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.
DDT, IN DRUG ........................ 514/748
DDVP, IN DRUG ....................... 514/136
DACRON INSULATED CABLE .............. 174/100
DACRON T M (SEE ALSO SYNTHETIC RESIN
OR NATURAL RUBBER) .................528/308.1
DADO
CUTTER ............................144/222
LAPPED MULTIPLANAR SURFACING ......52/536
MACHINE ...........................144/133.R
DAGGERS ............................. 30/295
DAGUERREOTYPY ....................... 354/2+
ANALYSIS AND ANALYTICAL CONTROL
APPARATUS ......................422/50+
APPARATUS DESIGN ..................D16
DAIRY TYPE BOTTLES .................. D09
DAIRY, FOOD TREATMENT ............... 99/452+
DAM ................................. 405/107+
DENTAL ............................433/136+
MORTAR ............................52/421
POWER EXTRACTION FROM WATER .......405/78
DAMPENING (SEE DAMPER; MOISTENER;
STEAMING) ..........................68/5.R
CONSUMABLE ELECTRODE ELECTRIC LAMP
ELECTROMAGNET FEEDING WITH 314/128
DAMPING ......................314/128
FEED WITH DAMPING ..............314/99+
INSTRUMENT MECHANISM DAMPING ......73/430
BOURDON TUBE ...................73/739+
MUSICAL INSTRUMENT DAMPING ........84
OVERHEAD ELECTRIC CONDUCTOR WITH
VIBRATION DAMPING ..............174/42
PAPER MAKING CALENDER .............10/73+
PLANOGRAPHIC PRINTING .............101/147+
COPYING APPARATUS ..............101/132.5
PRESSURE COMPENSATOR
PIPES AND TUBULAR CONDUITS .....138/26+
PUMPS COMBINED .................417/540+
VIBRATION DAMPING SUPPORT .........248/562+
NONRESILIENT ...................248/636
RESILIENT ......................248/562+
SUSPENSION .....................248/610+
DAMPER
EAR SOUND STOPPERS ................128/864+
ELECTRIC MEASURING INSTRUMENTS FOR 324/125
ELECTRIC MUSICAL INSTRUMENT FOR ...84/600
ENVELOPE SHAPING (I.E., ATTACK, 84/627
DECAY, SUSTAIN, OR RELEASE) ..84/627
ENVELOPE SHAPING (I.E., ATTACK, 84/663
DECAY, SUSTAIN, OR RELEASE) ..84/663
ENVELOPE SHAPING (I.E., ATTACK, 84/702
DECAY, SUSTAIN, OR RELEASE) ..84/702
ENVELOPE SHAPING (I.E., ATTACK, 84/738
DECAY, SUSTAIN, OR RELEASE) ..84/738
VOLUME CONTROL .................84/633
VOLUME CONTROL .................84/665
VOLUME CONTROL .................84/711
VOLUME CONTROL .................84/741
ELECTRIC WINDING FOR ALTERNATING 310/183+
OR DIRECT CURRENT DYNAMOS ......310/183+
FLUID DAMPER FOR PLANETARY GEAR 475/92
ELEMENT ........................475/92
FLYWHEELS AND ROTORS HAVING .......74/574
FURNACE DRAFT .....................110/163
HEAT EXCHANGER ....................165/69
IMPACT ABSORPTION .................49/9
BY FLEXIBLE BARRIER ............49/9
BY PLASTIC DEFORMATION .........188/371+
BY RESILIENT DEFORMATION .......188/268
INERTIAL VIBRATION DAMPER .........188/378+
MICROPHONE OR DIAPHRAGM ...........381/158
PIANO DAMPER HEAD AND STEMS .......84/255
HARMONIC .......................84/234
HELD ...........................84/218
LIFTED .........................84/217
RAILWAY TRUCK .....................105/193
STOVE OR FURNACE FLUE .............126/285.R+
OPEN EVAPORATING PANS HAVING ...159/41
TIME CONTROLLED ................126/285.5
WEIGHING SCALE ....................177/184
ZITHER ............................84/287+
DAMPING DIODE ....................... 313/317
WITH EMISSIVE CATHODE .............313/310
WITH THERMIONIC CATHODE ...........313/310
WITH TWO CATHODES AND ANODES ......313/1
DANCING
FIGURE TOYS .......................446/330+
SHOES .............................36/8.3
TEACHING ..........................434/250
DANDY ROLL .......................... 162/314
DARK
CABINET PHOTOGRAPHY ...............354/307+
LANTERN WITH SHUTTER OR SCREENS ...362/167+
ROOM ..............................354/307+
ILLUMINATORS ...................362/293
VENTILATORS ....................454/49+
DARNING
KNITTING ..........................66/2
LAST ..............................223/100
SEWING MACHINES ...................112/121
DESIGN .........................D15/66+
ELEMENTS .......................112/236
WEAVING ...........................139/33.5
DART ................................ 273/416+
DESIGN ............................D22/115
AMUSEMENT DEVICES ..............D21/49
PROJECTOR ......................D22/107
PROJECTOR .........................124/22
DASHBOARD
LAND VEHICLE ......................296/70+
LIGHTING
AUTOMOBILE .....................362/23+
TROLLEY CAR OR RAIL CAR ........362/77
MOTOR VEHICLE .....................180/90
DASHER
FOOD ..............................366/69+
GAS AND LIQUID CONTACT ............261/32+
DASHPOT
CHECK VALVE .......................137/514+
CLOSURE CHECK .....................16/82+
CLOSURE CHECK BRAKE TYPE ..........188/266+
DOOR CHECK AND CLOSER .............16/49+
ELECTRODE FEED RETARDER ...........314/99+
ELECTROMAGNETIC ELECTRODE 314/128
OPERATOR COMBINED WITH .........314/128
GAS & LIQUID CONTACT APPARATUS ....261/DIG.18
SPRING COMBINED WITH ..............267/195+
SWITCH CONTACT RETARDER ...........20/34
VALVE RETARDER ....................251/48+
WATER CLOSET ELEMENTS .............4/248
WATER CLOSET TANK VALVE ...........4/388+
DASYMETERS .......................... 73/30.1+
DATA COMPARING
CALCULATOR ........................235/431
CARDS PERFORATED SORTING ..........209/613
CONDITION RESPONSIVE ...........209/554
LENS ..............................333/248+
METER FLUID FLOW ..................73/196+
PUNCHING MACHINE ..................234/34
DATA CONVERSION
ANALOG TO DIGITAL .................341/126+
CARD OR TAPE PUNCH ................234/69+
CRYPTOGRAPHIC .....................380
DIGITAL TO ANALOG .................341/126+
DIGITAL TO DIGITAL ................341/50+
RADIX CONVERSION ..................341/50+
WITH CARD OR TYPE PUNCH ...........234/69+
WITH COMPUTATION ..................341/75+
WITH VISUAL DISPLAY ...............345+
DATA HANDLING
SELECTIVE PUNCHING ................234
STORAGE ........................234/55+
DATA PRESENTATION ................... 395/100+
DATA PROCESSING, ELECTRICAL ......... 364
APPLICATIONS ......................364/400+
COMPUTERS, GENERIC CONTROL ........364/130+
CONTROLLED BY RECORD MEANS ........235/375+
ELECTRICAL COMPUTERS AND ..........395
GENERAL PURPOSE DIGITAL DATA 395
PROCESSORS .....................395
GRAPHICS ..........................395/100+
MEASURING,TESTING,OR MONITORING ...364/550+
MICROPROCESSORS ...................395
PROGRAMMED PROCESSING .............395
SELECTIVE PUNCHING, FOR ...........234/55+
SYNCHRONOUS TRANSMISSION OF DIGITAL375/106+
DATA ...........................375/106
TEXT/DOCUMENT .....................395/144+
THREE DIMENSIONAL .................395/119+
VIDEO COLOR SIGNAL DERIVED BY DATA 358/81
PROCESSOR ......................358/81
DATA STORAGE
DYNAMIC INFORMATION STORAGE OR 369
RETRIEVAL ......................369
MAGNETIC .......................360
REGISTERS ELECTRICAL ..............377
REGISTERS MECHANICAL ..............235
STATIC INFORMATION STORAGE OR 365
RETRIEVAL ......................365
DAUBER .............................. 15/209.1+
ANIMAL ANTIVERMIN TREATMENT .......119/157
POLISHER COMBINED .................15/107+
KIT INCLUDING POLISH ...........401/118+
SUPPLY CONTAINER CLOSURE ATTACHED .401/126+
DAUNOMYCINONE ....................... 552/201
DAVENPORTS, I.E., SOFA BEDS ......... 5/12.1+
DAVIT ............................... 114/368+
DAVY LAMP ........................... 362/164+
DAY BEDS ............................ 5/12.1+
DC TO AC CHOPPER .................... 363/124+
DEAD BOLT FOR LOCK .................. 70/113+
DEAD CENTER OVERCOMING .............. 74/36
DEAD END CONNECTOR CORD HOLDER ...... 24/115.R+
DEAD MAN TYPE ANCHOR ................ 52/166
DEAD MANS SWITCH .................... 191/1.R
SWITCH STRUCTURE ..................20
DEADENERS (SEE DAMPENING)
GEARING HAVING PLURAL SECTIONS ....74/443
RAILWAY
CAR WHEEL ......................295/7
CUSHIONING OF TRACK ............238/283+
ROLLING STOCK ..................105/452
TRACK ..........................238/382
DEALKYLATION (SEE CRACKING)
AROMATIC HYDROCARBON SYNTHESIS ....585/483
FOAM BREAKING .....................252/321
MINERAL OIL .......................208/46+
DEBARKING ........................... 144/340
DEBONING
CARCASSES .........................452/135+
DEBRIS ACCUMULATING PENCIL 30/453+
SHARPENER ..........................30/453+
DEBRIS CONTROL ...................... 29/DIG.5
CHUTES ............................29/DIG.102
RECEPTACLE, REMOVER ...............29/DIG.79
REMOVER, CATCHER, DEFLECTOR .......29/DIG.94
REMOVER, PLURAL TYPE ..............29/DIG.61
SEPARATORS FROM WORKPIECE .........29/DIG.53
DECADE COUNTER
ELECTRONIC TUBE TYPE ..............377/103
GAS TUBE ..........................315
OSCILLATOR ........................377
DECAHYDRONAPHTHALENE
(SEE ALICYCLIC HYDROCARBON)
NAPHTHALENE HYDROGENATION .........585/266+
SYNTHESIS .........................585/350+
HYDROGENATION OF UNSATURATED 585/266+
HYDROCARBON ..................585/266+
DECAL SEE DECALCOMANIA
DECALCOMANIA (SEE TRANSFER) ......... D20/11
EXPOSABLE ADHESIVE LAYER ..........428/40+
FRAUD OR TAMPER DETECTING .........428/915*
MADE BY COATING ...................427/147+
PROCESS OF TRANSFER ...............156/230+
STOCK MATERIAL ....................428/914*
DECALIN (SEE ALICYCLIC HYDROCARBON)
DECANTER
COFFEE ............................222/475.1
DESIGN ............................D07/300+
DISTILLATION SYSTEMS SEPARATORY ...202/204
FILTER COMBINED ...................210/299+
HEATING MEANS ..................210/182+
GAS AND LIQUID CONTACT ............261/7+
LIQUID SEPARATION .................210/513+
STARCH ............................127/27
DECANTING ........................... 210/767+
FILTERING COMBINED ................210/806
DECAPITATOR
CHICKEN ...........................452/64
FISH ..............................452/166+
DECARBONIZING
ABSORBENTS ........................502/20+
CATALYSTS .........................502/20+
MINERAL OIL VAPORIZING COMBINED ...208/347+
APPARATUS ......................196/122
CONVERSION COMBINED ............208/48.R
PROCESSES .........................134/39
HEATING COMBINED ...............134/20
STILLS ............................201/2
APPARATUS ......................202/241
DECARBOXYLATION AROMATIC 562/479
POLYCARBOXYLIC ACID ................562/479
DECELERATION (SEE ACCELERATION)
DECELEROMETER ....................... 73/514+
DECIBEL METER
METER MOVEMENT ....................324/76.11+
SOUND LOUDNESS MEASUREMENT ........73/646
DECIMAL POINT ON CALCULATORS ........ 235/61.DP
BINARY CODED ......................377/33
ELIMINATION .......................235/63.DE
LOCATORS ..........................235/64.3
DECIPHERING SEE CRYPTOGRAPHY
DECK
BRIDGE ............................14/6
RAILROAD
FREIGHT CARS WITH
CONVERTIBLE DECKS ............105/370
PASSENGER CARS DOUBLE DECKED ...105/340
STOCK CARS WITH ................119/9
SHIP ..............................114/85
TYPE INSULATOR FOR ANTENNA ........174/158.R
DECKLING
PAPER MAKING
FINISHING ......................162/286
WEB FORMING ....................162/310
PINKING SHEARS ....................30/229+
SHEET
CUTTING ........................83
TEARING ........................225
DECLADDING NUCLEAR FUEL ............. 252/625
DECODING (SEE CRYPTOGRAPHY)
DECOLLATOR .......................... 270
WEB ...............................270/52.5
DECOLORIZING (SEE BLEACHING)
LIQUIDS ...........................210/660+
X-ART COLLECTION ...............210/917+
DECOMPOSING FAT ..................... 554/160
DECORATION (SEE ARTICLE BY NAME;
ORNAMENT)
BOW ROSETTE, POMPON ...............428/4+
COLLAPSIBLE .......................428/12
DISPLAYS AND EXHIBITORS ...........40/406+
WITH SPECIAL EFFECTS ...........40/427+
FEATHERS AND PLUMES ...............428/6
FESTOON ...........................428/10
COLLAPSIBLE ....................428/9
FILAMENTARY .......................428/542.6
FLORA, ARTIFICIAL .................428/17+
LAMP HOUSING ......................362/362+
LIGHTS ............................362/227+
X-ART COLLECTION ...............362/806*
PARTY TYPE ........................428/7+
POLE, CAP .........................52/301
ROOF FINIAL OR CRESTING ...........52/57
SHEET-FORM ........................428/542.6
TRIMMING FOR CLOTHING .............2/244
TRIMMING FOR HAT ..................2/175.3
TRIMSTRIP FOR BUILDING ............52/716.1+
DECORTICATING ....................... 19/5.R+
DECOUPLING FILTER ................... 333/181+
DECOY
DESIGN ............................D22/125+
TRAPPING ..........................43/2+
WAR TRAINING ......................434/11
DEEP DRAWING METAL .................. 72/347+
DEER SLING .......................... 224/101+
DEFECATING APPARATUS ................ 127/11+
DEFECT COATING ...................... 430/938*
DEFIBERIZERS ........................ 241
DEFLATING TOOL FOR RESILIENT TIRES .. 81/15.4
DEFLECTION
CATHODE RAY STREAM ................313/421+
CATHODE RAY STREAM ................315/399
GAS SEPARATION APPARATUS ..........55/434+
GAS SEPARATION PROCESSES .......95/267+
LIQUID TREATMENT ...............55/220+
LAMP ARC ..........................313/153+
CONSUMABLE ELECTRODE ...........314/20
SOLID SEPARATOR
GAS SUSPENSION .................209/143+
LIQUID SUSPENSION ..............209/210
TESTING ...........................73/849+
WIND MOTOR WHEEL ..................416/9+
DEFLECTOR
BEARING LUBRICATOR ................384/322+
BLOWPIPE NOZZLE ...................239/461+
BREATH ............................128/863
DRIP ..............................52/97
FLUID DISTRIBUTOR .................239/461+
FLUID FUEL BURNER NOZZLE ..........239/461+
FURNACE AIR .......................110/310+
GAS SEPARATION APPARATUS ..........55/434+
GAS SPARATION PROCESSES ........95/267+
PIPE ..............................138/37+
PLANT .............................172/517
SCOURING DREDGER WITH CURRENT .....37/342+
SHIP ARMOR ........................114/10
SPRINKLER COMBINED ................239/461+
WATER MOTOR .......................416/9+
WINDMILL ..........................416/9+
WINDOW WIND .......................454/196+
VEHICLE ........................454/69+
DEFLOCCULATION
LIQUID SEPARATION .................210/696+
SOLID SEPARATION ..................209/5
DEFOLIANTS .......................... 504/162+
DEFORMING
METAL .............................72
CASTING COMBINED ...............29/527.5+
PLASTICS
APPARATUS ......................425
PROCESSES ......................264
SINGLE ROLL PER SE ................492/1+
DEFRIBRILLATORS ..................... 607/5+
DEFROSTER
ELECTRICAL RESISTANCE HEATERS .....219/203
HEAT APPLYING WINDOW CLEANER ......15/250.5
MATERIAL APPLYING WINDOW CLEANER ..15/250.1
REFRIGERATOR DESIGN ...............D08/29.2
SURFACE HEATER ....................126/271.1+
VEHICLE POWER PLANT HEATER
COMBINED .......................237/12.3A
WINDOW ............................52/171+
BUILDING TYPE ..................454/198
VEHICLE TYPE ...................454/121+
DEFROSTING
DEFROSTING DEVICE .................D08/29.2
HEAT PUMP .........................165/17
REFRIGERATION APPARATUS ...........62/272+
AUTOMATIC ......................62/151+
AUTOMATIC, FROST INITIATED .....62/140
FROST INDICATOR ................62/128
PROCESS ........................62/80+
DEGASIFICATION ...................... 588
HAZARDOUS OR TOXIC WASTE588
DEGASIFICATION .................588
DEGASIFYING LIQUIDS
APPARATUS .........................96/155+
PROCESS ...........................95/241+
DEGASSERS ........................... 261/DIG.19
DEGAUSSING SEE DEMAGNETIZING
MEANS IN CATHODE RAY TUBE CIRCUIT .315/8
TELEVISION ........................361/150
TORPEDO NETS ......................114/240.R
DEGRADABILITY ENHANCED SYNTHETIC 523/124+
RESIN OR NATURAL RUBBER COMPOSITION 523/124+
CELLULAR PRODUCT ..................521/916*
DEGREASING
DISTILLATION
STILL AND EXTRACTOR ............202/168+
STILL EXTRACTOR ................202/170
SOLIDS ............................134
TEXTILES ..........................8/139+
DEGUMMING ........................... 8/138
DYEING COMBINED ...................8
DEHALOGENATION
HAZARDOUS OR TOXIC WASTE588
DESTRUCTION ....................588
PREPARATION OF EPOXY COMPOUNDS ....549/518+
PREPARATION OF OLEFINES ...........585/641+
PREPARATION OF UNSATURATED ESTERS .560/213
DEHORNERS
ELECTRIC HEATER TYPE ..............606/164
HAND TOOL .........................30
DEHUMIDIFIER ........................ D23/359+
DEHYDRATING OIL
FATTY OILS ........................554/223+
MINERAL OIL .......................208/187+
ELECTRICAL SEPARATION ..........204/188+
ELECTROPHORETIC OR
ELECTROOSMOTIC ...............204/181.8+
DEHYDRATION (SEE DRIER)
ACID ANHYDRIDES BY ................562/869+
ACYCLIC KETONES FROM ALCOHOLS .....568/403+
ALDEHYDES FROM ALCOHOLS ...........568/485+
COMPOSITIONS ......................252/194
CONCENTRATING EVAPORATING .........159
DISTILLATION ......................203/12+
FATTY OILS OR ACIDS ...............554/24+
FOODS .............................426/443+
APPARATUS ......................99/467
GAS OR VAPOR CONTACT WITH SOLIDS ..34
GAS SEPARATION ....................95
REFRIGERATION COMBINED .........62/271
REFRIGERATION COMBINED PROCESS .62/93+
MINERAL OILS ......................208/187+
ELECTRICAL .....................204/188+
ELECTROPHORETIC OR
ELECTROOSMOTIC ...............204/181.8+
OLEFINE PRODUCTION BY .............585/638
REFRIGERANT .......................62/474+
AUTOMATIC ......................62/195
PROCESS ........................62/85
DEHYDROABIETIC ACID ................. 562/404
DEHYDROANDROSTERONE ................. 552/636
7-DEHYDROCHOLESTEROL ................ 552/547
DEHYDROGENATION
ACYCLIC KETONES FROM ALCOHOLS .....568/403+
ALDEHYDES FROM ALCOHOLS ...........568/485+
AROMATIC HYDROCARBON SYNTHESIS ....585/440
DIOLEFIN HYDROCARBON SYNTHESIS ....585/616+
ESTERS FROM ALCOHOLS ..............560/239
MINERAL OIL .......................208/46+
OLEFINES FROM HYDROCARBONS ........585/654+
SYNTHESIS AROMATIC FROM ALICYCLIC .585/430
DEHYDROHALOGENATION
ALICYCLIC HYDROCARBON SYNTHESIS ...585/359
DIOLEFIN HYDROCARBON SYNTHESIS ....585/612
OLEFIN HYDROCARBON SYNTHESIS ......585/641+
DEHYDROTHIOTOLUIDINE AZO COMPOUNDS .. 534/800
DEICER SEE THAWING
AIRCRAFT ..........................244/134.C
ANTENNA ...........................343/704
CARBURETORS .......................261/DIG.2
COMBUSTION PRODUCT AS MOTIVE FLUID 60/39.93
TROLLEY COLLECTOR HEAD ............191/62
DEINKING
PAPER STOCK .......................162/4+
TEXTILES ..........................8/137
DELASTING ........................... 12/15.1
DELAY NETWORKS
DELAY LINES INCLUDING
A LUMPED PARAMETER .............333/138+
ELASTIC BULKWAVE PROPAGATION 333/141+
MEANS ........................333/141+
ELASTIC SURFACE WAVE 333/150+
PROPAGATION MEANS ............333/150+
LONG LINE ELEMENTS .............333/156+
ELECTRONIC TUBE SYSTEM ............328/55
DELINTER ............................ 19/40+
CARBONIZING PROCESSES .............8/140
DELINTING COTTON SEED ............... 47/1.1
PROCESSES .........................47/58
FLUID TREATMENT ................8/140
DELIVERY
COLLECTION RECEPTACLE .............232
COINS ..........................232/64+
LETTER BOX CHUTE ...............232/53
CONVEYER ..........................198
CARRIER CONTROLLED SELECTIVE ...198/570+
DUMPING VEHICLE WITH CHUTE ........298/7
LETTER BOX ........................232/17+
MAIL FROM AIRCRAFT ................258/1.2+
PLANTING CHUTE ....................111/76
RAILWAY MAIL ......................258
RAILWAY SELECTIVE .................104/88+
RECORD HOLDER .....................312/9.11+
SHEET .............................271/278+
STORE SERVICE .....................186/3
DELRIN T M (POLYOXYMETHYLENE) ....... 528/270
DELUSTERING
CELLULOSE ETHER OR ESTER106/192
COMPOSITIONS ...................106/192
VISCOSE ........................106/166
COATING OR IMPREGNATING PROCESSES .427/170
DEMAGNETIZING ....................... 361/267
DEMAGNITIZER ......................D13/183
ERASE,HEAD ........................360/118
GENERAL RECORDING BIASING,ERASING .360/66
OF CLOCKS .........................968/783
SORTING TREATMENT .................209/8
DEMIJOHNS SEE CARBOY ................ D09/517
DEMODULATOR ......................... 329
DEMONSTRATING APPARATUS OR PRODUCT .. 434/365+
DEMONSTRATOR RADIOACTIVITY
(SEE RADIOACTIVITY DEMONSTRATOR)
DEMOUNTABLE RIM ..................... 301/10.1+
DEMULSIFYING COMPOSITIONS ........... 252/358
DENATURED COMPOSITIONS .............. 252/365
ALCOHOL ...........................252/366
DENSITOMETER
EMULSION EXPOSING PRINTER .........354/20
EMULSION OPAQUENESS MEASURING .....356/436+
DENSITY
ANALYSIS GAS ......................73/30.1+
ANALYSIS LIQUIDS ..................73/32.R+
DENT REMOVER SHEET METAL ............ 72/457
DENTAL AND DENTISTRY ................ 433
AMALGAMS AND ALLOYS ...............420/526
AMALGAM MIXER, EG DENTAL FILLING366/602*
APPARATUS,FIXED ...................D24/176+
APPARATUS,PORTABLE ................D24/152+
CABINET ...........................312/209
CASSETTES .........................378/168
CHAIRS ............................297/68+
DESIGN .........................D06/334
COMPOSITIONS ......................106/35
CONTAINERS FOR DENTAL USE .........206/63.5
DENTURES ..........................433/167+
DIE SHAPING .......................72
ENGINES ...........................433/103+
EQUIPMENT STANDS ..................433/25+
FILLINGS ..........................433/226+
FLOSS .............................132/321
HOLDERS ........................132/323+
DESIGN .......................D28/64
IMPRESSION DEVICES ................433/34+
IMPRESSION MATERIAL ...............106/38.2+
INSTRUMENTS .......................433/25+
MEDICINES .........................424
MOLDING DEVICES ...................425/2
MOLDING DEVICES ...................425/175+
MOLDING DEVICES ...................249/54
FLASKS .........................425/175+
FLASKS FOR METAL CASTING .......164/376
MOLDS ..........................425/175+
MOLDING PROCESSES .................264/16+
ORTHODONTIC DEVICES ...............433/2+
PRACTICE ..........................433
PROCESSES MANUFACTURING ...........29/160.6
SPITTOONS .........................4/263+
SPOTLIGHTS ........................362/257+
X-ART COLLECTION ...............362/804*
SUPPLY PACKAGES ...................206/63.5
TEACHING DEVICES & METHODS ........434/263
TEETH .............................433/167+
TOOL CONTAINER ....................206/368+
WASTE RECEPTACLES .................206/63.5
DENTIFRICES ......................... 49
DENTIPHONE
ACOUSTIC HEARING AID ..............181/127
ELECTRICAL HEARING AID ............381/68.3
DENTISTRY SEE DENTAL ................ 433
DESIGN ............................D24
DEODORANT
BODY ..............................424/65+
COSMETICS CONTAINING ..............424/65+
FERTILIZER CONTAINING .............504/101+
MILK ..............................426/488
NON BODY ..........................424/76.1+
PRESERVING, DISINFECTING, AND 422/5
STERILIZING ....................422/5
DEODORIZER OR OZONIZER .............. D23/366
DEOXIDANT COMPOSITIONS .............. 252/188.1+
DESCALING COMPOSITIONS CONTAINING .252/81
WATER SOFTENING OR SCALE252/178
INHIBITING COMPOSITIONS CTG ....252/178
DEPHLEGMATORS
MINERAL OIL .......................196/139
STILL COMBINED ....................202
DEPILATING
ANIMAL CARCASS ....................452/71+
COMPOSITIONS
ELECTRIC NEEDLE ...................606/44
NEEDLE SUPPORTS ................606/44
FERMENTATIVE ......................435/265
HIDES AND SKINS ...................8/94.16
MECHANICAL ........................19/2+
DEPOLARIZER ......................... 252
DEPOLARIZING
COMPOSITIONS ......................252
DEPOLYMERIZATION TO OBTAIN
HYDROCARBON MIXTURE ................585/241
DEPOSIT
CERTIFICATES ......................283/59
CHANGE GATES ......................232/14
COLLECTION AND DEPOSIT RECEPTACLE .232
CABINET COMBINED ...............312/211+
DEPOSITORY DESIGN .................D99/28+
LETTER BOXES ......................232/22
MILK BOTTLE COLLECTION ............232/42
RECEPTACLES FOR ...................232
REGISTERING OR RECEIPT PRINTING
COMBINED .......................109/24.1+
PHOTOGRAPH OR MICROFILM RECORD .346/22
SAFES OR DEPOSITORIES .............109
DESIGN .........................D99/28+
RECEIPTING MEANS INCLUDED ......109/24.1
DEPOSITOR
BREAD ETC MAKING DEPOSITOR ........425/447+
IMPLEMENT ......................222
EXTERNAL BODY SURFACE .............604/289+
MEDICINE ..........................604/47+
SOLID MATERIALS ................604/57+
PLANTING ..........................111
DIBBLING .......................111/89+
HILL ...........................111/34+
TOY FIGURE FOR COINS ..............446/10+
DEPRESSOR
NECKTIE ...........................24/53+
RAILWAY CROSSING CABLE ............104/186
TONGUE ............................128/15+
ATOMIZER COMBINED ..............128/200.15
DEPTH BOMB .......................... 102/390+
DEPTH GAUGE
COMPRESSIONAL WAVE ................367/99+
DEPTH MEASURING INSTRUMENT ........D10/46+
FLUID LEVEL .......................33
GEOMETRICAL .......................33/713+
GEOPHYSICAL EXPLORATION ........324/323+
HYDROPHONE .....................367/141+
LIQUID ............................73/290.R+
RADAR .............................342/120+
OTHER THAN AIR, EG, UNDERWATER .342/118
SOUND .............................181
DERAILER
ACTUATED CAB SIGNAL OR TRAIN
CONTROL ........................246/170+
CYCLE OR MOTORCYCLE ..............D12/124
ENCLOSURE OR GUARD .............D12/127
GUARDS
RAILWAY ........................104/242+
STORE SERVICE ..................186/30
LEVER AND CABLE OPERATOR ..........74/502.2
RAILWAY
CAR ATTACHED ...................104/261
INTERLOCKING ...................246/163
DERAILLEUR (SEE DERAILER)
DERECTIFIERS ELECTRIC ............... 363
DEREVERBERATOR ...................... 381/66
DERMATOLOGICAL DEVICE
LIGHT APPLICATION .................606/9
NEEDLE SURGICAL ...................606/44
SUPPORT ........................606/44
SURGICAL INSTRUMENT ...............606/131+
DERMATOME ........................... 606/132
DERRICK
EXTENSIBLE OR MOVABLE .............52/111+
PUSHING AND PULLING ELEMENTS
CABLE HOISTS ...................254/283+
SCREW ..........................254/99
SKELETON TOWER ....................52/651.1+
DESALTING SEA WATER ................. 210/642
DISTILLATION ......................203/10
FRACTIONAL CRYSTALLIZATION ........62/532+
DIRECT CONTACT REFRIGERATION ...62/533+
REVERSE OSMOSIS ...................210/652
DESCALING METAL ..................... 29/81.1+
COMBINED WITH METAL DEFORMATION ...72/40
DESERPIDINE ......................... 546/55
DESICCANT ........................... 504/162+
DESICCATION (SEE DEHYDRATION; DRIER)
DESIGN (SEE DESIGN CLASSIFICATION)
ADVERTIZING .......................D20
APPAREL & HABERDASHERY ............D02
ARMS, PYROTECHNIC ARTICLES, D22/112
ARTICLES FOR HUNTING, FISHING, D22/112
AND PEST KILLING ...............D22/112
ARTISTS MATERIALS .................D19/35
BRUSHWARE .........................D04
BUILDING UNITS & CONSTRUCTION D25
ELEMENTS .......................D25
CARE & HANDLING OF ANIMALS ........D30
CASES NOT SPECIFIED ELSEWHERE .....D03
CASKETS ...........................D99/1+
COATING NONUNIFORM ................427/256+
CONTAINERS ........................D09
DEVICES & EQUIPMENT AGAINST FIRE D29
HAZARDS, FOR ACCIDENT PREVENTIOND29
AND FOR RESCUE .................D29
ELECTROLYTIC
COATING ........................205/120+
LIGHTING .......................26
EMBROIDERY AND TRIMMINGS ..........D05
EQUIPMENT FOR PRODUCTION, D13
DISTRIBUTION OR TRANSFORMATION D13
OF ELECTRICITY .................D13
EXERCISING EQUIPMENT ..............D21/191+
FISHING EQUIPMENT .................D22/134+
FLUID DISTRIBUTION EQUIPMENT, D23
SANITARY, HEATING, VENTILATION D23
AND AIR CONDITIONING EQUIPMENT .D23
FOODSTUFFS ........................D01
FURNISHINGS .......................D06
GAMES AND GAMBLING ARTICLES .......D21/1+
HARDWARE ..........................D08
HOUSEHOLD ARTICLES, NOT ELSEWHERE D07
SPECIFIED ......................D07
HUNTING ARTICLES ..................D22
JEWELRY, SYMBOLIC INSIGNIA AND D11
ORNAMENTS ......................D11
KNITTING & NETTING ................D05
LIGHTING ..........................D26
LINOLEUM ..........................D05
LUGGAGE & SPECIAL CONTAINERS & ....D03/76+
MACHINES, NOT SPECIFIED ELSEWHERE .D15
AGRICULTURAL ...................D15/10+
CLEANING .......................D32/1+
CONSTRUCTION ...................D15/10+
DRIVE TRAIN ....................D15/148+
DRYING .........................D32/8
ENGINE .........................D15/1+
FOOD OR DRINK RELATED ..........D07
HEAT TREATMENT .................D15/144
LUBRICATOR OR OIL COLLECTOR ....D15/150+
MATERIAL WORKING, ETC ..........D15/122+
PACKAGING OR WRAPPING ..........D15/145+
PUMP OR COMPRESSOR .............D15/7+
REFRIGERATION ..................D15/79+
SEWING .........................D15/66+
VIBRATOR OR SEPARATOR ..........D15/147
WASHING ........................D32/6+
MEASURING, TESTING OR SIGNALING D10
INSTRUMENTS ....................D10
MEDICAL & LABORATORY EQUIPMENT ....D24
MISCELLANEOUS ARTICLES NOT D99
SPECIFIED ELSEWHERE ............D99
MUSICAL INSTRUMENTS ...............D17
OFFICE MACHINERY ..................D18
OFFICE MATERIALS ..................D19
PACKAGES & CONTAINERS FOR THE D09
TRANSPORT OR HANDLING OF GOODS .D09
PAPER MANUFACTURES ................D05
PHARMACEUTICAL PRODUCTS,D24/100+
TOILET ARTICLES & APPARATUS ....D24/100+
COSMETIC PRODUCTS ..............D28
PHOTOGRAPHIC, CINEMATOGRAPHIC AND D16
OPTICAL EQUIPMENT ..............D16
PRINTING ..........................D18/50+
OFFICE MACHINERY ...............D18
OFFICE PHOTOCOPIERS ............D18/36+
RECORDING, COMMUNICATION OR D14
INFORMATION RETRIEVAL EQUIPMENT D14
SAFES AND VAULTS ..................D99/28+
SEWING EQUIPMENT ..................D03/18+
SIGNALING INSTRUMENTS .............D10
SIGNS .............................D20/10+
SMOKING ARTICLES ..................D27
SPORTS EQUIPMENT ..................D21/191+
STATIONERY, ARTISTS & TEACHERS D19
MATERIALS, & OFFICE EQUIPMENT D19
NOT ELSEWHERE SPECIFIED ........D19
TEACHERS MATERIALS ................D19/59
TENTS .............................D21/253+
TESTING INSTRUMENTS ...............D10
TOBACCO & SMOKERS SUPPLIES ........D27
TOMBSTONE OR MONUMENT .............D99/17+
TOOLS & HARDWARE ..................D08
TOYS ..............................D21/59+
TRANSPORTATION OR HOISTING ........D12
TRANSPORTATION, CONTAINERS FOR ....D09
TRAVEL CASES ......................D03
UMBRELLAS .........................D03/5+
VENDING MACHINES ..................D20/1+
WEAVING ...........................D05/47+
DESILVERIZING LEAD .................. 75/697+
DESIZING ............................ 8/138
DYEING COMBINED ...................8