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.
COUPON
ENVELOPE ..........................229/70
TALLIES ...........................283/51+
COURSE FOR ANIMALS .................. 119/15.1+
COVER (SEE CLOSURE; COVERING; GUARD;
LID; AND NOTES TO) .................150/154
AMPOULE STEM ......................81/3.4+
ARTICLE CARRIER (VEHICLE ATTACHED) 224/42.2
ROOF OR TRUNK ..................224/328
AUTOMOBILE ........................150/166
ENGINE ATTACHED DRIP CATCHER
TYPE .........................180/69.1
BALL HITCH ........................280/507
BARREL ............................217/81
BASEBALL FIELD ....................273/27
BED (SHEET, BLANKET,
BEDSPREAD, ETC.) ...............5/482+
ELECTRIC BLANKET TYPE ..........219/212
BEVERAGE CONTAINER ................428
INSULATING JACKET TYPE .........220/903*
BICYCLE ...........................150/167
BOAT ..............................114/361
BODY ENTERING CONDUIT .............604/192+
BODY TREATING INSERT ..............604/287
BOILER ............................122/494
BOOK ..............................283/64+
DESIGN OF COVER ................D19/26+
INDICIA ON COVER ...............283/64
REMOVABLE BOOK .................281/19.1+
BORING BIT (EARTH PENETRATING) ....175/307
BROOM OR BRUSH ....................15/247
BUILDING (MATERIALS COVER, GROUND 52/3
ANCHORED, ETC.) ................52/3
BUTTON ............................24/113.R
CAMERA ............................206/316.2
CAN, BEVERAGE .....................428
INSULATING JACKET TYPE .........220/903*
CAR ...............................150/166
CHRISTMAS TREE ....................206/423
CLOTHESLINE .......................211/119.18
COFFIN ............................27/19
CORSET ............................2/110
CUTLERY ...........................30/326
CUTTING BIT (EARTH PENETRATING) ...175/307
CUTTING BLADE .....................30/504
DENTISTS ENGINE HAND PIECE
(DURING USE) ...................433/116
ENGINE OR MOTOR ...................150/157
ENGINE ATTACHED DRIP CATCHER
TYPE .........................180/69.1
FILTER TYPE COVER .................55/490+
FOR LIQUID PURIFICATION ........210/500.1+
FISHING ROD OR REEL ...............43/26
FLOOR (CARPET) ....................428/85+
FLOWER POT (DECORATIVE WRAPPER) ...47/72
FAUCET .........................150/158
FLUID HANDLING DEVICE ..........150/156
FLUSH CLOSET (TOILET) LID .........4/242.1
FLUSH CLOSET (TOILET) SEAT COVER ..4/245.1+
FURNITURE .........................150/158
ARMREST ........................297/227+
BED (SHEET, BLANKET, BEDSPREAD, 5/482+
ETC.) ........................5/482+
ELECTRIC BLANKET TYPE ........219/212
BILLIARD AND POOL TABLE ........473/34
CHAIR AND SEAT .................297/219.1+
DESIGN OF COVER ................D06/617+
TABLE ..........................108/90
GARMENT HANGER ....................223/98
GOLF BAG OR CART ..................150/159
GOLF CLUB .........................150/160
GUN ...............................206/317
BARREL .........................42/96
SIGHT ..........................33/244
STOCK ..........................42/74
HAND GRIP .........................16/DIG.12
HAND TOOL .........................150/161
HANDLE OF OPERATING MECHANISM .....74/558.5
HANDLEBAR .........................74/551.9
HEADLIGHT .........................150/166
HINGE .............................16/250+
HITCH BALL ........................280/507
HOT WATER BAG .....................383/901*
THERAPEUTIC STRUCTURE ..........607/114
HYDRANT ...........................137/296
ICE BAG ...........................383/901*
ICE SKATE .........................206/315.1
BOOT ATTACHED COVER ............280/811
SCABBARD .......................280/825
IRONING BOARD .....................38/140
KEYHOLE ...........................70/455
KNOB ON A CLOSURE FASTENER ........292/DIG.2
LAMP SHADE ........................362/351
LOCK ..............................70/55
LUGGAGE ...........................190/26
MACHINE MECHANISM GUARD TYPE ......74/608+
MOTOR .............................150/157
ENGINE ATTACHED DRIP CATCHER
TYPE .........................180/69.1
MOTORCYCLE ........................150/167
PAINT MASK TYPE ...................118/504
PERSON (HAT, COAT, ETC.) ..........2
BUILDING .......................52
DESIGN OF COVER ................D02/860+
KNIT WEARING APPAREL TYPE ......66/171+
LEGGINGS TYPE ..................36/1.5
TENT OR CANOPY TYPE ............135/87+
PIANO .............................84/177
PILLOW ............................5/490
PIPE END (CONDUIT TYPE) ...........138/96.R+
PLANT .............................47/28.1+
CUT OR ARTIFICIAL PLANT ........206/423
PLATEN ............................355/72+
ELECTROPHOTOGRAPHIC COPIER .....355/230+
PLAYING FIELD (BASEBALL) ..........273/27
POOL TABLE ........................473/34
PROTECTIVE FOR CIGARETTE PACK .....D27/186+
PROTECTIVE FOR MATCHES ............D27/173+
PURSE (DECORATIVE COVER) ..........150/105
RACQUET ...........................150/163
INCLUDING PRESS ................273/74
RADIATOR ..........................237/79
RAILCAR STEP ......................105/450
RECEPTACLE ........................150/154
ROLLER SKATE ......................206/315.1
BOOT ATTACHED COVER ............280/811
SCABBARD .......................280/825
SAP BUCKET ........................47/54
SAW ...............................150/161
RIGID GUARD TYPE ...............30/504
SEWING MACHINE ....................150/164
DESIGN OF COVER ................D15/75
HOUSING ATTACHED COVER .........312/208.6
SHELF (COVERING) ..................428/904.4*
SHOE (DURING MANUFACTURE) .........36/72.R+
BAG TYPE .......................383
SPECIAL RECEPTACLE TYPE ........206/278+
SKATE (ROLLER OR ICE) .............206/315.1
BOOT ATTACHED ..................280/811
SCABBARD .......................280/825
SKI ...............................206/315.1
BINDING ........................150/154
BODY SUPPORTED .................224/191+
CLAMP OR TIE ATTACHED TO SKI ...280/814+
VEHICLE SUPPORTED ..............224/309+
SOAP (POROUS COVER) ...............401/201
SPONGE ............................15/244.1
SPOON .............................30/326
STAIR .............................52/177+
STEERING WHEEL ....................74/558
STIRRER ...........................366/349
SUITCASE ..........................190/26
SURGICAL DRAPE TYPE ...............128/849+
THERMAL PROBE ..................374/209
SWIMMING POOL .....................4
BUILDING TYPE ..................52
SWITCH ACTUATOR ...................20/333
TABLE .............................108/90
TARPAULIN .........................52/3+
TELEPHONE .........................379/451+
TENT OR CANOPY ....................135/115
THERMAL PROBE .....................374/209
TIRE OR INFLATED INNER TUBE .......206/304+
DESIGN OF COVER ................D12/202
VEHICLE ATTACHED TIRE ..........224/42.2
TOILET (FLUSH CLOSET) .............4
COVER FOR SEAT .................4/245.1+
COVER FOR TANK .................4/901*
DESIGN OF COVER ................D23/311
LID FOR CLOSET BOWL ............4/242.1
TRAILER HITCH BALL ................280/507
TREE ..............................47/20+
CHRISTMAS TREE BAG TYPE ........206/423
TRUNK GUARD TYPE ...............47/23+
TYPEWRITER ........................150/165
DESIGN OF COVER ................D18/12
HOUSING ATTACHED COVER .........312/208.3
UMBRELLA ..........................135/33.2+
VAULT PAVEMENT TYPE ...............404/25+
DESIGN .........................D25/36
VEHICLE ...........................150/166
BODY (WHILE IN OPERATION;
INCLUDING A 'BRA') ...........280/770
ENGINE ATTACHED DRIP CATCHER
TYPE .........................180/69.1
LOAD ...........................296/100+
DESIGN OF COVER ..............D12/156
MOTORCYCLE OR BICYCLE ..........150/167
ROLL UP TYPE ...................296/98
TIRE ...........................206/304+
DESIGN OF COVER ..............D12/202
VEHICLE ATTACHED TIRE ........224/42.2
WALL (WALLPAPER) ...............428/904.4*
WASHING MACHINE ................68/196
WATER HEATER
BOILER STRUCTURE .............122/494
ELECTRICAL ...................219
TANK .........................220
WINDOW .........................150/168
RIGID COVER SECTIONS .........160/370.2R+
VEHICLE COMBINED .............296/95.1
WINDSHIELD .....................150/168
RIGID COVER SECTIONS .........160/370.2R+
VEHICLE COMBINED .............296/95.1
WIRE COIL ......................206/303
WOODEN CONTAINER ...............217/3.CV
BARREL .......................217/81
COFFIN .......................27/19
COVERING (SEE APPAREL; CLOTHES;
COATING; GARMENT)
APPLYING BY LAMINATING ............156
BRIDGE ............................14/74
FLOOR
CARPET .........................428/85+
LAMINATED ......................428/54
SLATTED ........................52/664+
INSULATING FOR ELECTRIC CONDUCTORS 174
MAKING AND APPLYING ...............156
BUTTON COVERING ................79/4+
BY LAMINATING ..................156
EXTRUDING METAL SHEATH ON WIRE .72/268
EXTRUDING PLASTIC ON CORE ......425/113
INDEFINITE LENGTH ELECTRICAL
CONDUCTOR ....................156/47+
METAL COVERING .................29/33.2
PAPER ..........................493
SHEATH TO TUBE OR ROD ..........228/126+
SHOE HEEL ......................12/49.1
STRAP ..........................12/59
TEXTILE SPINNING ...............57/3+
WIRE ...........................29/428+
WITH SHEET METAL ...............29/243.57
SHELF .............................428/904.4*
STAIR .............................52/177+
WALL ..............................428/904.4*
COVERT .............................. 139/416
COWL
VENTILATING .......................454/3+
DESIGN .........................D23/374+
VEHICLE ........................454/146+
CRAB
PICKER ............................452/6
PROCESSING FOR FOOD ...............452/1+
CRACK-OFF ........................... 225
GLASS .............................225/94+
CRACKER
FIRECRACKER .......................102/361
FOOD ..............................99
DESIGN .........................D01/128+
CRACKING
HYDROCARBON SYNTHESIS
AROMATIC .......................585/483+
DIOLEFIN .......................585/613+
OLEFIN .........................585/648+
PARAFFIN .......................585/752
TRIPLE BOND ....................585/534+
OILS ..............................208/46+
ELECTROSTATIC OR ELECTRIC
DISCHARGE ....................204/172
CRACKLED COATING .................... 427/257
CRACKLED GLASS MAKING ............... 65/111
CRADLE
BATTERY ...........................429/96+
BED ...............................5/101+
DESIGN .........................D06/382
GRAIN .............................56/324
LAND VEHICLE CONVERTIBLE ..........280/31
RECEPTACLE STAND ..................248/139
SQUEEZER TYPE WASHING MACHINE .....68/114
CRAMPS
BLOCK TIE .........................52/712+
CRANE (SEE DERRICK)
AUTOMATIC CONTROL .................212/153+
CUT-OFF ........................212/149+
CYCLIC .........................212/161
SWAY ...........................212/147+
CAB ...............................212/165
TRAVELLING BRIDGE ..............212/206
COLLAPSIBLE .......................212/182+
CORNSTALK CUTTER WITH DISCHARGER ..56/72+
COUNTERWEIGHT .....................212/195+
REMOVABLE ......................212/178+
DAVIT .............................114/368
DESIGN ............................D34/33
ELECTRIC CONTROL ..................212/124+
EXCAVATOR WITH CABLE OPERATED BOOM 37/395+
FLOATING ..........................212/190+
INVALID LIFT ......................5/87.1
LOCOMOTIVE WITH TURNTABLE .........105/28
MATERIAL OR ARTICLE HANDLING ......414/561+
REMOTE OR DUAL CONTROL ............212/160
ROTARY ............................212/223+
SELF-ERECTING .....................212/176
CLIMBING .......................212/199+
SHIP MOUNTED ......................212/190
TRANSMISSION OF ELECTRICITY TO ....191
TRAVELING .........................212/71+
BRIDGE .........................212/205+
TROLLEY TYPE RAILWAY WITH TRANSFER 104/98
TRUCKS FOR OVERHEAD ...............105/163.1+
VEHICLE MOUNTABLE .................212/180
WINDOW ............................49/148
CRANK
FOOT OPERATED .....................74/594.1
HAND LEVER ........................74/545+
MECHANICAL MOVEMENT INCLUDING .....74
OPERATED (SEE DEVICE OPERATED)
PADDLE
IMPELLER .......................416/78
MARINE .........................440/26+
WATER MOTOR ....................416/78
PEDALS COMBINED ...................74/594.1+
VELOCIPEDE DESIGN .................D12/123
WRIST PIN COMBINED ................74/595+
CRANKCASE
BREATHERS .........................92/78+
DRAINERS ..........................184/1.5
HOUSINGS ..........................74/606.R
INTERNAL COMBUSTION ENGINE ........123/196.CP
CRANKSHAFT
BEARING
ANTIFRICTION ...................384/457
PLAIN ..........................384/429+
THRUST .........................384/250
LAPPING ...........................51/73.R
MAKING ............................29
APPARATUS ......................29/6.1
BY TURNING .....................82/106+
METHOD .........................29/888.8
STRAIGHTENING .....................72/389+
TWISTING ..........................72/299
METHODS ........................72/371
CRASH
FABRIC ............................26/26
SEAT ..............................297/216.1+
SIGNAL FOR AIRPLANE
RADIO ..........................342/385+
WATER DYE ......................116/211
CRATE ............................... D09/414+
ANIMAL NECK STOCKS COMBINED .......119/732+
ANIMAL SHIPPING, DESIGN ...........D30/109
FERMENTATION APPARATUS ............435/287+
FREIGHT CAR COMBINED ..............105/373
SHOOKS ............................217/43.R
WOODEN RECEPTACLE .................217/36+
CRAVATS ............................. 2/144+
FASTENERS .........................24/49.R+
CRAYFISH
PROCESSING FOR FOOD ...............452/1+
CRAYON .............................. 401/49+
COMPOSITIONS ......................106/19.R
HOLDER ............................401/88+
ADVANCING MEANS COMBINED .......401/55+
MODIFYING THERMOMETERS ............374/183
MOLDING DEVICE ....................425/117
MOLDING DEVICE ....................425/425
CREAM
COLD ..............................514/772+
SEPARATING DECANTER ...............210/514+
SEPARATORS ........................D07/369+
TREATING PROCESSES ................426/334+
WHIPPING ..........................261/DIG.16
CREAM OF TARTAR ..................... 562/585
BAKING POWDER .....................426/562+
CREAMING LATEX
NATURAL RUBBER ....................528/937*
SYNTHETIC OR NATURAL RUBBER .......523/335
CREASER (SEE FOLDER)
BOOT AND SHOE MAKING
LOOSE UPPER SHAPING ............12/54.1
BOX, CUT AND CREASE ...............493/59+
ENVELOPE ..........................493/186+
HORSESHOE .........................59/36+
PLAITING FLUTING SHIRRING AND
CROSS CREASING .................223/29
SEWING MACHINE ....................112/131
LEATHER ........................112/51
CREATININE .......................... 548/321.5
CRECHE .............................. D11/122+
CREDIT CARD SYSTEMS ................. 235/380+
CREEL SEE BASKET
BOBBIN SUPPORTER AND HOLDER .......242/131
FISHING ...........................43/55
DESIGN .........................D03/38
CREEPER
ANTISLIP SHOE ATTACHMENT ..........36/59.R+
BABY ..............................297/5+
ELECTRIC WIRE PLACING .............254/134.5+
HORSESHOE CALK ....................168/30
REPAIRMANS ........................280/32.6
CREMATION FURNACE ................... 110/194
CREMATORY URNS ...................... 27/1
DESIGN ............................D99/5
CREOSOTE ............................ 568/716
CREPE PAPER ......................... 428/153+
MAKING ............................264/282
CREPING
BY MECHANICAL MANUFACTURE .........28/155+
CELLULOSE FIBERS ..................8/117
DIFFERENTIAL ......................8/114.5
CRESIDINE ........................... 564/443
CRESLAN T M (POLYACRYLONITRILE 526/342
COPOLYMERS) ........................526/342
CRESOL .............................. 568/716+
CRESOTINIC ACID ..................... 562/475
CRESTING ............................ 52/57
CRIB
BED ...............................5/93.1+
DESIGN .........................D06/382
BLANKET DESIGN ....................D06/603+
CHAIR CONVERTIBLE .................297/7+
INFANT, POWERED ...................180/166
LAND VEHICLE CONVERTIBLE ..........280/31
STORAGE, WITH CHANGING OR 414/288+
DISCHARGING MEANS ..............414/288+
CRIBBAGE BOARD ...................... 235/90
DESIGN ............................D10/46.1
CRIBBING ............................ 405/273
SHAFT .............................405/272
CRIMPED
FILAMENT COMPOUND METAL ...........428/603
FILAMENT FIBER OR STRAND ..........428/369+
STAPLE LENGTH FIBER ............428/362
METAL CLOSURE .....................220/309
TWISTED AND COATED OR IMPREGNATED .57/250+
TWISTED SYNTHETIC .................57/247
CRIMPING SEE CORRUGATING
AMMUNITION LOADING ................86/39+
APPARATUS TEXTILE STRANDS .........57/282+
FALSE TWIST ....................57/282+
MISCELLANEOUS STRANDS ..........28/247+
PLASTIC FILAMENTS ..............425/66
PLASTIC FILAMENTS ..............425/303
PLASTIC FILAMENTS ..............425/325+
TWISTING AND COATING 57/286
OR IMPREGNATING ..............57/286
BARBED WIRE .......................140/59+
BOOT AND SHOE MAKING
LOOSE UPPER SHAPING ............12/54.1+
WITH DIVERSE OPERATIONS ........12/52.5
BOX EDGE MAKING ...................493/109
CIGAR OR CIGARETTE END FORMING ....131/89+
CLOSURE CAP STRUCTURE .............215/324+
GLASS RESHAPING APPARATUS .........65/269+
HAIR CRIMPER ......................132/224+
DESIGN .........................D28/35
PROCESS ........................132/210
METAL BENDING BY ROLLS ............72/199+
PAPER IN WRAPPING MACHINE .........53/370
PAPER RECEPTACLE END STRUCTURE ....229/5.6
PIE MAKING IMPLEMENT ..............425/293
SEWING MACHINE RUNNING STITCH .....112/174+
SLEEVE OR TUBE CONNECTOR ..........29/282
HAND TOOLS .....................29/282
TEXTILE FABRICS ...................26/21
TEXTILE FIBERS ....................19/66.1+
TEXTILE STRANDS
PLASTIC FILAMENTS ..............264/168
TWISTING SYNTHETIC STRANDS .....57/282
WIRE ..............................140/105+
CRINGLE ............................. 114/114
CROCHETING
FABRIC ............................66/193
KNITTING ..........................66/85.R
NEEDLES ...........................66/118
SEWING ............................112/116
CROOK ............................... 119/801+
CROP
RIDING ............................231/2.1+
THINNERS ..........................47/1.43
CROQUET
DESIGN ............................D21/210+
GAME ..............................273/56+
MALLET ............................273/83
CROSS
BAIL FOR HARNESS ..................24/172+
BEARER FOR RAILWAY CAR UNDER FRAME 105/419
BRACED POLE ARM ...................52/697
CHAIN ANTISKID FOR WHEELS .........152/223+
DECORATIVE ITEM ...................D11/96
WITH ILLUMINATION ..............362/121
HEAD
BEARING SLIDE ..................384/11
DIE CUTTING MACHINE ............83/624+
MINE ELEVATOR GUIDE ............187/96
MOTOR VALVE ACTUATOR ...........91/218+
SHOE HEEL NAILING MACHINE ......227/135
MODULATION (SEE INTERMODULATION)
RAIL FOR METAL PLANER .............409/325
TREE SHIP SPAR ....................114/92
WINDING ...........................242/43.R
FISHING REELS ..................242/273+
SPINNING REELS .................242/241+
CROSS LAID TEXTILE .................. 28/100+
CROSS TALK
SUPPRESSION IN TELEPHONE SYSTEM ...379/417+
TELEGRAPHY ........................178/69.R
CROSS WALK PAVEMENT ................. 404/17+
CROSSBAR
CLOSURE FASTENER ..................292/259.R+
EXERCISING DEVICE .................482/16+
TELEPHONY SELECTIVE SWITCH ........335/112
CROSSBOW
DESIGN ............................D22/107
MECHANICAL PROJECTOR ..............124/25
CROSSING
CONTINUOUS RAIL SIGNALS ...........246/375+
PROTECTION RAILWAY ................246/111+
RAILWAY
CABLES .........................104/185+
CONDUIT ........................104/141
DRAWBRIDGE SIGNAL ..............246/118
EXTENSIBLE GATES ...............49/124
GATES ON OPPOSITE APPROACHES ...49/93
TRAIN ACTUATED GATES ...........49/263+
ROAD SYSTEM .......................404/1
SIGNALS CAR DISPLAYED .............246/208
SIGNALS HIGHWAY AUTOMATIC .........246/293+
STREET ROAD BED RAILWAY ...........238/8
STRUCTURE RAILWAY .................246/454+
TROLLEY ...........................191/37
CROSSOVER
ELECTRIC INSULATOR MIDLINE SPACER .174/147
PORTABLE RAILWAY TRACK ............238/12
PREVENTER FOR SKIS ................280/817
CROTCH .............................. 114/99
CROTONIC ACID ....................... 562/598
CROWBAR
DESIGN ............................D08/88+
FREIGHT CAR DOOR OPERATOR .........49/275
PUSHING AND PULLING ELEMENT .......254/133.R
TOOL COMBINED WITH OTHERS .........7/166+
TRACK TOOL ........................104/10
CROWEACIN ACID ...................... 549/436
CROWN
BOILER CROWN SHEET ................122/496
PROTECTING .....................122/495
BRIDLE LOOP .......................54/13
GEARING INTERCHANGEBLY LOCKED .....74/351
GEM SETTING .......................63/27
LIGHT SHADE OR BOWL SUPPORT .......362/452
TOOTH .............................433/218+
SHAPING INSTRUMENTS ............433/156+
WATCH AND CLOCK CROWN MAKING ......29/179
CROWN ETHERS ........................ 549/347+
CROWNING DEVICE
DENTAL INSTRUMENT .................433/141+
PIANO SOUNDING BOARD ..............84/196
CROZE AND CROZING
BARREL ............................147/13+
CLOSURE ........................217/80
STAVES ............................147/18+
CRT RECORDER ........................ 346/158
ELECTRICAL MEMORIES ...............365/118
CRUCIBLE SEE VESSEL
ELECTRIC FURNACE ..................373
ARC FURNACE DEVICE .............373/72
ELECTROSLAG REMELTING DEVICE ...373/45
GLASS FURNACE DEVICE ...........373/30+
INDUCTION FURNACE DEVICE .......373/138+
CRUCIBLE .....................373/156+
CRUCIBLE OR HEARTH ...........373/163
RESISTANCE FURNACE DEVICE ......373/109+
INCLUDING CRUCIBLE OR HEARTH 373/122
STRUCTURE DETAILS ...........373/122
FURNACES ..........................432/156+
HEATING GENERAL APPLICATION .......432/262+
LABORATORY ........................422/102
METALLURGICAL .....................266/275+
SPECIAL MATERIAL OR TREATMENT .....156/DIG.83
THERMIT ...........................266/167
CRUCIFIX DESIGN ..................... D99/27
CRULLERS ............................ 426/556
CRUMB BRUSH ......................... D04
CRUPPER ............................. 54/22
CRUSHER ............................. 241
ELEMENTS ..........................241/291+
GRINDING WHEEL DRESSING ...........125/11.11
HOLLOW METAL BODY .................10
NUT EDIBLE ........................99/568+
ROAD IN SITU ......................404/90+
SURGICAL INSTRUMENTS ..............606/136+
TOBACCO STEM ......................131/324
VEGETABLE MASHER ..................241/169.2
CRUST
PIE CRUST SHEET METAL MOLD ........99/432
PIE DOUGH .........................426/391
CRUSTACEAN
CULTURING .........................119/204+
PROCESSING ........................452/1+
CRUTCH .............................. 135/68+
DESIGN ............................D03/8
STILTS ............................432/258+
CRYOGENIC TRAP ...................... 62/55.5
LIQUIFIED GAS CONTENT RECEPTACLES .220/901*
CRYPT (SEE MAUSOLEUM)
CRYPTOGRAPHY
CODE RECEIVERS ....................178/89+
CODE TRANSMITTERS .................178/79+
CODES .............................341/67
FRAUD PREVENTING ..................283/73
PRINTED MATTER ....................283/17
SIGNALS ...........................116/18+
SIGNALS RAILWAY CAB ...............246/175
TEACHING ..........................434/55+
TYPEWRITING .......................40/89+
CRYSTAL
COMPOSITION, INORGANIC LUMINESCENT 252/6+
COMPOSITION, ORGANIC LUMINESCENT ..252/301.16
FILTER ............................333/187+
IN SAMPLE HOLDER ..................378/79
LIQUID CRYSTAL COMPOSITION ........252/299.1+
LIQUID OPTICAL FILTER .............359/36+
LIQUID STOCK MATERIAL .............428/1
METAL WORKING, MAKING .............29/DIG.17
MICROPHONES .......................381/173
PICKUPS ...........................369/144
PIEZOELECTRIC .....................310/311+
SCINTILLATION .....................250/458.1
SHEET, RIBBON OR TUBE .............156/DIG.88
WEB OR CAGE CRYSTAL GROWTH ........156/DIG.84
CRYSTALLIZATION OF GLASS ............ 65/33
APPARATUS .........................422/245+
DISTILLING PROCESSES WITH .........203/48
GROWING CRYSTAL FROM FLUID- 437/81+
SEMICONDUCTOR DEVICE FORMING ...437/81+
HYDROCARBON RECOVERED .............585/812+
INORGANIC COMPOUNDS PROCESS .......23/295.R+
SINGLE CRYSTAL ....................156/600+
SUGAR
APPARATUS ......................127/15+
PROCESSES ......................127/58+
CUBICLE ............................. 52/329
CUE
BILLIARD ..........................473/44+
DESIGN .........................D21/210+
CHALKERS ..........................473/35+
RACKS .............................211/68
RESTS .............................473/42+
STRUCTURE .........................473/44+
TRIMMERS ..........................30/494
CUFF
APPAREL DESIGN ....................D02/858
HANDCUFF ..........................70/16+
HOLDER ............................24/41+
DESIGN .........................D11/222+
MAKING ............................223/2+
IRONING ........................223/52.1+
PROTECTOR .........................2/60
SHIRT .............................2/123+
CUFF LINK ........................... 24/41
DESIGN ............................D11/222+
CULINARY
PROCESSES AND APPARATUS ...........99
CULTIVATOR
FLAME TYPE ........................47/1.44
CROP THINNING ..................47/1.43
METHODS ........................47/58
WEED KILLER ....................126/271.1+
HARROW ............................172
METALWORKING MAKING ...............29/14
PLOW TYPE .........................172
CULTURES
ANIMAL HUSBANDRY
AQUARIUMS ......................119/245+
AQUATIC ........................119/200+
CRUSTACEAN .....................119/204+
FISH ...........................119/215+
INSECT .........................119/6.5+
INSECT LARVAE ..................119/6.5+
MOLLUSK ........................119/234+
SILKWORM .......................119/16
WORM ...........................119/6.7
BACTERIAL CULTURE .................426/43
BEE CULTURE .......................449
INCUBATORS OR RACKS ...............435/809*
PLANT HUSBANDRY
ALGAE CULTURE ..................47/1.4
ELECTROCULTURE .................47/1.3
MUSHROOM CULTURE ...............47/1.1
WATER CULTURE ..................47/59+
TISSUE CELL CULTURE ...............435/41
VIRUS CULTURE APPARATUS ...........435/284
CULVERT ............................. 405/124
STATIC MOLD .......................249/11+
CUP (SEE DISH; RECEPTACLE) .......... 215
CLEANING ATTACHMENTS DRIP .........15/248.1+
CORRUGATING WALL ..................72/176
DISPENSER .........................D06/516
DRINKING ..........................215
COLLAPSIBLE ....................220/8
DESIGN .........................D07/509+
DISPENSERS .....................D06/516
STAND, RACK, OR TRAY FOR .......D07/616
STRAINER DETACHABLE ............210/464+
DRINKING FOUNTAIN BUBBLE ..........239/31+
HOLDERS ........................312/43
DRIP SEE DRIP CUP
EDGE
MAKING MACHINE .................493/109
TRIMMING .......................83/178+
EGG ...............................211/14
DESIGN .........................D07/503
FOOTED ............................D07/524
HOLDER ............................222
ICE CREAM .........................D01/116+
INKWELL DESK-ATTACHED .............108/26.2
LACTEAL
EXTRACTORS .....................604/74
PADS ...........................604/346
MEASURING .........................73/426
DESIGN .........................D10/46.2
METAL WORKING, CUP FORMED & BOTTOM 29/DIG.9
REMOVED ........................29/DIG.9
OIL CUP CLOSURE ...................184/88.1+
PESSARY ...........................128/839+
SOUNDING COMBINED ..............33/713
THERMOMETER COMBINED ...........374/157
SEWING MACHINE FEED ...............112/18
SHAVING ...........................220
SOUNDING WITH SAMPLING ............33/717+
STAMPING FROM SHEET ...............72/343+
SUCTION
BRACKET SUPPORT ................248/205.5+
LIGHT SUPPORTS .................362/397
SURGICAL VACUUM ...................604/313+
UMBRELLA DRIP .....................135/48
CUPBOARD
LATCH .............................D08/331+
CUPOLA
BUILDING ..........................52/208
DESIGN ............................D25/35+
GAS GENERATORS ....................48/62.R+
METALLURGICAL .....................266/197+
DISCHARGING ....................266/195+
FOREHEARTHS ....................266/166
X-ART ..........................266/900*
ORE TREATING ......................266/219
CUPRAMMONIUM ACETATE
HYDROCARBON PURIFICATION BY .......585/846
CUPRAMMONIUM CELLULOSE .............. 536/57
COMPOSITIONS ......................106/167
FIBER MODIFICATION ................8/123
CUPREINE ............................ 546/134
IN DRUG ...........................514/305
CURB
DESIGN ............................D25/119
FEELER ............................D10/117
FLOWER BED EDGING .................D25/38+
HYDRANTS ..........................137/272+
PIN FOR WATCH BALANCE REGULATING ..368/176
STREET ............................404/7+
CATCH BASIN WITH STRAINER ......210/299+
ELECTRIC CONDUCTOR CONTAINING ..174/39
STATIC MOLD FOR MAKING .........249/8
CURBING CHAIN MAKING ................ 59/28
CURD BREAKER ........................ 99/452+
CURETTE ............................. 606/160
CURING
HAY AND FODDER ....................426/636
TOBACCO
ELECTRICAL OR RADIANT ENERGY ...131/299
FLUIDS OR FLUENT MATERIAL ......131/300+
CURLER
APPAREL IRONERS ...................223/52.2+
CURLING IRON FOR HAIR .............D28/38
CURLING IRONS SELF HEATING BY
BURNER .........................126/408+
ELECTRIC HEATERS ...............219/222+
HAIR ..............................132/226+
DESIGN .........................D28/35+
HAT BRIM SHAPING APPARATUS ........223/14
METAL EDGE CURLING ROLLS ..........72/102
TEXTILE FIBER WORKING .............19/66.1
YARN TWISTER ......................57/29
CURRENT ELECTRIC
ALTERNATING IN TELEGRAPH SYSTEMS ..178/66.1+
ALTERNATING ROTARY FIELD AND
ARMATURE DYNAMO ................290/5
BELTS .............................607/149
COLLECTORS
DYNAMO .........................310/219+
MOVING VEHICLE .................191
ROTATABLE CONNECTOR ............439/13+
CONDUCTIVE FLUIDS .................174/9.F
CONTROL
ARC DISCHARGE ..................315
ELECTRICAL SEPARATION OF
LIQUIDS ......................204/305+
ELECTROLYTIC APPARATUS .........204/193+
ELECTROSTATIC DISCHARGE ........422/186.28+
RAILWAY SIGNAL SYSTEMS .........246
CONVERTING ........................363
CURRENT CONVERSION .............363/13+
DIRECTION INDICATORS POLARITY
TESTERS ........................324/133
DISTRIBUTION IN VEHICLE
TRANSMISSION ...................191/2+
ELECTRIC MUSIC INSTRUMENT .........84/600+
FOOD PRESERVATION .................426/244+
GENERATING STRESS STRAIN TEST .....73/763+
GENERATING THERMOMETERS ...........374/179
MEASUREMENT OF ELECTRICITY ........D10/75+
METERS ELECTRIC ...................324/76.11+
MODIFYING THERMOMETERS PLURAL ZONE 374/110+
AVERAGING ......................374/115
DISTINCT TEMPERATURES ..........374/166+
OPERATED TELAUTOGRAPH .............178/19+
OPERATED THERMOMETERS .............374/163+
DIGITAL OUTPUT .................374/170+
PULSATING IN TELEGRAPH SYSTEMS ....178/66.1
RAILWAY BLOCK SIGNALS .............246
REGULATION FOR X RAYS .............378/109
REGULATION OF ALTERNATING 322/27
CURRENT GENERATORS .............322/27
REGULATORS ........................323
REVERSING IN TELEGRAPHY ...........178/16
SHIFTING SWITCH IN ARC LAMPS ......314/2
SUPERPOSED TELEGRAPH SYSTEM .......178/49
SUPPLY TO ELECTRIC FURNACES .......373
ARC FURNACE ....................373/102+
GLASS FURNACE ..................373/39+
INDUCTION FURNACE ..............373/147+
SUPPLY TO ELECTRIC RAILWAYS .......191
TRANSFORMERS ......................336
CURRENT FLUID
BRAKE OPERATORS ...................188/155
CENTRIFUGAL FLUID
DISTRIBUTOR OPERATED BY ........239/214.13
CLASSIFYING SEPARATING AND
ASSORTING SOLIDS ...............209/132+
CLEANING IMPLEMENTS OPERATED BY ...15/104.61+
CONVEYER FOR RAILWAY SNOW
EXCAVATOR ......................37/202
CONVEYERS .........................406
DREDGES OPERATED ..................37/325+
SCOURING .......................37/342+
EVAPORATORS BLAST OR CURRENT ......159/16.1
EVAPORATORS FILM TYPE .............159/8+
EVAPORATORS SPRAY TYPE ............159/4.1
FUMIGATORS ........................422/305+
MASSAGE ...........................128/66
MEASURING
FLOW DIRECTION .................73/170.11+
SHIPS LOGS .....................73/181
MOTOR .............................416
DYNAMO WITH ....................290
PUMP WITH ......................417/334
ROTARY FLUID DISTRIBUTOR239/222.17
OPERATED BY ....................239/222.17
STEAM INJECTION ...................159/16.3
SUBMERGED COMBUSTION ..............159/16.2
VALVE RECIPROCATING DISK ROTATING .137/330+
CURRYCOMB ........................... 119/86+
DESIGN ............................D30/159
CURRYING
COMPOSITIONS ......................252/8.57
PROCESS ...........................8/94.21+
CURSOR, DISPLAY INPUT CONTROL ....... 345/157+