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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2006 - 2010 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

CALIFORNIA

( 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 2006 2007 2008 2009 2010 Total
370 Multiplex Communications 888 727 940 1192 1596 5343
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 612 617 682 824 1189 3924
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 718 652 629 714 985 3698
707 DP: Database and File Management or Data Structures (Data Processing) 493 423 455 677 1210 3258
455 Telecommunications 587 512 477 563 760 2899
438 Semiconductor Device Manufacturing: Process 622 582 472 504 715 2895
435 Chemistry: Molecular Biology and Microbiology 585 532 488 487 677 2769
375 Pulse or Digital Communications 535 462 446 494 639 2576
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 541 452 416 451 620 2480
345 Computer Graphics Processing and Selective Visual Display Systems 496 388 333 419 518 2154
714 Error Detection/Correction and Fault Detection/Recovery 418 404 401 414 497 2134
365 Static Information Storage and Retrieval 414 420 417 440 428 2119
711 Memory (Electrical Computers and Digital Processing Systems) 443 374 384 345 395 1941
360 Dynamic Magnetic Information Storage or Retrieval 469 422 351 343 340 1925
713 Support (Electrical Computers and Digital Processing Systems) 337 315 352 356 468 1828
382 Image Analysis 301 277 347 387 469 1781
128 Surgery (includes Class 600) 311 303 304 330 510 1758
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 212 186 258 336 743 1735
606 Surgery (instruments) 279 255 194 212 394 1334
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 240 220 195 278 397 1330
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 327 231 243 263 259 1323
250 Radiant Energy 287 255 275 241 246 1304
356 Optics: Measuring and Testing 301 251 292 229 230 1303
385 Optical Waveguides 374 267 242 200 161 1244
532 Organic Compounds (includes Classes 532-570) 228 191 273 246 292 1230
359 Optical: Systems and Elements 277 236 231 212 254 1210
361 Electricity: Electrical Systems and Devices 208 234 218 223 271 1154
710 Input/Output (Electrical Computers and Digital Processing Systems) 269 188 207 216 268 1148
324 Electricity: Measuring and Testing 265 196 205 203 237 1106
340 Communications: Electrical 235 208 204 196 237 1080
702 DP: Measuring, Calibrating, or Testing (Data Processing) 254 202 171 176 257 1060
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 168 277 278 132 182 1037
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 280 207 171 174 199 1031
348 Television 200 157 185 199 277 1018
326 Electronic Digital Logic Circuitry 195 203 205 192 206 1001
717 DP: Software Development, Installation, and Management (Data Processing) 209 181 163 152 260 965
726 Information Security 119 135 137 214 307 912
604 Surgery (Medicators and Receptors) 163 126 132 152 308 881
607 Surgery: Light, Thermal, and Electrical Application 203 193 108 153 223 880
439 Electrical Connectors 165 127 165 161 186 804
341 Coded Data Generation or Conversion 173 140 159 140 150 762
029 Metal Working 170 156 132 139 158 755
073 Measuring and Testing 155 145 159 122 116 697
473 Games Using Tangible Projectile 127 126 112 127 162 654
330 Amplifiers 155 145 104 108 126 638
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 124 98 102 118 181 623
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 134 128 121 110 121 614
700 DP: Generic Control Systems or Specific Applications (Data Processing) 134 111 100 108 152 605
379 Telephonic Communications 126 117 89 112 156 600
362 Illumination 147 120 98 95 133 593
372 Coherent Light Generators 142 110 92 111 116 571
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 140 102 107 104 108 561
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 99 98 107 120 136 560
398 Optical Communications 93 110 96 116 113 528
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 85 81 107 94 140 507
428 Stock Material or Miscellaneous Articles 105 101 75 93 122 496
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 104 80 89 107 112 492
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 78 88 103 84 129 482
725 Interactive Video Distribution Systems 81 62 53 117 159 472
323 Electricity: Power Supply or Regulation Systems 87 92 79 99 114 471
358 Facsimile and Static Presentation Processing 84 85 87 112 97 465
343 Communications: Radio Wave Antennas 96 76 82 87 112 453
380 Cryptography 67 87 65 101 110 430
436 Chemistry: Analytical and Immunological Testing 64 82 74 93 91 404
331 Oscillators 86 79 63 80 90 398
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 73 77 62 71 115 398
280 Land Vehicles 80 77 66 78 92 393
427 Coating Processes 53 57 71 83 129 393
706 DP: Artificial Intelligence (Data Processing) 34 50 48 102 157 391
210 Liquid Purification or Separation 68 86 77 77 75 383
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 94 84 52 51 97 378
204 Chemistry: Electrical and Wave Energy 81 77 61 59 96 374
482 Exercise Devices 68 61 56 74 115 374
381 Electrical Audio Signal Processing Systems and Devices 77 73 59 73 91 373
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 67 50 66 74 82 339
451 Abrading 151 80 31 30 44 336
333 Wave Transmission Lines and Networks 75 61 69 59 70 334
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 66 46 49 65 103 329
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 73 56 54 55 85 323
708 Arithmetic Processing and Calculating (Electrical Computers) 79 53 58 50 72 312
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 56 74 66 57 57 310
084 Music 42 65 65 61 76 309
351 Optics: Eye Examining, Vision Testing and Correcting 43 54 72 68 64 301
310 Electrical Generator or Motor Structure 60 51 48 65 66 290
378 X-Ray or Gamma Ray Systems or Devices 54 44 57 62 68 285
363 Electric Power Conversion Systems 53 45 55 56 66 275
052 Static Structures (e.g., Buildings) 56 45 32 57 82 272
315 Electric Lamp and Discharge Devices: Systems 54 55 60 50 48 267
248 Supports (e.g., for holding articles, etc.) 49 43 39 51 81 263
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 46 44 34 47 87 258
137 Fluid Handling 70 47 40 37 61 255
219 Electric Heating 70 68 32 33 52 255
347 Incremental Printing of Symbolic Information 47 69 43 48 47 254
244 Aeronautics and Astronautics 56 53 41 43 56 249
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 51 56 30 47 58 242
174 Electricity: Conductors and Insulators 63 44 49 40 40 236
206 Special Receptacle or Package 46 44 51 42 51 234
060 Power Plants 70 40 26 42 53 231
118 Coating Apparatus 37 31 44 35 62 209
386 Motion Video Signal Processing for Recording or Reproducing 26 49 50 38 45 208
433 Dentistry 68 48 34 20 35 205
216 Etching a Substrate: Processes 51 40 39 37 37 204
134 Cleaning and Liquid Contact with Solids 44 46 35 36 42 203
062 Refrigeration 46 51 30 33 38 198
296 Land Vehicles: Bodies and Tops 50 53 32 24 34 193
318 Electricity: Motive Power Systems 37 38 35 33 47 190
320 Electricity: Battery or Capacitor Charging or Discharging 24 19 22 56 62 183
002 Apparel 47 33 31 25 46 182
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 33 25 27 23 73 181
015 Brushing, Scrubbing, and General Cleaning 31 26 44 30 45 176
033 Geometrical Instruments 30 34 33 31 43 171
446 Amusement Devices: Toys 31 29 23 37 48 168
423 Chemistry of Inorganic Compounds 27 26 20 36 58 167
005 Beds 43 25 28 21 45 162
307 Electrical Transmission or Interconnection Systems 20 22 22 42 54 160
123 Internal-Combustion Engines 33 28 29 29 40 159
297 Chairs and Seats 32 31 36 31 29 159
369 Dynamic Information Storage or Retrieval 35 27 33 31 33 159
273 Amusement Devices: Games 31 24 34 28 37 154
220 Receptacles 41 22 16 32 37 148
239 Fluid Sprinkling, Spraying, and Diffusing 36 32 28 20 30 146
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 26 35 19 28 34 142
119 Animal Husbandry 33 21 26 23 31 134
222 Dispensing (apparatus and process) 41 24 18 10 36 129
165 Heat Exchange 54 27 13 15 18 127
396 Photography 11 8 24 30 51 124
602 Surgery: Splint, Brace, or Bandage 35 20 12 21 36 124
313 Electric Lamp and Discharge Devices 35 18 21 22 27 123
353 Optics: Image Projectors 21 23 39 21 17 121
004 Baths, Closets, Sinks, and Spittoons 26 21 27 18 25 117
040 Card, Picture, or Sign Exhibiting 26 20 29 14 28 117
463 Amusement Devices: Games 22 12 21 15 47 117
135 Tent, Canopy, Umbrella, or Cane 23 21 11 25 36 116
136 Batteries: Thermoelectric and Photoelectric 15 16 12 29 42 114
414 Material or Article Handling 18 16 17 26 36 113
290 Prime-Mover Dynamo Plants 33 20 14 23 21 111
180 Motor Vehicles 15 19 20 20 33 107
434 Education and Demonstration 38 20 12 23 13 106
252 Compositions 18 17 25 17 28 105
114 Ships 35 25 19 14 11 104
355 Photocopying 28 21 25 14 14 102
426 Food or Edible Material: Processes, Compositions, and Products 27 16 12 18 24 97
036 Boots, Shoes, and Leggings 18 16 16 16 30 96
601 Surgery: Kinesitherapy 31 24 20 11 9 95
336 Inductor Devices 23 18 11 20 21 93
404 Road Structure, Process, or Apparatus 19 13 28 12 21 93
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 22 20 17 12 20 91
441 Buoys, Rafts, and Aquatic Devices 26 22 17 11 15 91
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 23 19 16 13 18 89
081 Tools 27 28 8 9 16 88
200 Electricity: Circuit Makers and Breakers 24 14 19 15 16 88
030 Cutlery 23 9 17 11 27 87
405 Hydraulic and Earth Engineering 26 15 13 13 19 86
208 Mineral Oils: Processes and Products 14 10 25 17 19 85
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 12 11 13 14 35 85
095 Gas Separation: Processes 15 14 14 18 23 84
349 Liquid Crystal Cells, Elements and Systems 11 22 14 20 17 84
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 15 13 14 20 17 79
417 Pumps 21 15 19 8 15 78
070 Locks 19 18 13 10 17 77
374 Thermal Measuring and Testing 18 8 13 18 20 77
106 Compositions: Coating or Plastic 14 17 10 13 22 76
294 Handling: Hand and Hoist-Line Implements 18 18 10 15 15 76
053 Package Making 17 16 17 16 9 75
401 Coating Implements with Material Supply 21 20 9 10 14 74
102 Ammunition and Explosives 20 11 14 18 10 73
224 Package and Article Carriers 12 14 13 6 28 73
228 Metal Fusion Bonding 19 6 14 15 18 72
251 Valves and Valve Actuation 27 10 6 14 15 72
211 Supports: Racks 21 15 13 10 12 71
367 Communications, Electrical: Acoustic Wave Systems and Devices 11 14 12 21 13 71
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 11 24 12 9 14 70
099 Foods and Beverages: Apparatus 13 15 18 6 16 68
024 Buckles, Buttons, Clasps, Etc. 18 11 15 8 15 67
042 Firearms 10 7 18 10 20 65
285 Pipe Joints or Couplings 13 9 10 15 18 65
072 Metal Deforming 21 11 12 12 7 63
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 13 11 9 15 14 62
188 Brakes 12 15 8 15 11 61
254 Implements or Apparatus for Applying Pushing or Pulling Force 25 4 18 5 9 61
399 Electrophotography 6 10 6 10 29 61
415 Rotary Kinetic Fluid Motors or Pumps 23 11 6 7 14 61
043 Fishing, Trapping, and Vermin Destroying 11 14 12 7 16 60
124 Mechanical Guns and Projectors 16 5 13 9 16 59
181 Acoustics 7 13 14 15 10 59
198 Conveyors: Power-Driven 12 13 14 12 8 59
366 Agitating (e.g., of articles and materials) 15 10 16 11 7 59
160 Flexible or Portable Closure, Partition, or Panel 14 15 11 7 11 58
074 Machine Element or Mechanism 14 12 11 9 11 57
368 Horology: Time Measuring Systems or Devices 8 10 17 12 10 57
384 Bearings 18 6 14 10 8 56
016 Miscellaneous Hardware 18 6 7 11 13 55
292 Closure Fasteners 15 13 7 6 13 54
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 11 8 12 15 8 54
126 Stoves and Furnaces 16 5 7 7 17 52
132 Toilet 9 20 8 10 5 52
312 Supports: Cabinet Structure 15 9 7 10 11 52
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 9 11 8 8 15 51
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 4 6 7 10 23 50
242 Winding, Tensioning, or Guiding 14 8 13 9 5 49
431 Combustion 14 12 6 9 8 49
108 Horizontally Supported Planar Surfaces 8 8 11 10 11 48
475 Planetary Gear Transmission Systems or Components 4 20 11 5 8 48
148 Metal Treatment 11 11 4 14 7 47
585 Chemistry of Hydrocarbon Compounds 9 6 6 16 10 47
047 Plant Husbandry 7 7 5 9 18 46
034 Drying and Gas or Vapor Contact with Solids 19 6 11 4 4 44
096 Gas Separation: Apparatus 6 8 8 8 14 44
101 Printing 13 4 5 7 13 42
221 Article Dispensing 11 14 5 6 6 42
400 Typewriting Machines 14 12 5 3 8 42
209 Classifying, Separating, and Assorting Solids 7 12 9 4 8 40
416 Fluid Reaction Surfaces (i.e., Impellers) 14 7 5 7 7 40
440 Marine Propulsion 16 8 6 4 6 40
476 Friction Gear Transmission Systems or Components 13 14 8 1 4 40
089 Ordnance 8 4 1 11 15 39
175 Boring or Penetrating the Earth 8 8 5 9 9 39
269 Work Holders 15 7 3 2 12 39
392 Electric Resistance Heating Devices 12 8 4 3 11 38
182 Fire Escape, Ladder, or Scaffold 15 11 5 3 3 37
055 Gas Separation 4 7 12 9 4 36
229 Envelopes, Wrappers, and Paperboard Boxes 9 7 5 8 7 36
376 Induced Nuclear Reactions: Processes, Systems, and Elements 6 4 2 15 9 36
271 Sheet Feeding or Delivering 8 5 8 6 8 35
044 Fuel and Related Compositions 5 6 5 9 9 34
083 Cutting 11 6 4 4 9 34
403 Joints and Connections 10 1 12 5 6 34
227 Elongated-Member-Driving Apparatus 4 8 4 5 12 33
301 Land Vehicles: Wheels and Axles 11 3 5 8 5 32
056 Harvesters 8 4 4 5 9 30
138 Pipes and Tubular Conduits 4 4 2 7 13 30
261 Gas and Liquid Contact Apparatus 9 2 3 8 8 30
450 Foundation Garments 2 2 7 9 10 30
116 Signals and Indicators 10 7 3 6 3 29
241 Solid Material Comminution or Disintegration 7 5 7 4 6 29
472 Amusement Devices 8 4 4 2 11 29
125 Stone Working 8 10 4 1 5 28
169 Fire Extinguishers 6 6 5 2 9 28
215 Bottles and Jars 3 13 1 7 4 28
410 Freight Accommodation On Freight Carrier 6 3 7 5 7 28
236 Automatic Temperature and Humidity Regulation 7 6 7 2 5 27
332 Modulators 2 1 2 8 13 26
144 Woodworking 6 4 3 6 6 25
720 Dynamic Optical Information Storage or Retrieval 5 0 8 7 5 25
063 Jewelry 10 6 4 1 3 24
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 6 6 6 3 3 24
445 Electric Lamp or Space Discharge Component or Device Manufacturing 8 3 5 3 5 24
223 Apparel Apparatus 6 8 4 2 3 23
338 Electrical Resistors 7 4 3 2 7 23
048 Gas: Heating and Illuminating 0 4 5 6 6 21
065 Glass Manufacturing 3 3 7 3 5 21
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 1 5 3 4 8 21
104 Railways 3 4 3 3 8 21
110 Furnaces 7 4 3 3 4 21
352 Optics: Motion Pictures 9 2 5 3 2 21
408 Cutting by Use of Rotating Axially Moving Tool 8 6 2 2 3 21
152 Resilient Tires and Wheels 2 5 5 5 3 20
412 Bookbinding: Process and Apparatus 5 2 3 3 7 20
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 7 1 3 5 4 20
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 5 7 8 20
001 ** Classification Undetermined ** 2 4 3 1 9 19
082 Turning (e.g., for metal working) 2 2 7 3 4 18
100 Presses 5 2 3 5 3 18
322 Electricity: Single Generator Systems 2 4 7 3 2 18
383 Flexible Bags 3 3 4 4 4 18
249 Static Molds 7 4 3 1 2 17
277 Seal for a Joint or Juncture 3 3 5 3 3 17
454 Ventilation 2 4 2 4 5 17
150 Purses, Wallets, and Protective Covers 1 4 1 5 5 16
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 2 6 1 2 5 16
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 3 3 4 1 4 15
049 Movable or Removable Closures 2 2 5 4 2 15
164 Metal Founding 6 2 2 5 0 15
173 Tool Driving or Impacting 3 5 0 5 2 15
190 Trunks and Hand-Carried Luggage 3 3 3 4 2 15
409 Gear Cutting, Milling, or Planing 4 4 1 3 3 15
419 Powder Metallurgy Processes 4 2 3 4 2 15
256 Fences 5 2 2 2 3 14
225 Severing by Tearing or Breaking 5 4 2 1 1 13
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 4 4 4 0 1 13
474 Endless Belt Power Transmission Systems or Components 2 2 0 2 7 13
051 Abrasive Tool Making Process, Material, or Composition 3 4 2 1 2 12
054 Harness for Working Animal 3 3 2 4 0 12
131 Tobacco 4 1 0 3 4 12
267 Spring Devices 4 1 2 1 4 12
501 Compositions: Ceramic 4 3 0 1 4 12
092 Expansible Chamber Devices 2 3 1 2 3 11
202 Distillation: Apparatus 3 0 1 3 4 11
270 Sheet-Material Associating 4 0 2 5 0 11
281 Books, Strips, and Leaves 0 2 2 2 5 11
329 Demodulators 3 1 2 3 2 11
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 4 2 1 0 4 11
432 Heating 2 3 3 1 2 11
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 1 4 2 3 11
477 Interrelated Power Delivery Controls, Including Engine Control 4 1 2 1 3 11
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 2 2 2 1 4 11
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 1 0 0 1 9 11
122 Liquid Heaters and Vaporizers 1 3 4 0 2 10
172 Earth Working 3 0 0 3 4 10
177 Weighing Scales 1 5 1 1 2 10
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 1 3 2 3 10
012 Boot and Shoe Making 4 0 1 1 3 9
014 Bridges 2 1 5 1 0 9
192 Clutches and Power-Stop Control 1 2 0 3 3 9
232 Deposit and Collection Receptacles 3 3 1 1 1 9
337 Electricity: Electrothermally or Thermally Actuated Switches 2 3 0 1 3 9
452 Butchering 3 1 1 3 1 9
007 Compound Hand Tools 4 1 0 2 1 8
027 Undertaking 1 2 1 3 1 8
111 Planting 2 1 1 2 2 8
112 Sewing 2 1 1 1 3 8
149 Explosive and Thermic Compositions or Charges 4 0 0 0 4 8
303 Fluid-Pressure and Analogous Brake Systems 3 0 1 2 2 8
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 2 2 0 3 8
505 Superconductor Technology: Apparatus, Material, Process 1 2 2 1 2 8
066 Textiles: Knitting 3 1 0 0 3 7
140 Wireworking 2 1 1 1 2 7
203 Distillation: Processes, Separatory 2 0 0 4 1 7
238 Railways: Surface Track 0 2 2 2 1 7
279 Chucks or Sockets 1 1 2 2 1 7
293 Vehicle Fenders 2 1 2 1 1 7
105 Railway Rolling Stock 0 0 1 4 1 6
283 Printed Matter 1 1 1 1 2 6
299 Mining or In Situ Disintegration of Hard Material 2 0 2 1 1 6
334 Tuners 2 1 1 1 1 6
406 Conveyors: Fluid Current 2 1 1 1 1 6
504 Plant Protecting and Regulating Compositions 0 2 1 1 2 6
037 Excavating 1 0 0 2 2 5
057 Textiles: Spinning, Twisting, and Twining 2 0 0 1 2 5
091 Motors: Expansible Chamber Type 4 0 0 1 0 5
194 Check-Actuated Control Mechanisms 1 1 1 0 2 5
212 Traversing Hoists 1 1 0 2 1 5
246 Railway Switches and Signals 1 2 1 0 1 5
418 Rotary Expansible Chamber Devices 1 0 2 1 1 5
420 Alloys or Metallic Compositions 1 0 2 0 2 5
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 3 0 1 0 1 5
494 Imperforate Bowl: Centrifugal Separators 1 0 0 2 2 5
588 Hazardous or Toxic Waste Destruction or Containment 1 2 0 0 2 5
038 Textiles: Ironing or Smoothing 1 1 1 1 0 4
059 Chain, Staple, and Horseshoe Making 1 0 2 0 1 4
139 Textiles: Weaving 4 0 0 0 0 4
157 Wheelwright Machines 0 2 0 0 2 4
168 Farriery 2 1 0 1 0 4
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 0 1 1 2 4
071 Chemistry: Fertilizers 0 2 0 0 1 3
086 Ammunition and Explosive-Charge Making 2 1 0 0 0 3
178 Telegraphy 0 1 1 1 0 3
184 Lubrication 1 0 2 0 0 3
191 Electricity: Transmission To Vehicles 2 0 1 0 0 3
289 Knots and Knot Tying 0 1 0 1 1 3
346 Recorders 1 1 1 0 0 3
388 Electricity: Motor Control Systems 1 0 1 0 1 3
023 Chemistry: Physical Processes 0 0 0 0 2 2
026 Textiles: Cloth Finishing 0 1 1 0 0 2
068 Textiles: Fluid Treating Apparatus 0 0 0 0 2 2
087 Textiles: Braiding, Netting, and Lace Making 1 0 1 0 0 2
109 Safes, Bank Protection, or a Related Device 0 0 1 0 1 2
162 Paper Making and Fiber Liberation 0 0 0 2 0 2
201 Distillation: Processes, Thermolytic 1 0 0 0 1 2
213 Railway Draft Appliances 0 0 2 0 0 2
407 Cutters, for Shaping 0 1 1 0 0 2
076 Metal Tools and Implements, Making 0 1 0 0 0 1
159 Concentrating Evaporators 0 0 0 0 1 1
171 Unearthing Plants or Buried Objects 1 0 0 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 0 1
231 Whips and Whip Apparatus 0 0 1 0 0 1
234 Selective Cutting (e.g., Punching) 1 0 0 0 0 1
266 Metallurgical Apparatus 1 0 0 0 0 1
298 Land Vehicles: Dumping 1 0 0 0 0 1
305 Wheel Substitutes for Land Vehicles 1 0 0 0 0 1
314 Electric Lamp and Discharge Devices: Consumable Electrodes 0 0 0 1 0 1
449 Bee Culture (propagating, raising, caring for bees) 1 0 0 0 0 1
462 Books, Strips, and Leaves for Manifolding 0 1 0 0 0 1
483 Tool Changing 0 0 1 0 0 1
512 Perfume Compositions 0 0 1 0 0 1
ALL ALL CLASSES 22275 19600 19182 20648 27337 109042


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