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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2004 - 2008 Utility Patent Grants
As Distributed By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

ALL FOREIGN REGIONS

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed either by year of patent grant or by year of patent application.
Class Class Title 2004 2005 2006 2007 2008 Total
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2859 2587 2779 2754 2637 13616
438 Semiconductor Device Manufacturing: Process 2814 2442 2727 2478 2696 13157
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2190 1872 2236 2139 2100 10537
455 Telecommunications 1052 1183 2105 1776 1635 7751
370 Multiplex Communications 1212 1136 1508 1332 2061 7249
345 Computer Graphics Processing and Selective Visual Display Systems 1225 1158 1737 1545 1503 7168
532 Organic Compounds (includes Classes 532-570) 1339 1182 1581 1402 1479 6983
359 Optical: Systems and Elements 1265 1214 1505 1298 1345 6627
365 Static Information Storage and Retrieval 1153 1171 1290 1392 1441 6447
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1791 1123 1351 1141 957 6363
428 Stock Material or Miscellaneous Articles 1893 1232 1126 1062 950 6263
439 Electrical Connectors 1134 1031 1399 1141 1273 5978
347 Incremental Printing of Symbolic Information 1061 934 1143 1238 1517 5893
250 Radiant Energy 1014 831 1261 1180 1254 5540
123 Internal-Combustion Engines 1087 1056 1215 1069 964 5391
382 Image Analysis 859 701 1213 1118 1345 5236
435 Chemistry: Molecular Biology and Microbiology 936 863 1183 1154 1094 5230
361 Electricity: Electrical Systems and Devices 977 754 950 1026 1166 4873
375 Pulse or Digital Communications 797 756 1140 1035 1115 4843
399 Electrophotography 789 754 988 1039 1140 4710
348 Television 833 715 1038 928 1178 4692
369 Dynamic Information Storage or Retrieval 815 630 1085 1070 1055 4655
073 Measuring and Testing 878 900 943 891 983 4595
385 Optical Waveguides 902 886 972 885 756 4401
349 Liquid Crystal Cells, Elements and Systems 909 896 874 780 933 4392
324 Electricity: Measuring and Testing 857 788 932 917 875 4369
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 1004 722 883 787 785 4181
358 Facsimile and Static Presentation Processing 549 621 898 890 946 3904
310 Electrical Generator or Motor Structure 942 754 741 689 697 3823
029 Metal Working 717 629 744 635 528 3253
356 Optics: Measuring and Testing 568 520 595 742 790 3215
340 Communications: Electrical 546 568 786 612 669 3181
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 606 622 585 637 659 3109
714 Error Detection/Correction and Fault Detection/Recovery 443 439 687 762 775 3106
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 614 542 669 651 627 3103
313 Electric Lamp and Discharge Devices 678 532 609 630 613 3062
362 Illumination 452 470 647 747 710 3026
128 Surgery (includes Class 600) 748 567 619 552 488 2974
702 DP: Measuring, Calibrating, or Testing (Data Processing) 554 565 675 606 554 2954
360 Dynamic Magnetic Information Storage or Retrieval 678 539 680 509 542 2948
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 369 421 634 672 732 2828
280 Land Vehicles 530 466 529 534 622 2681
711 Memory (Electrical Computers and Digital Processing Systems) 377 396 599 549 679 2600
713 Support (Electrical Computers and Digital Processing Systems) 252 324 573 660 766 2575
700 DP: Generic Control Systems or Specific Applications (Data Processing) 493 481 635 473 416 2498
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 561 455 458 475 497 2446
060 Power Plants 491 498 576 382 384 2331
219 Electric Heating 557 513 548 391 312 2321
343 Communications: Radio Wave Antennas 324 389 521 440 511 2185
707 DP: Database and File Management or Data Structures (Data Processing) 380 277 455 487 517 2116
318 Electricity: Motive Power Systems 348 379 528 417 389 2061
341 Coded Data Generation or Conversion 367 323 428 427 502 2047
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 359 274 430 410 404 1877
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 539 361 369 285 305 1859
210 Liquid Purification or Separation 353 342 327 372 386 1780
710 Input/Output (Electrical Computers and Digital Processing Systems) 398 329 399 287 340 1753
180 Motor Vehicles 304 345 357 363 383 1752
315 Electric Lamp and Discharge Devices: Systems 413 312 354 343 320 1742
062 Refrigeration 380 332 363 391 265 1731
296 Land Vehicles: Bodies and Tops 368 334 365 317 336 1720
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 466 300 316 280 254 1616
372 Coherent Light Generators 463 336 312 212 279 1602
427 Coating Processes 491 332 221 289 269 1602
355 Photocopying 287 249 379 317 337 1569
386 Television Signal Processing for Dynamic Recording or Reproducing 284 196 319 362 391 1552
174 Electricity: Conductors and Insulators 394 299 280 279 285 1537
330 Amplifiers 265 255 322 324 368 1534
451 Abrading 362 324 371 259 170 1486
381 Electrical Audio Signal Processing Systems and Devices 292 226 355 287 278 1438
378 X-Ray or Gamma Ray Systems or Devices 201 242 349 296 340 1428
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 237 189 347 309 344 1426
379 Telephonic Communications 411 282 333 227 164 1417
333 Wave Transmission Lines and Networks 315 307 287 223 268 1400
604 Surgery (Medicators and Receptors) 336 254 256 249 270 1365
074 Machine Element or Mechanism 287 254 284 265 267 1357
398 Optical Communications 214 138 323 348 324 1347
137 Fluid Handling 325 301 286 250 175 1337
297 Chairs and Seats 287 234 305 243 263 1332
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 253 159 306 307 280 1305
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 254 221 198 271 271 1215
252 Compositions 310 181 232 247 239 1209
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 198 173 233 292 313 1209
101 Printing 408 247 230 148 149 1182
200 Electricity: Circuit Makers and Breakers 249 224 265 239 205 1182
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 156 185 264 291 258 1154
106 Compositions: Coating or Plastic 265 187 210 254 223 1139
165 Heat Exchange 227 237 295 218 156 1133
326 Electronic Digital Logic Circuitry 205 166 194 264 294 1123
353 Optics: Image Projectors 198 168 270 262 217 1115
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 165 148 261 248 285 1107
239 Fluid Sprinkling, Spraying, and Diffusing 312 239 252 146 149 1098
423 Chemistry of Inorganic Compounds 239 211 259 173 208 1090
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 55 158 253 235 388 1089
720 Dynamic Optical Information Storage or Retrieval 178 207 245 222 228 1080
396 Photography 316 163 170 137 293 1079
606 Surgery (instruments) 267 178 236 206 162 1049
072 Metal Deforming 196 138 263 238 190 1025
242 Winding, Tensioning, or Guiding 208 223 205 185 164 985
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 224 157 185 195 209 970
363 Electric Power Conversion Systems 180 164 222 194 208 968
331 Oscillators 182 149 199 209 205 944
415 Rotary Kinetic Fluid Motors or Pumps 180 183 200 197 162 922
473 Games Using Tangible Projectile 184 154 221 205 155 919
384 Bearings 205 184 195 174 158 916
198 Conveyors: Power-Driven 245 145 169 169 187 915
204 Chemistry: Electrical and Wave Energy 253 175 161 164 158 911
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 205 190 180 182 147 904
271 Sheet Feeding or Delivering 173 151 152 158 268 902
323 Electricity: Power Supply or Regulation Systems 124 152 204 220 193 893
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 156 129 224 196 183 888
248 Supports (e.g., for holding articles, etc.) 196 151 144 198 183 872
053 Package Making 213 170 183 121 180 867
188 Brakes 153 177 179 172 175 856
084 Music 136 130 168 189 224 847
417 Pumps 255 154 196 111 128 844
717 DP: Software Development, Installation, and Management (Data Processing) 121 110 198 196 206 831
426 Food or Edible Material: Processes, Compositions, and Products 264 140 169 133 104 810
206 Special Receptacle or Package 167 175 178 118 169 807
015 Brushing, Scrubbing, and General Cleaning 191 150 124 174 159 798
400 Typewriting Machines 178 160 184 153 114 789
222 Dispensing (apparatus and process) 201 168 160 153 97 779
052 Static Structures (e.g., Buildings) 220 203 152 108 95 778
081 Tools 123 164 221 159 108 775
148 Metal Treatment 233 143 128 126 141 771
251 Valves and Valve Actuation 186 180 194 105 105 770
351 Optics: Eye Examining, Vision Testing and Correcting 157 102 122 178 195 754
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 134 98 175 185 162 754
033 Geometrical Instruments 150 140 145 157 154 746
475 Planetary Gear Transmission Systems or Components 141 140 154 163 146 744
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 193 145 175 116 105 734
192 Clutches and Power-Stop Control 195 150 165 114 107 731
307 Electrical Transmission or Interconnection Systems 163 71 145 169 175 723
118 Coating Apparatus 185 155 120 112 146 718
380 Cryptography 88 82 148 189 206 713
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 82 109 193 128 165 677
336 Inductor Devices 121 154 131 126 141 673
726 Information Security 64 56 129 179 241 669
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 127 92 132 165 146 662
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 178 120 148 118 97 661
477 Interrelated Power Delivery Controls, Including Engine Control 133 131 116 134 129 643
436 Chemistry: Analytical and Immunological Testing 136 100 104 131 164 635
134 Cleaning and Liquid Contact with Solids 161 120 111 125 116 633
414 Material or Article Handling 157 127 136 93 103 616
162 Paper Making and Fiber Liberation 148 116 111 108 123 606
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 108 99 111 128 154 600
708 Arithmetic Processing and Calculating (Electrical Computers) 113 85 157 112 131 598
320 Electricity: Battery or Capacitor Charging or Discharging 145 99 111 101 139 595
463 Amusement Devices: Games 148 133 110 97 106 594
228 Metal Fusion Bonding 186 130 103 65 98 582
445 Electric Lamp or Space Discharge Component or Device Manufacturing 136 135 137 101 72 581
501 Compositions: Ceramic 135 110 121 112 103 581
482 Exercise Devices 136 94 129 102 110 571
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 172 110 88 97 86 553
164 Metal Founding 125 133 142 90 54 544
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 113 78 112 108 133 544
216 Etching a Substrate: Processes 98 83 114 120 128 543
440 Marine Propulsion 122 123 93 106 99 543
016 Miscellaneous Hardware 118 102 123 99 100 542
152 Resilient Tires and Wheels 122 105 117 108 88 540
285 Pipe Joints or Couplings 91 120 106 81 139 537
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 130 121 136 75 67 529
368 Horology: Time Measuring Systems or Devices 106 81 108 100 131 526
416 Fluid Reaction Surfaces (i.e., Impellers) 94 74 117 139 101 525
244 Aeronautics and Astronautics 140 90 105 100 84 519
083 Cutting 152 99 112 74 75 512
070 Locks 111 102 95 95 107 510
607 Surgery: Light, Thermal, and Electrical Application 87 97 115 114 92 505
030 Cutlery 131 97 89 99 78 494
474 Endless Belt Power Transmission Systems or Components 92 84 122 98 71 467
241 Solid Material Comminution or Disintegration 85 67 99 115 98 464
303 Fluid-Pressure and Analogous Brake Systems 89 100 94 83 96 462
055 Gas Separation 89 74 85 81 131 460
277 Seal for a Joint or Juncture 134 108 102 59 50 453
099 Foods and Beverages: Apparatus 130 98 81 56 84 449
290 Prime-Mover Dynamo Plants 79 103 77 75 114 448
034 Drying and Gas or Vapor Contact with Solids 96 102 100 52 96 446
401 Coating Implements with Material Supply 94 91 101 77 83 446
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 127 81 104 79 54 445
403 Joints and Connections 143 83 85 58 76 445
005 Beds 103 99 96 68 70 436
114 Ships 73 87 92 86 94 432
220 Receptacles 110 96 101 66 58 431
292 Closure Fasteners 83 76 81 101 90 431
433 Dentistry 76 85 110 99 60 430
418 Rotary Expansible Chamber Devices 86 66 86 85 106 429
024 Buckles, Buttons, Clasps, Etc. 95 56 100 85 92 428
175 Boring or Penetrating the Earth 68 70 96 103 91 428
002 Apparel 110 95 86 52 61 404
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 107 81 59 93 64 404
405 Hydraulic and Earth Engineering 104 68 91 63 77 403
065 Glass Manufacturing 110 78 96 51 63 398
173 Tool Driving or Impacting 82 73 78 57 83 373
227 Elongated-Member-Driving Apparatus 77 80 93 58 64 372
374 Thermal Measuring and Testing 79 81 84 51 77 372
725 Interactive Video Distribution Systems 68 51 109 64 77 369
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 45 45 79 88 107 364
119 Animal Husbandry 83 79 78 74 49 363
706 DP: Artificial Intelligence (Data Processing) 48 63 80 53 111 355
585 Chemistry of Hydrocarbon Compounds 51 63 57 90 89 350
095 Gas Separation: Processes 84 59 84 60 62 349
209 Classifying, Separating, and Assorting Solids 93 64 73 51 66 347
366 Agitating (e.g., of articles and materials) 77 72 65 50 78 342
138 Pipes and Tubular Conduits 74 86 96 36 45 337
092 Expansible Chamber Devices 73 63 56 78 63 333
160 Flexible or Portable Closure, Partition, or Panel 84 73 63 62 50 332
036 Boots, Shoes, and Leggings 100 63 59 53 56 331
367 Communications, Electrical: Acoustic Wave Systems and Devices 42 56 45 64 124 331
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 76 53 68 63 70 330
096 Gas Separation: Apparatus 63 57 53 67 88 328
312 Supports: Cabinet Structure 84 66 42 64 59 315
267 Spring Devices 65 46 75 65 62 313
004 Baths, Closets, Sinks, and Spittoons 93 61 68 56 33 311
409 Gear Cutting, Milling, or Planing 58 51 61 85 52 307
049 Movable or Removable Closures 89 66 72 36 38 301
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 83 58 66 56 36 299
504 Plant Protecting and Regulating Compositions 88 79 58 36 35 296
112 Sewing 77 65 57 49 46 294
181 Acoustics 80 61 33 47 67 288
139 Textiles: Weaving 47 75 82 31 47 282
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 65 53 45 41 69 273
446 Amusement Devices: Toys 90 53 42 41 43 269
056 Harvesters 62 58 52 43 53 268
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 47 37 55 41 85 265
066 Textiles: Knitting 62 60 55 49 37 263
454 Ventilation 66 59 48 42 34 249
208 Mineral Oils: Processes and Products 54 37 36 60 61 248
261 Gas and Liquid Contact Apparatus 52 44 49 56 46 247
100 Presses 59 42 60 33 50 244
431 Combustion 79 69 47 27 21 243
211 Supports: Racks 64 51 53 47 26 241
091 Motors: Expansible Chamber Type 59 37 49 56 35 236
040 Card, Picture, or Sign Exhibiting 51 52 25 53 53 234
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 77 32 39 38 47 233
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 32 38 65 42 55 232
270 Sheet-Material Associating 48 27 44 42 64 225
407 Cutters, for Shaping 52 45 44 39 45 225
102 Ammunition and Explosives 62 44 43 35 40 224
408 Cutting by Use of Rotating Axially Moving Tool 25 43 55 52 49 224
392 Electric Resistance Heating Devices 35 54 59 41 33 222
434 Education and Demonstration 72 56 44 19 24 215
057 Textiles: Spinning, Twisting, and Twining 46 38 59 28 42 213
177 Weighing Scales 46 33 51 38 44 212
273 Amusement Devices: Games 47 40 40 41 38 206
126 Stoves and Furnaces 58 60 30 31 26 205
254 Implements or Apparatus for Applying Pushing or Pulling Force 37 37 41 36 53 204
404 Road Structure, Process, or Apparatus 42 39 41 43 32 197
601 Surgery: Kinesitherapy 37 32 47 46 34 196
068 Textiles: Fluid Treating Apparatus 19 23 25 55 73 195
338 Electrical Resistors 32 34 55 39 33 193
602 Surgery: Splint, Brace, or Bandage 34 35 39 41 37 186
144 Woodworking 41 25 51 35 32 184
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 55 34 37 26 30 182
135 Tent, Canopy, Umbrella, or Cane 48 34 24 36 38 180
322 Electricity: Single Generator Systems 46 18 35 51 30 180
301 Land Vehicles: Wheels and Axles 49 33 37 25 35 179
136 Batteries: Thermoelectric and Photoelectric 66 30 22 32 27 177
221 Article Dispensing 62 27 35 25 25 174
294 Handling: Hand and Hoist-Line Implements 24 25 41 46 36 172
089 Ordnance 39 31 30 44 26 170
037 Excavating 43 45 36 26 16 166
132 Toilet 29 24 45 37 29 164
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 56 35 24 26 22 163
269 Work Holders 37 27 36 23 28 151
266 Metallurgical Apparatus 44 22 18 26 40 150
293 Vehicle Fenders 31 37 23 29 30 150
215 Bottles and Jars 35 25 45 21 22 148
337 Electricity: Electrothermally or Thermally Actuated Switches 42 15 38 27 25 147
376 Induced Nuclear Reactions: Processes, Systems, and Elements 45 49 13 17 22 146
108 Horizontally Supported Planar Surfaces 46 26 37 15 21 145
042 Firearms 35 30 27 24 27 143
047 Plant Husbandry 37 24 31 29 16 137
110 Furnaces 41 39 28 15 12 135
432 Heating 38 29 23 20 25 135
419 Powder Metallurgy Processes 38 22 29 24 20 133
452 Butchering 20 15 33 33 29 130
082 Turning (e.g., for metal working) 32 30 31 15 21 129
420 Alloys or Metallic Compositions 55 28 13 14 19 129
494 Imperforate Bowl: Centrifugal Separators 26 23 33 22 23 127
182 Fire Escape, Ladder, or Scaffold 38 29 33 16 5 121
224 Package and Article Carriers 37 24 19 26 15 121
236 Automatic Temperature and Humidity Regulation 30 27 27 25 12 121
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 25 30 16 21 28 120
028 Textiles: Manufacturing 29 15 22 24 29 119
122 Liquid Heaters and Vaporizers 30 31 18 18 21 118
048 Gas: Heating and Illuminating 16 12 26 27 33 114
104 Railways 32 24 13 20 25 114
172 Earth Working 34 27 25 15 12 113
410 Freight Accommodation On Freight Carrier 28 14 31 17 21 111
203 Distillation: Processes, Separatory 24 20 24 22 20 110
044 Fuel and Related Compositions 28 16 12 21 31 108
105 Railway Rolling Stock 16 33 20 18 20 107
131 Tobacco 46 17 10 21 13 107
279 Chucks or Sockets 19 38 14 23 13 107
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 40 24 17 14 10 105
483 Tool Changing 19 10 26 27 23 105
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 26 21 26 16 16 105
194 Check-Actuated Control Mechanisms 25 27 20 20 12 104
229 Envelopes, Wrappers, and Paperboard Boxes 12 26 25 20 21 104
441 Buoys, Rafts, and Aquatic Devices 23 21 24 21 14 103
051 Abrasive Tool Making Process, Material, or Composition 33 21 17 17 13 101
043 Fishing, Trapping, and Vermin Destroying 25 23 22 16 12 98
038 Textiles: Ironing or Smoothing 23 11 27 15 20 96
125 Stone Working 15 25 28 14 14 96
184 Lubrication 23 20 16 18 19 96
019 Textiles: Fiber Preparation 20 20 22 11 21 94
212 Traversing Hoists 11 8 17 27 28 91
305 Wheel Substitutes for Land Vehicles 19 21 20 18 13 91
059 Chain, Staple, and Horseshoe Making 14 11 18 20 26 89
111 Planting 11 16 17 22 20 86
507 Earth Boring, Well Treating, and Oil Field Chemistry 22 13 12 19 19 85
124 Mechanical Guns and Projectors 18 12 9 25 19 83
299 Mining or In Situ Disintegration of Hard Material 14 17 13 12 27 83
116 Signals and Indicators 22 16 14 10 19 81
460 Crop Threshing or Separating 18 21 22 13 6 80
476 Friction Gear Transmission Systems or Components 19 22 15 14 10 80
512 Perfume Compositions 17 11 17 24 10 79
014 Bridges 23 11 17 14 13 78
332 Modulators 13 11 16 23 15 78
383 Flexible Bags 20 14 14 17 11 76
249 Static Molds 15 15 20 16 9 75
169 Fire Extinguishers 21 14 18 10 11 74
450 Foundation Garments 15 10 12 15 21 73
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 14 6 16 17 17 70
492 Roll or Roller 24 16 9 12 8 69
505 Superconductor Technology: Apparatus, Material, Process 26 12 12 11 7 68
223 Apparel Apparatus 17 14 13 10 11 65
453 Coin Handling 15 7 16 14 12 64
472 Amusement Devices 21 19 9 5 10 64
329 Demodulators 18 15 11 7 10 61
226 Advancing Material of Indeterminate Length 18 9 7 13 12 59
256 Fences 18 16 4 5 13 56
406 Conveyors: Fluid Current 8 15 10 9 14 56
237 Heating Systems 14 12 15 4 8 53
283 Printed Matter 22 5 8 6 11 52
063 Jewelry 11 9 9 9 11 49
225 Severing by Tearing or Breaking 9 15 14 4 6 48
352 Optics: Motion Pictures 16 13 5 8 4 46
007 Compound Hand Tools 12 9 11 9 1 42
149 Explosive and Thermic Compositions or Charges 10 23 6 0 3 42
202 Distillation: Apparatus 9 10 9 5 9 42
246 Railway Switches and Signals 8 7 9 14 4 42
140 Wireworking 11 3 13 8 6 41
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 21 14 0 0 4 39
373 Industrial Electric Heating Furnaces 14 8 10 4 2 38
588 Hazardous or Toxic Waste Destruction or Containment 5 8 12 7 6 38
190 Trunks and Hand-Carried Luggage 9 8 4 8 6 35
157 Wheelwright Machines 3 5 7 11 8 34
054 Harness for Working Animal 7 4 7 10 5 33
238 Railways: Surface Track 10 8 7 4 4 33
388 Electricity: Motor Control Systems 7 2 8 6 10 33
071 Chemistry: Fertilizers 10 1 5 6 10 32
127 Sugar, Starch, and Carbohydrates 11 4 8 6 3 32
300 Brush, Broom, and Mop Making 11 5 2 6 8 32
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 8 5 4 7 8 32
076 Metal Tools and Implements, Making 9 6 6 4 5 30
412 Bookbinding: Process and Apparatus 9 5 2 6 8 30
191 Electricity: Transmission To Vehicles 6 10 6 4 0 26
087 Textiles: Braiding, Netting, and Lace Making 3 1 7 8 4 23
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 5 3 3 3 9 23
178 Telegraphy 6 4 8 3 1 22
193 Conveyors, Chutes, Skids, Guides, and Ways 2 2 4 9 5 22
023 Chemistry: Physical Processes 5 7 4 0 5 21
159 Concentrating Evaporators 6 4 6 2 2 20
232 Deposit and Collection Receptacles 3 4 1 6 5 19
281 Books, Strips, and Leaves 5 2 6 4 2 19
413 Sheet Metal Container Making 3 7 4 1 4 19
086 Ammunition and Explosive-Charge Making 2 5 1 5 5 18
026 Textiles: Cloth Finishing 2 5 3 5 2 17
109 Safes, Bank Protection, or a Related Device 3 3 3 4 3 16
001 ** Classification Undetermined ** 1 3 1 6 2 13
012 Boot and Shoe Making 4 2 2 1 4 13
027 Undertaking 1 0 3 5 4 13
234 Selective Cutting (e.g., Punching) 2 2 6 1 2 13
213 Railway Draft Appliances 4 1 2 1 4 12
298 Land Vehicles: Dumping 6 1 2 2 1 12
069 Leather Manufactures 4 6 0 0 1 11
168 Farriery 6 2 0 2 1 11
201 Distillation: Processes, Thermolytic 1 4 4 0 2 11
150 Purses, Wallets, and Protective Covers 3 2 1 3 0 9
171 Unearthing Plants or Buried Objects 4 4 1 0 0 9
260 Chemistry of Carbon Compounds 1 2 0 1 5 9
289 Knots and Knot Tying 3 2 0 3 0 8
334 Tuners 1 2 2 0 1 6
346 Recorders 2 3 0 1 0 6
186 Merchandising 1 0 0 3 0 4
245 Wire Fabrics and Structure 0 0 2 1 1 4
185 Motors: Spring, Weight, or Animal Powered 2 1 0 0 0 3
291 Track Sanders 0 2 0 0 1 3
449 Bee Culture (propagating, raising, caring for bees) 0 1 0 0 2 3
462 Books, Strips, and Leaves for Manifolding 1 0 1 0 1 3
314 Electric Lamp and Discharge Devices: Consumable Electrodes 1 0 1 0 0 2
079 Button Making 0 0 1 0 0 1
196 Mineral Oils: Apparatus 0 0 1 0 0 1
231 Whips and Whip Apparatus 0 0 0 0 1 1
276 Typesetting 1 0 0 0 0 1
278 Land Vehicles: Animal Draft Appliances 0 1 0 0 0 1
295 Railway Wheels and Axles 1 0 0 0 0 1
ALL ALL CLASSES 80020 69169 83949 77756 80271 391165


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