     CLASP ..........................24/526
       ALSO PIVOTS ..................24/491
     CLASP DESIGN ...................D11/87
     CLOSURE FASTENERS ..............292/342+
     CORD HOLDER ....................24/136.R+
     HARNESS CLAMP ..................24/171
     RAIL ANCHOR ....................238/324
     RAIL CLAMP .....................238/353+
     ROD JOINT SLEEVE ...............403/274+
     TOOL SOCKET FASTENING ..........403/367+
     WIRE FENCE CLAMP ...............256/56
  DESIGN ............................D08/47
  PRINTERS QUOINS ...................254/42
  PUSHING AND PULLING ...............254/104
  ROCK SPLITTING IN SITU ............299/20+
  WOOD SPLITTING ....................144/192+


WEED KILLERS ........................ 504/116+

WEEDERS ............................. 30
  ELECTRIC ..........................47/1.3
  FLAME OR BURNER TYPE ..............126/271.1+
     PLANT CULTIVATORS ..............47/1.44
  FLUID INTRODUCTION INTO SOIL ......111/118+
  GRAPPLING FORK OR SHOVEL ..........294/50.6+
  HARROWS ...........................172/705+
  PROCESS OF INTRODUCING  47/58
     FLUID INTO SOIL ................47/58
  ROOT PULLER .......................254/132
  SUBSURFACE BLADE ..................172/720
  TURNERS ...........................172/514+

WEFT
  INACTIVE
     RESTRAINERS FOR ................139/170.3+
  MEASURING AND STORING .............139/452+
  PILE FABRICS ......................139/392+
  SELECTING .........................139/453+
  STOP MOTIONS ......................139/370.1+
  THREAD CUTTING DEVICES ............139/302+
  THREAD REPLENISHING ...............139/224.R+
  THREAD TENSIONING DEVICES .........139/194
  WINDING ...........................242/26.4+


WEIGHERS (SEE SCALES)
  AUTOMATIC SUPPLY CONTROL ..........177/60+
  CIGAR AND CIGARETTE MAKING ........131/280
  COIN OR CHECK CONTROLLED ..........194
  CONVEYER PNEUMATIC COMBINED .......406/10+
  CONVEYER POWER DRIVEN COMBINED ....198/502.1+
  DESIGN ............................D10/87+
  DISPENSING ........................222/77
  GAS SEPARATION COMBINED ...........55/270
  ILLUMINATED .......................177/177+
  LIQUID LEVEL GAUGE ................73/296
  MATERIAL AND HANDLING .............414/21
  PACKAGING MACHINE COMBINED ........141/129+
  RECEPTACLE FILLING COMBINED .......177/59
  RECORDING .........................177/2+
     PRINTING OR PERFORATING ........346/9+
  SCALES ............................177
     WITH DIVERSE EXHIBITORS ........40/458
  SIFTING ...........................209/239
  SORTING ...........................209/645
     CONDITION RESPONSIVE CONTROLS ..209/592+
  SPECIFIC GRAVITY ..................73/433+
  TRAVERSING HOIST ..................212/158

WEIGHING MACHINES ................... D10/87+


WEIGHT (SEE NOTES TO DEF OF) ........ 16/DIG.8
  AIRCRAFT STABILIZING ..............244/93+
  ANIMAL RESTRAINING ................119/769
  BED COUNTERBALANCE ................5/166.1+
  BOTTLE VALVE ......................215/22+
  BRAKE .............................188/174+
  CIGAR MAKING ......................131/347
  CLOSURE FASTENER ..................292/344
  CLUTCH ............................192/89.W+
  COIN TESTER .......................194/339+
  COMPUTER CONTROLLED, MONITORED ....364/466
  CONTROLLED OPERATED AND REGULATED
     OUTLET VALVE ...................4/386+
     OUTLET VALVE LATCHED OPEN ......4/386+
     WATER CLOSET TANK ..............4/300+
  COUNTERBALANCE
     CHUTE ..........................193/19
     PITMAN .........................74/590+
     ROTOR COMBINED .................74/573.R
     SUPPORT ........................248/364
     SUPPORT SUSPENDED ..............248/325
     WHEEL ..........................301/5.21+
  DISPENSER CONTROL
     BY DISCHARGING RECEIVER ........222/56
     BY SECOND MATERIAL .............222/57
     BY SUPPLY CONTAINER ............222/58
  DOOR CLOSURE ......................16/81
  DRAPE .............................160/349.1
  DRESS .............................2/273
  DRILLING MACHINE ..................408/235
  ELECTRIC TROLLEY RETRIEVER ........191/94
  ELEVATOR ..........................187/15
  EXERCISING ........................482/93+
  FLATIRON ACCESSORY ................38/98
  HITCHING ..........................280/187
  HOOP DRIVER .......................147/12
  HORSESHOE .........................168/25
  INVALID BED .......................5/600
  LAND ROLLER .......................404/130
  LUBRICATOR ........................184/46
  MARINE PROPULSION .................440/10
  MEASURING .........................177
     DESIGN .........................D10/83+
  MOTOR .............................185/27+
     COMPOSITE ......................185/4+
  MOTOR VEHICLE LOAD,RESPONSIVE TO ..180/290
  PAPER .............................16/1.R
     DESIGN .........................D19/96+
  PHONOGRAPH TONE ARM     369/254
     COUNTERBALANCING ...............369/254
  PICKUP SCALE ......................177/237
  PLUMB BOB .........................33/392+
  PUMP ..............................417/328+
  PUMP TIDE MOTOR ...................417/330+
  REDUCER AIRCRAFT ..................244/5
  SASH ..............................16/216+
     WEIGHT AND WHEEL ...............16/219
  SASH CORD AND WEIGHT FASTENER .....16/209
  SHIP BALLAST ......................114/124
  SOUND BOX .........................369/168
  SURGICAL VIBRATOR .................128/42
  SWITCH ............................20/85.R+
     LATCH TRIP .....................20/41
  TOY ECCENTRIC .....................446/207
  TRACTION CABLE GRIPPER ............104/208
  UNBALANCED
     ROTARY GYRATORY ................74/87
     ROTARY RECIPROCATING MOVEMENT ..74/61
     SIFTER .........................209/167
     SIFTER GYRATORY ................209/366.5
     SURGICAL VIBRATOR ..............128/34+
  VALVE
     PIVOTED ........................137/527.8
     RECIPROCATING ..................137/532+
  WEIGHERS (SEE SCALES) .............177
  WEIGHTED BASE .....................248/910*
  WHEEL BALANCING ...................301/5.21+
  WOODWORKING PRESSER ROLL ..........144/248

WEIGHTING TEXTILES .................. 8/443

WEIR ................................ 405/87+
  CHEMICAL FEEDER CONTROL ...........137/101.27
  FISH TRAPS ........................43/101
  FLOW METER ........................73/215+
  OVERFLOW DISCHARGE ................239/193+

WEISAND CLAMP ....................... 452/106

WELDERS HELMET ...................... 2/8
  COMBINED WITH WELDING .............219/147
  DESIGN ............................D29/7+
  SHIELDS ...........................2/8
  WITH AIR SUPPLY ...................128/201.22+


WELDING
  ADHESIVELY SEAMING
     APPARATUS ......................156
     PROCESSES ......................156
  AUTOGENOUS ........................228/196+
  BACKUP RINGS ......................228/50
     PIPE INTEGRATABLE ..............285/21
  CHAIN LINK WELDING ................59/31+
  COLD PROCESSES OF .................228/115+
  COMPOSITIONS ......................148/23+
  CRITICAL METAL OR FILLER ..........228/262.1+
  DIFFUSION .........................228/193+
  ELECTRIC WELDING ..................219/50+
     ARC ............................219/121.11
     INDUCTIVE ......................219/6.5+
     METHODS ........................219/148
     TONGS OR CLAMPS ................219/158+
     WIRE JOINING BY ................140/112
  ELECTRODE WITH METAL PARTICLE .....428/553
  ELECTROLYTIC ......................204
  FLUX APPLYING .....................228/214+
  FRICTION APPARATUS FOR ............228/2.1+
  FRICTION TREATMENT ................156/73.5+
  GAS WELDING
     APPARATUS ......................228
     METHODS ........................228/101+
     TORCHES ........................239/398+
  METAL HEAT TREATING AND WELDING ...148/516+
  METAL WORKING AND WELDING .........228/141.1+
     DIGEST .........................29/DIG.48
     SHEET METAL CONTAINERS .........413
  NON-METALS WITH SEPARATE METALLIC
     FILLER .........................228/121
  PRESSURE WELDING
     APPARATUS ......................228
     PROCESSES OF COLD WELDING ......228/115+
     PROCESSES OF MAKING TUBES BY
       DRAWING THROUGH DIES .........228/144+
     TUBES BY DRAWING THROUGH DIE ...228/16
  RAILWAY TRACK WELDERS .............104/15
  ROBOT .............................901/42*
  ROD ...............................219/145.1+
     ALLOY COMPOSITION ..............420
     FLUXING COMPOSITION ............148/23+
     METAL PARTICLE CONTAINING ......428/553+
     SOLDER .........................228/56.3
  SCALE REMOVING ....................29/81.1+
  SINTERING .........................419
  SONIC OR ULTRASONIC,NON-156/580.1
     METALLIC .......................156/580.1
     APPARATUS ......................156/580.1+
     PROCESS ........................156/73.1+
  SPOT WELDING ......................219/86.1+
  TONGS OR CLAMPS ...................269
  ULTRASONIC APPARATUS ..............228/1.1
     NON-METALLIC ...................156/73.1
     NON-METALLIC PROCESSES .........156/73.1+
  ULTRASONIC PROCESS ................228/110.1+
  WELD STRENGTH TESTING
     BENDING ........................73/850
     SHEAR ..........................73/842
     TENSILE ........................73/827
  WELDED METAL STOCK ................428/544+


WELLS ............................... 166
  BATTERY RECEPTACLE ................429/47
  BLOWOUT PREVENTER VALVE ...........251/1.1+
  BOREHOLE STUDY ....................73/151+
     ELECTRICAL .....................324/323+
  BOREHOLE TELEMETERING IN ..........340/853.1+
  CABLE SEAL ........................277
  CENTERING GUIDE ...................175/325.1+
  CLEANING ..........................166/170+
     PROCESSES ......................166/311+
  CONCENTRIC CONDUIT JOINT ..........285/138+
  COUPLED ROD SEAL ..................277/5+
  COUPLING VALVE ....................137/515+
  DRILLING PLATFORM .................405/195.1+
     FLOATABLE ......................405/203+
  EARTH BORING COMPOSITIONS .........507/100+
  EARTH BORING FOR ..................175
  FIRE EXTINGUSHING .................169/69+
  GAS LIFT VALVE FOR ................137/155
  GAS SEPARATING ....................96
  GRAPPLES ..........................294/86.1+
  GRAPPLING METHODS .................166/301
  HEATER ELECTRIC ...................392/301+
  HOIST BUCKET BAILER ...............294/68.22+
  LOGGING ...........................367/25
     COMPUTER CONTROLLED, MONITORED .364/422
     PARTICULAR APPARATUS ...........367/911*
     PARTICULAR TRANSDUCER ..........367/912*
  PACKER SEALING PORTION ............277
  PUMP
     AERATED COLUMN .................417/108+
     EXPANSIBLE CHAMBER ROTARY ......418
     JET ............................417/151+
     MOTOR COMBINED .................417/321+
     PNEUMATIC DISPLACEMENT .........417/118+
     RECIPROCATING PISTON ...........417/437+
     RECIPROCATING VALVED PISTON ....417/545+
     ROTARY CENTRIFUGAL .............415/206
     ROTARY SCREW ...................415/71+
     WELL STRUCTURE COMBINED ........166/105+
  ROTATABLE PACKING ROD SEAL ........277/31
  SCREEN MAKING .....................29/163.6+
  SELECTING CONTROL IN ..............340/853.3+
  SOLID MATERIAL RECOVERED ..........299
  TORPEDOES .........................102/301+
  TREATING COMPOSITIONS .............252/8.551
  TUBING CUTTER .....................166/55
  TUNNEL FLUID RECOVERY .............299/2
  VALVES AND CLOSURES ...............166/316+
  WIPER .............................15/210.1+


WELTING
  DEVICE FOR KNITTING MACHINES ......66/41

WELTS
  GLOVE .............................2/165
  SHOE ..............................36/78
     HANDLING AND SEWING ............112/46
     MACHINES .......................12/67.R+
     SEWING GUIDES ..................112/52
     SLITTING BEVELING AND SEWING ...112/44
     SOLE ATTACHING .................36/17.R
     SUPPORT FOR IN LEVELING ........12/33
  VEHICLE BODY JOINT ................280/153.5

WERNER COMPLEX FORMATION TO RECOVER
 HYDROCARBON ........................585/850

WET SUIT ............................ 2/2.14+

WETTING (SEE MOISTENING)
  COMPOSITIONS ......................252/351+
  TEXTILE SPINNING WITH .............57/295