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:


CURTAIN
  BEDSTEAD ..........................5/163
  CABINET ...........................312/3+
  CAMERA SHUTTER ....................354/241+
  DESIGN,WINDOW .....................D06/575
  LACE OR NET .......................87
     DESIGN .........................D05/11+
  LOOP THREADER FOR CURTAIN RODS ....223/105
  MATERIAL SEE TEXTILE
  NET OR MESH FABRIC ................D05/11+
  PIANO PIANISSIMO DEVICE ...........84/220
  PORTABLE FLEXIBLE PANEL TYPE ......160
  PROJECTION LANTERN DIMMER .........362/278
  PULLS
     KNOB AND CORD ..................16/122
     TASSELS ........................428/28
  RAIL OR RUNNER ....................16/87.R+
  RAILWAY SLEEPING CAR ..............105/324
  RELEASER FOR TRAIN VESTIBULE ......105/23+
  RIGID TIEBACK .....................D08/368
  RING ..............................16/108+
     DESIGN .........................D08/367+
  ROD ...............................211/86+
     BRACKET ........................248/261+
       DESIGN .......................D08/363+
       DESIGN .......................D08/380
     DECORATIVE ELEMENT .............52/301
     DESIGN .........................D08/376+
     SHADE ROLLER BRACKET COMBINED ..248/252+
     SINGLE .........................211/105.1+
  ROPE FOR PULLING ..................160/340+
  SHEET DELIVERY ....................271/67
  SHOWER BATH .......................4/608+
  STRETCHER .........................38/102.1+
  SUPPORT OR RACK WITH ..............211/180
  THEATER CURTAIN DERRICK HOIST .....254/266+
  VALVE HEAD ........................137/625.28+
  VEHICLE
     DESIGN .........................D12/183
     STORM FRONT ....................296/83
     TOPS ...........................296/138+

CURTAIN WALL ........................ 52/235
  CURVED WALL .......................52/245+
  PICTURE WINDOW ....................52/766+


CURVE
  ANALYSIS, CHART & .................33/1.C
  CABLE RAILWAY .....................104/189+
  FRENCH ............................33/561.2+
  RULER AND SCRIBER
     GAUGE ..........................33/561.2+
     LINE ...........................33/27.1+
       COMPASS ......................33/27.2+
       CONIC SECTION ................33/27.8
       ROSE ENGINE ..................33/27.11
       SINE CURVE ...................33/27.1
       SPIRAL .......................33/27.9
     LINE COMBINED ..................33/26
     PANTOGRAPHIC ...................33/23.1+
     SURFACE ........................33/21.1+
  TRACK .............................238/15+

CURVED WORK FORMING MEANS
  GEAR CUTTING ......................409/1+
  GLASS MOLDING .....................65/286+
  METAL BENDING .....................72/380
  MILLING ...........................409/64+
  PATTERN CURVILINEAR DRAW ..........164/215+
  PLANING ...........................409/309+
  PLATE CUTTING .....................82/72+
  SAW TABLE GAUGES ..................83/471+
  STAVE JOINTING TRAVELING SAW ......147/34
  WOOD SHAPING GUIDE ................144/152+

CUSHION SEE MATTRESS ................ 5/448+
  BILLIARD TABLE ....................473/32
  BOWLING ALLEY .....................473/114
  CHRYSANTHEMUM .....................PLT/74.1+
  DASH BOARD MOUNTED ................280/727+
  DESIGN ............................D06/596
  ELEVATOR WELL END .................187/67
  LAND VEHICLE LETDOWN TOP ..........296/125+
  PILLOW ............................5/636+
  PIN CUSHION .......................D03/27
  PUMP PRESSURE COMPENSATOR .........417/540+
  RAIL SEAT .........................238/283+
  RAILWAY WHEELS ....................295/11+
  SADDLE ............................54/41.1
  SPRING DEVICE .....................267
     RECIPROCATING BED ..............267/75
  WELL RIG WALKING BEAM .............74/581+


CUSHIONED DEVICE
  AXLE BOX ..........................105/224.1
  BEDPANS ...........................4/456+
  BOXES .............................217/5+
  CHAIR SEAT ........................297/452.16+
  CHAIR SEAT ........................297/452.48+
  CONNECTING RODS ...................74/583
  CONTAINER .........................493/904*
  FOR PISTON OF EXPANSIBLE CHAMBER   92/85.R
     DEVICE .........................92/85.R
  GUN STOCK .........................42/74
     DESIGN .........................D22/111
  HEEL ..............................36/35.A+
  HORSESHOE .........................168/12+
     DESIGN .........................D30/147+
  IMPACTING DEVICE ..................173/210+
  POWER HAMMER AND PRESSES ..........72/431+
  RAILWAY DRAFT DEVICES .............213/7+
  SHELL .............................102/473+
  SHOE
     HEEL ...........................36/35.A+
     HEEL ANTISLIP ..................36/59.R+
     HEEL VENTILATED ................36/3.R+
     INSOLE .........................36/44
     INSOLE DESIGN ..................D02/961
     PADS ...........................36/71
     SOLE ...........................36/28
     SOLE ...........................D02/947+
     SOLE VENTILATED ................36/3.B
  SOLE ..............................36/28+
  TIRES .............................152/151+
  TOOL DRIVING MEANS ................173/162.1
  TYPEWRITER KEY CAP AND STEM .......40/491+
  WHEEL AND AXLE ....................301/2
  WINDOW SASH .......................49/428

CUSPIDOR
  CLEANER ...........................15/73
  DENTAL APPARATUS COMBINED .........433/97
  DESIGN ............................D34/2
  STOVE ATTACHMENT ..................126/32
  STRUCTURE .........................4/258+

CUT FILM HOLDERS .................... 354/275+
  MAGAZINE ..........................354/174


CUT PILE FABRIC
  CUTTING ...........................26/13
  FINISHING .........................26/2.R+
  WOVEN .............................139

CUTICLE
  CUTLERY ...........................30
     COMBINED .......................132/73.5

CUTLERY ............................. 30
  BLADES ............................30/346+
  CUTTING TOOLS .....................30/165+
  DESIGN, MISCELLANEOUS .............D07/649+
  HANDLES & BLADE CONNECTIONS .......30/340+
  HOLDER FOR ........................D07/637
  HOLDERS FOR DETACHABLE BLADES .....30/329+
  MAKING ............................76/104.1+
     DIES FOR .......................72/470+
  SHEATHED ..........................30/151+
  SILVERWARE SORTING ................209/926*


CUTOFF
  BRAKE SYSTEM FLOW RETARDER AND ....303/84.1
  EXPANSIBLE CHAMBER MOTOR
     ADMISSION ......................91/247+
     MULTIPLE EXPANSION .............91/152+
  FLUENT MATERIAL ...................251
     AUTOMATIC WEIGHER COMBINED .....177/60+
     FLUID DISTRIBUTION VALVE
       ACTUATION ....................251
     FOOD DEPOSITING MACHINE ........425/447+
     FOOD DEPOSITING MACHINE ........222
     HOPPER CUTOFF TO SIFTER ........209/246
     LUBRICATION GRAVITY FEED .......184/66+
     MILKING MACHINE VACUUM LINE ....119/14.8
     NOZZLE WITH PRESET .............239/67+
     RECEPTACLE FILLING .............141/192+
     SAND FEEDER ....................291/31
     SLIT RESILIENT DIAPHRAM
       DISPENSER ....................222/490
     WATER DISTRIBUTION SPOUT AND ...137/872+
  FLUENT MATERIAL DISPENSER
     BIASING CLOSURE ................222/511+
     CONTENTS PRESSURE OPERATED .....222/491
     FLOW CONTROLLER ................222/544+
     GRAVITY ACTUATED ...............222/500
     MOTOR OPERATED .................222/504
     PRESET CUTOFF ..................222/14
     RATE OF FLOW RESPONSIVE ........222/59
     RELATIVELY MOVABLE ACTUATOR FOR 222/505
     SECTIONAL ......................222/502+
     SNAP ACTION ....................222/498+
  FLUID PRESSURE REGULATOR COMBINED .137/456+
  FUEL FEED
     AUTOMATIC BURNER CONTROL .......431/18+
     BOILER .........................122/447
     BURNER NOZZLE ..................239/569+
       SELECTIVELY PRESET ...........239/67+
  MILKING MACHINE VACUUM LINE .......119/14.8
  STEAM ENGINES .....................91/247+

CUTOUT (SEE CIRCUIT, MAKER & BREAKER)
  ARC LAMP CIRCUIT ..................314/10+
  ELECTRIC VEHICLE SUPPLY ...........191/8
  FLUID HEATER ......................236/21.R
  LAMP CIRCUIT ......................315/119+
  MUFFLER
     ACOUSTIC .......................181/236
     VALVE STRUCTURE ................137/625.44+
  SIGN LETTERS ......................40/602
  SWITCHES ..........................20


CUTTER & CUTTING (SEE ABRADING;
 FILING; SAWING; TRIMMING) ..........83
  ABRADING ..........................51
  AGRICULTURAL
     CITRUS FRUIT CUTTER HAND TOOL ..30/113.1+
     COLTERS ........................172
     CORNCOB SPLITTING ..............225/93
     CORNSTALK ......................56/53+
     CUTTER TYPE HARVESTER ..........56/229+
     DESIGN .........................D08/1+
     FRUIT GATHERERS ................56/328.1+
     GREEN CORN .....................460/45
     HARROW DISK ....................172/518+
     HARVESTER ......................56
     PLANTING MACHINES WITH SEED
       CUTTERS ......................111
     PLOW MOLDBOARD FURROW SLICE ....172/758+
     POTATO CUTTERS FOR PLANTING ....83
     POTATO DIGGERS .................171/26+
     PRUNING SAWS ...................30/166.3+
     SCYTHES ........................30/309
     SICKLES ........................30/309
     SOD CUTTERS ....................172/19+
     STALK CHOPPERS .................56/500+
     TREE HACKS FOR DEBARKING .......30/121
     VINE CUTTERS ...................56/229+
  BLOCK AND BOARD ...................269/289.R
  BOARD,HOUSEHOLD ...................D07/698
  BRICK .............................83
  BROACHING MACHINE .................409/243+
  BUTTONHOLES .......................30/118+
     MACHINES .......................83/905*
  CABLE .............................30
     FISHING LINE ...................43/43.12
     SHIPS ANCHOR CABLE .............114/221.R
     WELL CABLE .....................166/54.5+
     WELL TORPEDO CABLE .............89/1.14
  CANDLE ............................83
  CANDY .............................83
  CIGAR TIP .........................30/109+
     DESIGN .........................D27/195
  CLEANER FOR INSIDE OF PIPE ........15/104.13+
  COATING PROCESSES WITH ............427/289+
  COMBINED WITH OTHER TOOLS .........7/158+
  COMPUTER CONTROLLED, MONITORED     364/474.1+
     PRODUCT MANUFACTURING ..........364/474.1+
  CUTLERY HAND MANIPULATED ..........30
     ERASER COMBINED ................15/105.53
     HAIR PLANERS ...................30/30+
     HAIR THINNING SHEARS ...........30/195
     KNIVES .........................30/165+
     MANICURE .......................30/26+
     NIPPERS ........................30/175+
     RAZORS .........................30/32+
     SAWS ...........................30/166.3+
     SCRAPERS .......................30/169+
     SHEARS .........................30/194+
  DENTAL INSTRUMENTS ................433/144+
  DERMATOME .........................606/132
  DESIGN HAND HELD TOOLS ............D08/14+
     ABRADING .......................D08/90+
     BAYONET, DAGGER, HUNTING .......D22/118
     CLEANING .......................D32/35+
     COMBINED WITH KEY HOLDER .......D03/64
     HAIR ...........................D28/52+
     KITCHEN ........................D07/693+
     KNIFE, FORK, SPOON .............D07/642+
     LETTER OPENER ..................D08/102+
     PENCIL SHARPENER ...............D19/73+
     RAZOR ..........................D28/45+
     SILVERWARE .....................D07/642+
  DISPENSER WITH ....................222/80+
     ARTICLE DISPENSER ..............221/30+
     ARTICLE IMPALER ................221/213+
     GAS OR VAPOR DISPENSING ........222/5
     SOAP DISPENSER .................241/602+
  EARTH AND STONE
     BUSH HAMMERS AND CHISELS .......125/41
     CORE TYPE POSTHOLE DIGGERS .....294/50.5+
     EARTH BORING ...................175
     EARTH BORING BITS ..............175/327+
     EARTH CORE DRILLS ..............175/403+
     EARTH EXCAVATING ...............37
       STONE REMOVER ................37/303
     EARTH REAMERS ..................175/406+
     EARTH SCOOPS ...................37/411+
     EARTH WORKING ..................172
     GRINDING WHEEL DRESSING ........125/11.11
     MILLSTONE DRESSING MACHINE .....125/27+
     MILLSTONE PICKS ................125/42
     MINING MACHINES ................299/29+
     PRECIOUS STONE WORKING .........125/30.1
     ROCK DRILLING ..................175
     ROCKWORKING IN SITU IN EARTH ...299
     SHAVE TYPE MINING MACHINE ......299/34
     STONE CHISELS ..................125/6+
     STONE DRESSING .................125/2+
     STONE PLANING ..................125/9
     STONE SAWING ...................125/12+
       IN PLACE IN EARTH ............299
     STONE TURNING ..................125/10+
     STONEWORKING ...................125
     STREET SURFACE REMOVAL .........299/36
     TUNNELING MACHINES .............299/29+
     WELL DRILLING ..................175
  EDGE ..............................83/425.2
  ERASER COMBINED ...................15/105.53
  ERASER MUTILATING .................30/169+
     BURNISHER COMBINED .............7/124
  FEEDING AND CUTTING ...............83/401+
  FOOD
     BUTTER .........................83
     CHEESE .........................83
     CITRUS FRUIT ...................30/113.3
     CLEAVERS .......................30/308
     COOKING MOLDS WITH TRIMMER      99/430
       OR DIVIDER ...................99/430
     CORER ..........................99/547+
       ANNULAR CUTTER HAND TOOL .....30/178+
       CITRUS FRUIT HAND TOOL .......30/113.1+
       WITH SEGMENTERS ..............99/545
       WITH SEGMENTERS HAND TOOL ....30/302
       WITH TWO BLADES ..............30/174
     FISH CUTTERS ...................54/63
     INDISCRIMINATE COMMINUTION .....241
     INDISCRIMINATE CUTTING .........83
     MEAT SAWS (SEE WOOD SAWS)
     PARERS FOR FRUIT ...............99/588+
     PASTRY MAKING ..................425/289+
     PIE SEGMENTERS .................30/114
     TUB OR BLOCK WITH ..............241/199+
     VEGETABLE END ..................99/635+
     WAFFLE IRONS WITH EXCESS        99/375
       TRIMMER ......................99/375
  FURBISHING ........................409/63
  GEAR CUTTING, MILLING, PLANING ....409
  GLASS (SEE SEARCH NOTES) ..........83/879+
     MACHINES WITH CHARGING MOLDING
     MACHINES WITH SHAPING AND ......65/174+
  GUIDE COMBINED ....................30/286+
  HAIR GUIDE FOR CUTTING ............132/213+
  HARD MATERIAL IN SITU .............299
     BORING .........................175
     CUTTER .........................299/79+
     DISINTEGRATING MACHINE .........299/29+
     ICE BORING .....................175/18
     ICE WORKING TOOL ...............299/24
  HEATED SEE 4 NOTE TO CLASS 30 .....83/171
  HEEL AND SOLE EDGE ................12/85+
  I-BEAM CUTTER .....................83/DIG.2
  ICE
     CHIPPERS .......................30/164.5
     HARVESTING IMPLEMENTS ..........299/24+
     HEAT CUTTING ...................62/320
     HEAT CUTTING ELECTRICALLY ......30/140
     IMPLEMENTS .....................299/24+
     PICKS ..........................30/164.5+
     SCRAPER HAND HELD ..............30/136+
     SCRAPERS FOR REMOVING ICE FROM  37/266+
       SIDEWALKS ....................37/266+
     SHIP ICE BREAKER ...............114/42
     SNOW PLOWS WITH ICE SCRAPERS ...294/54.5
  INFLATABLE TUBE ...................83/DIG.3
  INSULATION ........................81/90.1+
     WITH REMOVER ...................81/9.4+
  LEATHER MANUFACTURES ..............69
  MAKING CUTTERS ....................76
     EDGE BY ELECTRIC WELD219/77
       DEPOSITION ...................219/77
  MANICURE COMPOUND TOOL WITH .......132/75.4+
  METALWORKING ......................407
     AIR CURRENT GENERATED BY .......29/DIG.82
     AMBULATORY, WITH FLUENT CONDUIT 29/DIG.64
     AUGER LIP CUTTING ..............76/3
     AX MAKING ......................76/7+
     BORING HEAD ....................408/234
     BORING MACHINES ................408
     BROACHES .......................407/13+
     CABLE SHEATH CUTTERS ...........30/90.1+
     CAN OPENERS ....................30/400
     CASTING COMBINED ...............29/527.6
     CASTING DEVICE WITH ............164/262+
     CHAIN MAKING MACHINE WITH ......59/16+
     CHASING SCREW THREAD ...........408/215+
     CHEMICAL HEAT EMPLOYED TO CUT ..148/194+
     COLD CHISELS ...................30/168
     CONTAINED SUPPLY RESERVOIR .....29/DIG.65
     COUNTERSINKS ...................408/223+
     CUTTER MAKING PROCESSES ........76/116+
     CUTTERS FOR MACHINE MOUNTING ...407
     DIE SHAPING SHEET METAL AND ....72/324+
     DRILLING MACHINES ..............408
     DRILLS .........................408/199
     DRIVE ..........................29/DIG.55
     ENGAGING CLEANER ...............29/DIG.97
     EXPANDED METAL MAKING ..........29/6.1
     FAN COAXIAL WITH ...............29/DIG.83
     FEED ...........................29/DIG.57
     FENCE BARB CUTTING .............29/7.1
     FILE CUTTING ...................76/12+
     FILE RESHARPENING SAND BLAST ...51/414
     FILES AND FILING ...............29/76.1+
     FLAME CUTTING ..................148/194+
     FLAME CUTTING APPARATUS ........266/48+
     FLUID CHANNEL IN ...............29/DIG.92
     FLUID SPREADER CONTACTS ........29/DIG.69
     FORGING MACHINE WITH CUTTING
       MACHINE ......................29/34.R
     FORGING MACHINES WITH
       INCIDENTAL CUTTING ...........72/324+
     GEAR CUTTING MACHINES ..........409/1+
     HAND MANIPULATED TOOLS FOR .....30/165+
     HOOD ENCASED ...................29/DIG.86
     HORSESHOE MAKING MACHINE WITH ..59/37+
     IMMERSION COMPLETE .............29/DIG.71
     IMMERSION PARTIAL ..............29/DIG.74
     LATHES .........................82/117+
     MILLING MACHINES ...............409/64+
     NAIL MAKING MACHINES WITH ......470/157+
     NEEDLE MAKING MACHINE WITH .....163/1+
     PIN MAKING MACHINE WITH ........163/6
     PIPE AND ROD CUTTERS ...........30/92+
     PLANING MACHINES ...............409/288+
     PRINTERS LEADS .................83
     PUNCHING .......................83
     REAMERS ........................408/227
     RIFLING ........................409/306
     ROLLING AND CUTTING MACHINES ...72/203+
     ROTATING .......................29/DIG.67
     SAW TOOTH CUTTING ..............76/28+
     SAWING .........................83
     SCRAP CUTTING ..................83/923*
     SCREW CUTTING LATHE ............82/110+
     SCREW THREADING DIES ...........408/215+
     SCREW THREADING MACHINES .......408/72.R+
     SCREW THREADING TAPS ...........408/215+
     SCREW THREADING WITH CUT OFF ...408/28+
     SHAPERS ........................409/288+
     SHARPENERS ABRADING ............51/246
     SHARPENERS FOR CUTTING TOOLS ...76/82+
     SHARPENERS FOR SAW TEETH .......76/30+
     SHEET AND BAR CUTTING ..........83
     SHEET METAL SHAPING DIE WITH ...72/324+
     SHREDDING ......................29/4.51+
     STAPLE MAKING MACHINE WITH .....59/71+
     STEREOTYPE CONCAVE SURFACE
       FINISHING ....................409/309
     TAP OR DIE .....................408/215+
     TIRE UPSETTING MACHINE WITH
       CUTTER .......................29/22
     TUBE AND SHEATH SPLITTERS ......30/90.1+
     TUBE CUTTERS FOR WELL TUBING ...166/55
     TURNING TO TAPER ...............82/15+
     TURNING WITH PROFILED CUTTER ...82/13
     TURNING WITH RADIAL CUTTERS IN
       HOLLOW HEAD ..................82/130
     TYPE CASTING MECHANISM WITH ....199/54+
     VALVE REFITTING PORTABLE TOOL ..409/64+
     WIRE ...........................83
     WIRE CUTTING WITH TAG MACHINE ..493/343+
     WIRE FABRIC MAKING WITH SLAT ...140/26
     WIRE STRAIGHTENING AND .........140/139+
     WIRE STRETCHING IMPLEMENTS WITH 140/123.6
     WRENCH ATTACHED CUTTER .........81/181+
  OILER .............................83/169
  PAPER .............................D15/127
  PENCIL SHARPENER        30/451+
     (SEE PENCIL SHARPENER)) ........30/451+
     MACHINE ........................144/28.1+
  PIPE HAND TOOLS ...................30/92+
  PLASTIC BLOCK APPARATUS ...........425/289+
  PLASTIC MATERIAL IMPLEMENTS .......30/115
  PUNCHING ..........................234
  RECEPTACLE OPENERS
     IMPLEMENT ......................30/2+
     METALLIC RECEPTACLE WITH .......220/260
     REFRIGERATION RELATED ..........62/294
  ROTARY SEE NOTES TO ...............30/347
  ROTATING AXIALLY MOVING TOOL ......408
  SAFETY DEVICES ....................83/DIG.1
  SELECTIVE .........................234
     PATTERN CONTROLLED .............234/59
  SEVERING BY TEARING OR BREAKING ...225
  SEWING MACHINES COMBINED ..........112/128
     THREAD .........................112/285+
  SHAPING DEVICES ...................407
  SHEET AND BAR .....................83
     CIGAR RECEPTACLE WITH ..........206/238+
     CIGAR WRAPPER CUTTER ...........131/33+
     CIGARETTE MOUTHPIECE MAKING ....131/91
     CLOTH FINISHING ................26/7+
     DISPENSING PACKAGE WITH ........206/216
     FABRIC REELS WITH ..............83
     LABEL MACHINE STRIP SEVERING ...156/510+
     MEASURER FABRIC AND CORD WITH ..83/522.11+
     PAPER APERTURE MAKING PUNCH FOR 402/1
       SHEET RETAINER ...............402/1
     PAPER BAG MAKING WITH ..........493/227+
     PAPER BOX MAKING WITH ..........493/56+
     PRINTING MACHINE WITH ..........101/224+
     SHEET MATERIAL ASSOCIATING AND
       FOLDING WITH .................270/21.1
     SHEET MATERIAL FOLDING WITH ....493/340
     STENCILING MACHINE .............101/117
     TOBACCO LEAF DISINTEGRATING ....131/311+
     TOBACCO PLUG ...................131/117+
     TOBACCO STEM ...................131/317+
  SHOEMAKING ........................12
  SOAP ..............................83
  SOLID MATERIAL COMMINUTION OR
     DISINTEGRATION .................241
  SOUND WAVES .......................83/14
  SOUND WAVES .......................83/701
  STONE WORKING .....................125
  STREET SURFACE REMOVAL
     ICE ............................299/24
  SURGICAL ..........................606/132+
     DESIGN .........................D24/146+
     ELECTRICAL .....................606/39+
  TEST
     CUTTING EDGE TESTING ...........73/104+
     SHEAR STRESS, EG 1ZOD, CHARPY ..73/844
  TEXTILE AND STRAND ................83/913*
     BERIA TYPE CUTTER ..............83/403
     BOBBIN AND COP WINDING WITH ....242/19
     BUTTONHOLE CUTTER ..............30/118+
       ON SEWING MACHINE ............112/68
     CLOTH FINISHING ................26/7+
     CORDAGE WINDING WITH ...........242/48
     FABRIC REELING WITH ............242/56.R
     KNITTING STRAND CONTROLLED STOP 66/159
     MEASURER FOR FABRIC WITH .......33/732+
     SEVERING CUTTER FOR SEWING
       MACHINE ......................112/130
     SEWING MACHINE SHUTTLE WITH ....242/21
     SHEARS .........................30/194+
     SPOOL OR TWINE HOLDERS WITH ....83/649+
     TEXTILE KNITTING ...............66/125.R+
     TEXTILE SPINNING STRAND
       CONTROL STOP .................57/86+
     TEXTILE WEAVING FABRIC .........139/291.C
     TEXTILE WEAVING PILE ...........139/43
     TEXTILE WEAVING THREAD CONTROL .139/260+
     TEXTILE WEAVING WEFT ...........139/302
     THREAD CUTTER FOR SEWING
       MACHINE ......................112/285+
     TRIMMER FOR SEWING MACHINE .....112/129
     TUFTING SEWING MACHINE .........112/80.1+
     WELL TORPEDO CABLE .............89/1.14
  THRESHING .........................460
  TOBACCO AND TOBACCO PRODUCTS ......131
     CIGAR END CUTTERS ..............83
     CIGAR OR TOBACCO RECEPTACLE WITH206/238+
     CIGAR TIP CUTTERS HAND .........30/109
  TOOLS WITH ADDITIONAL TOOLS .......7/158+
     MONKEY WRENCH ..................7/139+
     PLIER TYPE .....................7/129+
     PLIER TYPE .....................7/132+
  TORCH .............................266/48+
     FEED DISPERSING ................239/398+
  TRACHEOTOME .......................606/185
  TREPAN ............................606/176+
  TREPANNING ........................408/703*
  TURNING ...........................82
  VEHICLE BODY ......................296/2
  WOODWORKING .......................144/36+
     COOPERING ......................147
     DRAW KNIVES ....................30/313
     KNIVES .........................30/165+
     PENCIL SHARPENER ...............30/451+
     RECIPROCABLE ALONG   83/746
       ELONGATED EDGE ...............83/746+
     SAWING .........................83
     SPOKESHAVES ....................30/281
     TURNING ........................142
  WORK ATTACHED DEVICE ..............83/743+

CYANAMIDES .......................... 423/368
  CATALYSTS CONTAINING ..............502/200
  ELECTROLYTIC SYNTHESIS
     AQUEOUS BATH ...................204/91
     FUSED BATH .....................204/63
  FERTILIZERS CONTAINING ............71/55+
  ORGANIC RADICAL CONTAINING ........564/103

CYANATES ............................ 423/364+
  ESTERS ............................560/301


CYANIDE
  CATALYSTS CONTAINING ..............502/200
  DETERGENTS CONTAINING .............252/141
  ELECTROLYTIC SYNTHESIS
     AQUEOUS BATH ...................204/91
     FUSED BATH .....................204/63
  LEACHING ORES WITH ................75/711+
     ELECTROLYSIS COMBINED ..........205
  ORGANIC ...........................558/303+
  PRESERVING, DISINFECTING,          422/35
     STERILIZING WITH ...............422/35
  SALTS INORGANIC ...................423/364

CYANINE DYES
  CYANOETHYLATION OF FIBERS .........8/DIG.13
  PHOTOGRAPHIC COMPOSITIONS          430/581+
     CONTAINING .....................430/581+

CYANO GROUP, FORMATION OF ........... 558/308+

CYANOACETIC ACID .................... 558/443

CYANOGEN
  AMMONIA FROM COMPOUNDS ............423/352
  BIOCIDES CONTAINING ...............424/607+
  ELECTROLYTIC SYNTHESIS
     AQUEOUS BATH ...................204/91
     FUSED BATH .....................204/63
  HYDROCYANIC ACID ..................423/364
  SALTS .............................423/364+

CYANOGUANIDINES ..................... 564/104

CYANOHYDRINS ........................ 558/451


CYANURIC ACID ....................... 544/192

CYCLE SEE VELOCIPEDE
  BICYCLE TYPE ......................280/200+
     DESIGN .........................D12/111
  DESIGN ............................D12/107+
  DICYCLE TYPE ......................280/208
  ELECTRIC BICYCLE SIGNAL ...........340/432
  ELECTRIC LIGHT ....................362/72
  LOCKS .............................70/233
  MUD GUARDS ........................280/152.1+
  PARALLEL CONNECTED ................280/209
  POLYCYCLES ........................280/282
  RACK OR HOLDER ....................D12/115
  SADDLES ...........................297/195.1+
  SIDECAR ...........................D12/116
  SINGLE AXIS OR WHEEL ..............280/205+
  STIRLING ..........................62/6
  THEFT PREVENTING ALARMS ...........116/33
  TRICYCLE TYPE .....................280/200+
     CONVERTIBLE ....................280/7.15+
     DESIGN .........................D12/112+
     SIMULATIONS ....................280/828+
  VEHICLE ENERGY ACTUATED SIGNAL ....116/56+

CYCLIC HYDROCARBON (SEE ALICYCLIC
 HYDROCARBON; AROMATIC HYDROCARBON)

CYCLIC PEPTIDES ..................... 530/317+

CYCLIC POLYMERIZATION, HYDROCARBON    585/415+
 SYNTHESIS ..........................585/415+
  AROMATIC HYDROCARBON SYNTHESIS ....585/415+

CYCLIC THIOCARBONATES ............... 549/30+
  DITHIOCARBONATES, MONOTHIOCARBONATE549/30
  TRITHIOCARBONATES .................549/36


CYCLIZATION
  MINERAL OIL .......................208/46+

3,5-CYCLOANDROSTANES ................ 552/500+

CYCLOBUTYL CARBOXYLIC ACID ESTERS ... 560/123

3,5-CYCLOCHOLESTEROLS ............... 552/500+

3,5-CYCLOGONANES .................... 552/500+

CYCLOHEXAMIDE ....................... 546
  IN DRUG ...........................514/328

CYCLOHEXANOL ........................ 568/835

CYCLOHEXANONE ....................... 568/376

CYCLOHEXYLAMINE ..................... 564/462

CYCLOMETERS ......................... 235/95.R+


CYCLONE SEPARATOR ................... 406/173
  GAS SEPARATION ....................55/337
  LIQUID SEPARATION .................210/512.2

CYCLOOLEFINES ....................... 585/23
  SYNTHESIS .........................585/350+
     BY DEHYDROGENATION .............585/379+

CYCLOPARAFFINS ...................... 585/20+
  SYNTHESIS .........................585/350+

CYCLOPENTADIENE SYNTHESIS ........... 585/350+
  BY ALKYLATION .....................585/446

CYCLOPENTANOHYDROPHENANTHRENE         552/502
 COMPOUNDS ..........................552/502+
  HETEROCYCLIC ......................540/2+

CYCLOPENTYL CARBOXYLIC ACID ESTERS .. 560/121+

CYCLOPROPANE ........................ 585/350+

CYCLOPROPYL CARBOXYLIC ACID ESTERS .. 560/124

CYCLOSERINE ......................... 548/244

3,5-CYCLOSTEROIDS ................... 552/500+


CYCLOTRONS
  ENERGIZING SYSTEMS ................328/234
  NUCLEAR FUSION REACTIONS USE IN ...376/100
  STRUCTURE .........................313/62
  SYSTEMS INCLUDING .................328/234
  TUBES .............................313/62

CYCLOVITAMIN D ...................... 552/653

3,5-CYCLOVITAMIN D .................. 552/653


CYLINDER
  AIRPLANE WITH SUSTAINING ROTOR ....244/10
  BRACKET SUPPORT ...................248/230+
  CASTER ............................16/22+
  COMPRESSOR
     MOVABLE CYLINDER WITH417/460
       RECIPROCATING PISTON .........417/460+
     MULTIPLE CYLINDER ..............417/521+
     ROTARY CYLINDER ................417/462
  DOOR CLOSING AND LIQUID CHECKING ..16/57
  EARTHWORKING ......................172/554
  ESCAPEMENT ........................368/129
  EXPANSIBLE CHAMBER DEVICE .........92/169.1+
     CONCENTRIC CYLINDERS ...........92/51+
     LUBRICATING MEANS ..............92/153+
     MOVABLE CYLINDER ...............91/196+
     MOVING CYLINDER MULTIPLE .......92/117.R+
  GAUGES ............................33/542+
  GLASS CYLINDER MAKING .............65
  GLASS HANDLING ....................414/24
  GRINDING IE INTERNAL GRINDING .....51/290
  HANDLES, HOLLOW CYLINDER ..........414/910*
  HEAD PACKING ......................277
  HEAT EXCHANGE MEANS ...............165/181
  HOLDING MEMBER ....................292/261
  INTERNAL COMBUSTION ENGINE
     CONSTRUCTION ...................123/193.1
     COOLING ........................123/41.72+
     MULTIPLE .......................123/52.R+
     OSCILLATING ....................123/42
     RECIPROCATING ..................123/50.R
     ROTARY .........................123/43.R+
  JOINT FOR ROTATING CYLINDER .......285/134+
  LAGGING ...........................165/135+
  LOCK ..............................70/357+
     HOUSING ........................70/449
     KEY ............................70/406
  LUBRICATOR ........................184/18+
  MACHINE GUN .......................89/13.5+
  MATERIAL TREATING
     ABRADING FLOORS ................51/176
     ABRADING WITH ROTARY FLEXIBLE   51/358+
       TOOL .........................51/358+
     ABRADING WITH ROTARY RIGID      51/206.R
       TOOL .........................51/206.R+
     ACETYLENE GENERATOR ............48
     BAFFLE .........................210/512.1
     BRUSHING .......................15/3+
     COMMINUTING ....................241/293+
     CORN SHELLER ...................460/45
     DRYING AND COOLING WITH ROTARY  34/63
       CYLINDER .....................34/63
     FIBER CARDING ..................19/112
     FIBER COMBING ..................19/126+
     FILTER ELEMENT .................210/497.1
     HULLER .........................99/600+
     LEATHER TREATMENT ..............69/37
     MOVABLE FILTER .................210/402+
     PAPER STUFF STRAINING ..........210/402+
     PHOTOGRAPHIC PRINTING ..........355/104+
     POTATO DIGGER WITH SCREEN ......171/111+
     REACTOR COMPARTMENT ............210/207+
     SCOURING .......................51/22+
     TEXTILE TREATMENT WITH FLUID ...68/5.R+
     THRESHING ......................460/59
     WEB FORMING ....................162/323+
     WEIGHTED LAND ROLLER ...........404/111+
     WINDING ........................242/7.21
  METER HAVING EXPANSIBLE CHAMBER ...73/232+
  MUSIC BOXES AUTOMATIC PLAYING .....84/95.1+
     COMB ACTUATOR ..................84/95.1+
     ORGAN PIN CYLINDER .............84/86
     SEPARABLE FROM KEYBOARD ........84/106
  PANEL HANGER ......................16/89
  PERCUSSIVE TOOL RAMMER ............173/125
  PISTOL OR RIFLE REVOLVING          42/59
     CYLINDER .......................42/59+
  PUMP (SEE PUMP FLUID)
     MULTIPLE CYLINDER ..............417/521+
     ROTARY CYLINDER ................417/462
     ROTARY CYLINDER WITH 417/460
       RECIPROCATING PISTON .........417/460+
  ROTOR SUSTAINING AIRPLANE .........244/21
  SHEET HANDLING
     ASSOCIATING ....................270/60
     FOLDING AND ASSOCIATING ........270/32+
     FOLDING, ASSOCIATING & PRINTING 270/1.1+
  SOLID SEPARATION DEVICES ..........209
  STEAM LOCOMOTIVE ..................105/42
  SYRINGE ...........................604/218+
  TELESCOPING .......................92/51+
  TOOTHED CYLINDER MANUFACTURE
     APPARATUS ......................29/23.1
     METHOD .........................29/895.31
  VEHICLE SUPPORT RESILIENT .........152
  WOOD AND METAL TREATING
     BARREL STAVE CUTTER ............147/35
     CORRUGATING ....................72
     CUTTER .........................144/221+
     PLANER WITH ROTARY CUTTER ......144/116+
     SLICER WITH ROTARY CUTTER ......144/172+

CYLINDRICAL
  PHOTOGRAPHIC PRINTING APPARATUS

CYMBAL BEATER ....................... 84/422.1


CYMEL T M (AMINOPLAST) .............. 528/254

CYMENE (SEE AROMATIC HYDROCARBON) ... 585/350+

CYPROHEPTADINE, IN DRUG ............. 514/325

CYSTEINE ESTER, IN DRUG ............. 514/550

CYSTINE ............................. 562/557
  PREPARATION FROM PROTEIN ..........562/516

CYSTOSCOPE .......................... 128/7

CYTIDINE ............................ 536/28.5

CYTIDINE 5'-PHOSPHATE ............... 536/26.8

CYTOSINE ............................ 544/317

CZUCHRALSKI TYPE CRYSTALLIZATION .... 156/617.1