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:


J ACID .............................. 562/70

JACK SHIELD ......................... 174/35.R
  WITH JACK .........................439
     ANTI INDUCTIVE SHIELD ..........439/607+
     METALLIC COVER .................439/892+
     MOUNTED ON JACK SUPPORT ........439/527+

JACK-IN-THE-BOX ..................... 446/310

JACK-O-LANTERN ...................... 362/257+

JACKETS ............................. D02/828+
  BOILER ............................122
  BOTTLE OR JAR .....................215/12.1+
  BULLET MAKING .....................29/1.23
  CONTAINER, METAL ..................220/415+
  CUPOLA WATER ......................48/67+
  DISPENSER PART ....................222
  FOR EXPANSIBLE CHAMBER DEVICE .....92/144
  GARMENT ...........................2
     DESIGN .........................D02
  HEAT EXCHANGE .....................165/154+
  INSULATING , FOR BEVERAGE CONTAINER220/903*
  INTERNAL COMBUSTION ENGINE ........123/41.72+
  MINERAL OIL BOILER ................196/119
  MOLD ..............................164/394+
  NUCLEAR FUEL ......................376/457
  SAFE REINFORCEMENT ................109/24

JACKKNIFE ........................... 30/155+


JACKS
  BENDING 3 POINT ...................72/389
  BOOT ..............................223/114+
  FLOOR .............................254/11+
  HYDRAULIC .........................254/93.R
     CRANE HOIST CABLE ..............212/250
     CRANE MAST .....................212/203
     MOTOR AND PUMP .................60/325+
  JACK OR JACK STAND ................D34/31
  KNITTING NEEDLE ...................66/123+
     DOUBLE END MACHINE .............66/63
     JACQUARD MACHINE ...............66/215+
  PIPE OR ROD .......................254/29.R+
  PUMP ..............................74/41
  RACK AND PINION ...................254/95+
  ROLLER FOR CONVEYORS ..............193/42
  SCREW .............................254/98+
  SHOE LAST SUPPORT .................12/126+
  SMOKE FOR SHEDS ...................104/52
  STEP BY STEP TRAVELING BAR ........254/105+
  TELEPHONE SWITCHBOARD SPRING TYPE .379/316
  THILL COUPLING ....................254/28.5
  TRAVERSING ........................254/84+
  VEHICLE ATTACHED ..................254/418+
  WEIGHING ..........................177/146

JACOBIAN COMPUTATIONS IN A ROBOT .... 395/98

JACQUARD
  CARD SEWING .......................112/4
  LAMP CIRCUIT REGULATION ...........315/292
  LAMP CIRCUIT SWITCHING ............315/316
  LOOMS .............................139/59+
  SWITCH CONTROLLED BY ..............20/46

JAILS ............................... 52/106
  DOORS .............................49/15

JAMBS FOR DOORS ..................... 52/204.1+
  SAFE ..............................109/77


JAMS ................................ 426/573+
  JELLIES ...........................426/576+

JARDINIERE .......................... 47/72+

JARRING (SEE AGITATING; COMPACTING; IMPACT; JIGGERS)
  CLEANING HEAT EXCHANGER ...........165/84
  CLEANING SCREEN BY ................55/300
  CLEANING SIFTERS ..................209/381+
  DRIVE DEVICE FOR TOOL .............173/90+
  PACKING MOLD ......................164/39
  RECEPTACLE UNLOADING ..............414/415
  SCALE REMOVAL BY ..................29/81.15
  VEHICLE UNLOADING .................414/363
     AGITATION TO LOOSEN LOAD .......414/375

JARS SEE POT
  ACID PROOF ........................206/524.1+
  BATTERY ...........................429/164+
  DESIGN ............................D09
  DRILLING RIG PART .................175/293+
  FRUIT JAR VISES ...................81/3.31+
  LEYDEN ............................361/301.1+
  RECEPTACLE ........................215
  SUPPORT ...........................211/74+
  SUPPORT ASSOCIATED WITH FUNNEL ....141/328
  WIDE MOUTH ........................D09/516+

JAW (SEE DEVICE HAVING)
  BRACES ............................433/2

JEANS ............................... 2/227+

JELLIES ............................. 426/576+


JELUTONG ............................ 525/331.9+
  CHEWING GUM .......................426/3

JERSEY
  KNIT CLOTH ........................66/169.R

JERVINE ............................. 546/15


JET
  AGITATION IN LEACHING OR
     EXTRACTING APPARATUS ...........422/224+
  AIR HEAT EXCHANGER COMBINED .......165/123
  ARTICLE SUPPORTING MEANS COMBINED
     WITH ...........................126/249+
  BIDET .............................4/420.4
  BOILER CLEANER ....................122/390+
  CHIMNEY DRAFT REGULATOR ...........110/160+
  COMBUSTION CHAMBER WITH JET OUTLET 431/158
  CONDENSER .........................261/76
     LIQUID SPRAY ...................261/115+
  CONVEYERS .........................406/144
     MATERIAL IN SUSPENSION .........406/86+
  DEVICE MAKING .....................29/890.1
  DREDGE COMBINED ...................37/307+
  FLUID NOZZLE ......................239/290+
  FUELS .............................149/1
  FURNACE FUEL DELIVERY .............110/104.R
  LIQUID HEATING BY .................126/379
  MARINE STRUCTURE INSTALLING .......405/226
  MINING ............................299/17
  MIXER FOR TOOL HEATER .............126/233
  MOTORS ............................60/200.1+
     AIRCRAFT COMBINED ..............244/4.R+
     AIRCRAFT PROPULSION ............244/73.R+
     AIRCRAFT STEERING ..............244/52
     DISCHARGE NOZZLE ...............239/265.11+
     DISCHARGE NOZZLE COOLING .......239/127.1+
     IMPELLER MOUNTED ...............416/20.R+
     PROCESSES OF OPERATING .........60/204+
     PROJECTILE .....................102/374
     PYROTECHNICS ...................102/335+
     REACTION MOTOR DRIVE ...........415/80+
     SHIP PROPELLING ................440/38+
     SHIP STEERING ..................114/151
     SPRINKLER AMBULANT .............239/747
     SPRINKLER STATIONARY ...........239/251+
     TOY AIRCRAFT ...................446/211+
     TOY BOAT .......................446/163
     TOY SPINNING DEVICE ............446/211
  NOISE MUFFLING AT HIGHWAYS
     BLAST DEFLECTOR FENCES .........244/114.B
     SCREEN OR FENCE ABSORBING
       SOUND ........................181/210
  PILE INSTALLING COMBINED ..........405/248+
  PIPE OR CABLE LAYING ..............405/163
  PULVERIZER
     APPARATUS ......................241/39+
     PROCESS ........................241/5
  PUMP ..............................417/151
     PNEUMATIC DISPLACEMENT COMBINED 417/86
  SAND HOPPER COMBINED ..............291/18
  TELEPHONE TRANSMITTER FLUID TYPE ..381/165


JETTIES ............................. 405/34+

JEWEL
  EARRING PENDENT ...................63/13
  GEM ...............................63/32
  SETTING ...........................29/10
     HAND TOOLS FOR .................81/7
  WORKING ...........................125/30.1
     HOLDERS FOR WHILE GRINDING .....51/229

JEWELRY ............................. 63
  ADHESIVE JEWELRY ..................63/DIG.1
  BOX, DESIGN .......................D09/414+
     DRESSER TYPE ...................D03/75
  BRACELETS .........................63/3+
  CHAIN .............................D11/13
  CLIP,CLAMP,CLASP ..................D11/86+
  DESIGN ............................D11/1+
  EARRINGS ..........................63/12+
  FINGER RINGS ......................63/15+
  FUNCTIONAL FASTENERS ..............D11/200+
  GARMENT ATTACHED VASE .............D11/143+
  GEM SETTING .......................63/26+
  ILLUMINATION COMBINED .............362/104
  LOCKETS ...........................63/18+
  MAKING ............................29/160.6
     FINGER-RING FORMING AND SIZING .29/8
     GEM AND JEWEL SETTING IN METAL .29/10
  ORNAMENTAL PINS ...................63/20
  PERFUMED JEWELRY ..................63/DIG.2
  PLASTIC JEWELRY ...................63/DIG.3
  SETTING ...........................D11/91+
  TIE CLASP OR TACK .................D11/202+
  TRAYS .............................206/566
  WATCH AND CHAIN ATTACHMENTS .......63/21+

JEWS HARP ........................... 84/375
  TOY ...............................446/397

JIBS (SEE SAILS)
  HOIST .............................212

JIG
  DRILLING ..........................408/72.R+
  WELDING ...........................269
  WOODWORKING .......................269/37+

JIGGERS (SEE AGITATING; IMPACT; JARRING)
  FLUID TREATING OF TEXTILES ........68/180
  POTTERY MACHINES ..................425/263
  POTTERY MACHINES ..................425/459

JIGSAW PUZZLE ....................... 428/33

JINRIKISHAS ......................... 280/63+

JOCK STRAPS ......................... 602/60

JODHPURS ............................ 2/227+

JOGGER (SEE AGITATING; IMPACT;
 JARRING) ...........................271/221+

JOGGING EXERCISE ACCESSORY .......... 482/74

JOINING
  ADHESIVE FOR ......................428/343+
     BOX CORNER STAYING .............493/89
     LABELS .........................156
     STAMPS .........................156
     WALLPAPER ......................156/574+
  REMOVABLE LAYER ...................428/40
  WIRE ..............................140/111+
     FABRIC STAY APPLYING CLIP ......140/10
     SLEEVE DEFORMING MACHINES ......29/282
     SLEEVE DEFORMING TOOLS .........29/282
     TIRE APPLYING WITH .............157/1.14

JOINT PACKING ....................... 277

JOINTING
  INDEFINITE LENGTH CONDUCTORS ......156/49
  SAWS ..............................76/50.4
     GAGING COMBINED ................76/46
  STAVES ............................147/25+


JOINTS (SEE BOND; CONNECTION; HINGE;  403
 SEAM) ..............................403
  ARTIFICAL BODY MEMBER .............623/18+
  BALL AND SOCKET
     LOCKABLE AT FIXED POSITION .....403/90
     PIPE ...........................285/261+
     PIPE INSULATED .................285/51
     PIPE MULTIPLE ..................285/135
     PLURAL .........................403/56
     ROAD JOINT, PER SE .............404/47+
     ROD TO BASE PLATE HEAD .........403/68
     SURGICAL TRUSS .................128/122.1
     THERMAL EXPANSION
       SPRAYER COMBINED .............239/397.5
     TRIPOD HEAD ....................248/181+
     UNIVERSAL ......................403/122+
     VEHICLE HITCH ..................280/511+
     VIBRATING MOUNTS FOR ROD
       PACKING ......................277/100
     WITH STATIC JOINT ..............403/76+
  BARREL ............................217/96
  BAYONET (SEE JOINTS CLOSURE)
     PIPE JOINT .....................285/396
     TO GUN .........................42/86
  BRIDGE TRUSS ......................14/14
  BUILDING BLOCK ....................52
  BUILDING FACINGS OR SHINGLES ......52/519
  CLOSURE
     COFFIN LID .....................27/17
     SAFE INTERFITTING ..............109/74
     SAFE SEALS .....................109/75
     WEATHER STRIPS .................49/475.1+
  ELECTRICAL ........................439
     CONDUIT OR CABLE ...............174/21.R+
     JOINING INDEFINITE LENGTHS .....156/49
     LENGTH .........................156/47+
     RAIL BONDS .....................238/14.1+
     RAIL BONDS BLOCK SIGNAL SYSTEM .246/48
     RAIL BONDS BLOCK SIGNAL SYSTEM .246/57
     RAIL BONDS BLOCK SIGNAL SYSTEM .246/75
     SWITCH WITH CONNECTOR ..........20/51.R+
  FABRIC FASTENING (SEE NOTES TO) ...160/382+
  FURNACE HOT AIR ...................126/119
  GEOMETRICAL INSTRUMENTS
     PIVOT JOINTS ...................33/495+
     SQUARES, PIVOTED ...............33/465+
     SQUARES, SEPARABLE .............33/478
  MAKING, GENERAL SEE WELDING .......228/4.1+
     CAULKING SHIPS .................114/86
     JUXTAPOSE AND BONDING ..........228/101+
     METAL TO NONMETAL ..............228/903*
     MORTAR .........................52/415+
     RIVETED ........................227/51+
     SHEET METAL CONTAINER MAKING ...413
     STATIC MOLD ....................249/98+
  METAL
     RECEPTACLE .....................220/677
     TO NONMETAL BONDED .............403/265+
     USING THERMAL CHARACTERISTIC ...403/28
  METAL CASTING .....................164/108+
  MINING TOOTH TO HEAD ..............299/91+
  PACKING ENDS ......................277/220+
  PAPERBOARD BOX ....................229/198.1+
  PAVEMENT ..........................404/47+
     STATIC MOLD FOR MAKING .........249/9
  PIPES SHAFTS RODS AND PLATES  SEE
     JOINTS BALL AND SOCKET
     BEDSTEAD .......................5/282.1+
     FENCE RAIL .....................256/65
     FLEXIBLE SHAFT .................464
     PACKINGS .......................277
     PIPE ...........................285
     PIPE DREDGING ..................37/335+
     PISTON ROD .....................403/230+
       ARTICULATED WITH PISTON ......403/52+
     RAILWAY RAIL ...................238/151+
     REINFORCING BAR ................52/719
     ROD ............................403
     SMOKING DEVICE .................131/225
     THILL ..........................278/49
     TOOL TO HANDLE .................403
     TOY FIGURE .....................446/376+
     UMBRELLA FRAME .................135/29+
     VALVE COMBINED .................251/142+
     WHIP ...........................231/6
  RAILWAY TRACK .....................238/151+
  RIVETED BY HOLLOW RIVET ...........227/51+
  RIVETED BY SOLID RIVET ............227/51+
  ROBOT .............................901/28*
  SAFE WALL .........................109/79
  SECTIONAL CABINETS JOINING MEANS ..312/111
  SHOWCASE ..........................312/140
  SNAP FITTING ......................29/453+
  STIRRUP ...........................403/232.1
  STOVE .............................126/98
  TOY BLOCKS BARS SHEETS ............446/85+
  UNIVERSAL (SEE JOINTS BALL AND) ...464/106+
  VEHICLE
     AIRPLANE STRUCTURE .............244/131
     ANIMAL DRAFT ...................278
     ARTICULATED LAND ...............280/400+
     BODY LAND VEHICLE ..............296/29+
     BODY WELT LAND VEHICLE .........280/153.5
     BUMPER END CONNECTIONS .........293/154
     BUMPER JOINTS ..................293/155
     FELLY AND RIM ..................301/99+
     FREIGHT CAR GRANULAR MATERIAL
       SEAL .........................105/424
     SHIP ...........................114/88
     TOPS LAND VEHICLE ..............296/121+
  WOODEN BOX ........................217/65


JOIST
  BRIDGING FLOORS ...................52/695
  CONNECTION TO WALL ................52/289
     HANGER .........................52/702
  STATIC MOLD .......................249/18+

JOURNAL (SEE BEARING) ............... 384
  BOX
     DUST GUARDS ....................277/130+
     JACKS ..........................254/33+
  DESIGN ............................D15/143
  MACHINE ELEMENTS ..................384

JOYSTICK (ELECTRICAL INPUT DEVICE)
  CODE SIGNAL GENERATING ............341/20+
  COMPUTER ..........................364/709.9
  DISPLAY ...........................345/161
  GAME DEVICE .......................273/148.R
  RESISTIVE .........................338/68+
  WRITING ...........................178/18

JUICE
  COMMINUTION AND EXTRACTION ........99/510+
  DEHYDRATION .......................426/471+
  JUICE EXTRACTOR ...................D07/665+
  PRESERVATION ......................426/330.5
  PRESSES ...........................10/104+
  SUGAR CRYSTALLIZING ...............127/58
     EVAPORATING AND CONCENTRATING ..127/61
     EXTRACTING .....................127/43+
     PURIFYING ......................127/46.1+
     SEPARATING .....................127/53+
  TREATMENT .........................426/305+

JUKE BOX ............................ 369/30+
  CHECK CONTROLLED ..................194
  DESIGN ............................D14/173
  SELECTIVE OR REMOTE ELECTRIC       369/24+
     CONTROL ........................369/24+


JUMPERS
  BABY CHAIR ........................297/274+
  RAILWAY AMUSEMENT PARK
     GAP ............................104/54
     PASSENGER ......................104/82

JUMPING JACK ........................ 446/322+

JUMPING SHOES ....................... 36/7.8

JUNCTION
  BOXES
     ELECTRICAL .....................174/50+
     METALLIC RECEPTACLE ............220/3.2+
     PIPE COMBINED ..................285/128
     SWITCH .........................20/297
  SEMICONDUCTOR P-N TYPE PROCESS OF
     FORMING ........................437/15+
  SEMICONDUCTOR PROCESS OF FORMING ..437/15+
  THERMOELECTRIC ....................136/200+
     THERMOMETER ....................374/179+
     THERMOMETER ZONE ...............374/179+
  TUBE PNEUMATIC PIANO ..............84/57

JUNK YARD CRUSHERS & PRESSES ........ 10/1+

JUNKET .............................. 426/578

JURY RUDDERS ........................ 114/168

JUSTIFICATION
  COUNTER OR INDICATOR FOR ..........234/4+
  TYPE CASTING ......................199/51
  TYPESETTING .......................276/28+
     CIRCULATING ....................276/8+
  TYPEWRITER LETTER SPACE ...........40/1+