U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

U.S. COLLEGES AND UNIVERSITIES-
UTILITY PATENT GRANTS,
CALENDAR YEARS 1969-2000

- this report has been prepared with support from the National Science Foundation -


BREAKOUT BY TECHNOLOGY CLASS -
PATENTS DISTRIBUTED BY CALENDAR YEAR OF PATENT APPLICATION

NUMBER OF UTILITY PATENTS ASSIGNED ANNUALLY
TO U.S. COLLEGES AND UNIVERSITIES

- Explanation of Data -

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

This Summary Table Displays Patent Counts By Technology Class For
Patents Granted To:

ALL U.S. UNIVERSITIES

( count of patent grants, as distributed by calendar year of patent application )
( technology class is determined by the primary patent classification - see 'Explanation of Data' )
 
Class Class Title PRE_1980 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 356 78 82 97 92 131 134 135 166 192 202 227 226 275 377 489 774 474 475 300 98 1 5381
435 Chemistry: Molecular Biology and Microbiology 187 49 54 68 71 95 92 87 106 111 123 138 162 228 349 547 721 441 468 270 61 1 4429
532 Organic Compounds (includes Classes 532-570) 418 40 43 40 52 67 50 62 74 89 104 91 119 135 164 181 218 137 174 94 40 3 2395
128 Surgery (includes Class 600) 135 21 23 23 20 20 22 41 35 60 47 62 67 64 95 76 101 82 104 66 16 0 1180
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 38 15 19 21 22 23 24 29 38 34 46 35 39 52 64 107 130 72 78 49 9 0 944
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 119 9 9 12 10 17 27 23 15 36 45 53 57 59 65 81 84 69 68 44 19 0 921
250 Radiant Energy 99 9 10 15 8 10 12 18 33 33 41 39 39 50 48 55 51 55 50 35 7 0 717
073 Measuring and Testing 142 8 11 14 18 22 15 18 17 27 24 35 28 34 32 34 46 41 42 27 10 0 645
324 Electricity: Measuring and Testing 55 12 8 7 12 13 18 21 20 40 41 28 37 39 27 38 45 38 31 15 4 0 549
359 Optics: Systems (Including Communication) and Elements 69 12 2 8 7 13 8 11 18 14 28 22 23 28 18 30 34 49 38 42 14 0 488
436 Chemistry: Analytical and Immunological Testing 89 11 13 16 17 11 16 13 10 12 16 14 20 24 26 40 29 39 33 15 5 1 470
356 Optics: Measuring and Testing 51 6 8 6 14 10 15 15 14 18 29 20 11 20 17 23 32 36 42 31 11 0 429
204 Chemistry: Electrical and Wave Energy 61 5 9 7 5 6 6 9 18 14 30 28 23 27 30 23 31 37 21 13 4 0 407
210 Liquid Purification or Separation 63 9 5 6 9 10 11 7 8 19 25 24 24 30 25 22 28 22 29 21 4 0 401
372 Coherent Light Generators 39 4 6 9 10 7 11 9 14 22 25 19 22 29 20 26 33 26 22 17 5 0 375
427 Coating Processes 20 3 5 2 3 7 4 9 18 14 23 31 17 29 28 32 40 29 29 18 14 0 375
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 4 2 1 1 2 1 1 1 4 5 4 10 10 10 10 54 93 68 56 32 3 0 372
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 31 4 3 5 9 4 8 5 6 19 25 23 17 31 26 33 37 35 25 11 8 0 365
604 Surgery (Medicators and Receptors) 25 9 9 12 8 12 10 16 18 15 17 25 25 28 22 22 38 20 16 17 1 0 365
428 Stock Material or Miscellaneous Articles 37 7 10 3 2 4 11 9 10 14 14 20 11 15 26 34 37 34 38 18 6 0 360
606 Surgery (instruments) 26 7 4 7 7 9 10 9 11 11 18 14 13 17 22 31 29 26 41 16 7 0 335
438 Semiconductor Device Manufacturing: Process 20 6 5 7 5 9 7 9 15 15 14 16 15 16 24 26 29 29 29 12 5 0 313
426 Food or Edible Material: Processes, Compositions, and Products 74 7 4 8 9 7 2 8 4 11 8 22 10 19 19 22 24 10 19 11 6 0 304
423 Chemistry of Inorganic Compounds 72 5 9 5 3 3 6 5 7 13 13 17 17 11 19 20 25 16 9 12 6 1 294
378 X-Ray or Gamma Ray Systems or Devices 50 8 7 2 5 8 1 9 9 8 12 8 17 11 14 15 18 15 18 14 2 0 251
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 31 5 3 3 3 5 5 9 8 11 13 18 14 14 12 12 14 16 16 21 2 0 235
382 Image Analysis 7 0 1 1 1 2 4 5 11 6 4 14 15 16 12 24 29 35 24 10 0 0 221
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 40 3 5 3 6 10 9 10 5 11 15 6 11 10 12 10 9 19 10 3 6 1 214
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 29 7 6 4 7 2 6 7 8 9 8 10 7 15 16 6 13 10 24 12 3 0 209
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 23 1 4 5 4 9 5 2 10 7 10 8 12 12 15 10 22 16 18 12 2 0 207
385 Optical Waveguides 11 5 8 4 8 6 6 7 9 11 8 6 8 9 10 11 17 22 19 15 2 0 202
607 Surgery: Light, Thermal, and Electrical Application 24 4 3 5 8 12 8 8 7 6 7 8 10 6 10 10 9 15 15 16 4 0 195
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 0 0 0 0 14 28 22 22 24 23 16 15 11 8 7 2 1 0 193
252 Compositions 23 3 2 6 4 3 2 4 2 6 10 11 4 15 10 12 11 19 9 9 1 0 166
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 15 1 3 1 2 4 7 3 3 7 5 12 7 17 10 18 10 9 13 10 3 0 160
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 13 0 3 2 4 4 1 3 1 6 3 7 5 15 12 12 22 17 19 7 0 0 156
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 21 3 3 3 6 5 2 2 9 3 1 3 5 9 11 11 13 13 12 14 1 1 151
310 Electrical Generator or Motor Structure 38 1 0 6 1 2 5 2 5 4 7 9 5 6 7 6 9 9 13 8 3 0 146
702 DP: Measuring, Calibrating, or Testing (Data Processing) 4 1 2 1 0 3 4 7 5 9 3 9 13 8 7 11 15 12 10 2 2 0 128
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 12 2 3 2 3 7 2 4 10 7 5 5 5 9 4 8 16 3 6 4 0 0 117
365 Static Information Storage and Retrieval 36 1 0 2 5 2 3 5 6 5 2 5 7 9 4 7 5 3 2 6 1 0 116
348 Television 21 0 1 0 1 6 2 5 9 5 8 10 2 13 4 8 3 9 7 1 0 0 115
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 19 1 1 1 2 0 1 0 2 3 4 7 3 6 12 9 15 12 10 6 0 0 114
062 Refrigeration 18 3 3 5 2 1 2 3 5 6 5 4 5 6 7 8 5 8 5 8 2 0 111
219 Electric Heating 17 2 1 2 1 1 1 5 4 3 10 5 3 6 6 13 6 7 8 6 2 0 109
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 8 3 4 2 3 4 5 1 1 4 8 0 2 11 2 9 12 16 9 4 1 0 109
148 Metal Treatment 15 1 0 1 3 8 3 0 3 3 3 4 10 6 10 9 11 4 8 2 0 0 104
700 DP: Generic Control Systems or Specific Applications (Data Processing) 3 2 3 1 1 1 1 1 4 5 7 5 6 3 12 9 15 18 5 2 0 0 104
708 Arithmetic Processing and Calculating (Electrical Computers) 22 3 3 1 4 8 3 3 2 5 6 8 3 8 4 7 3 4 3 2 0 0 102
501 Compositions: Ceramic 6 2 0 0 3 0 4 4 6 8 8 9 11 4 5 7 6 6 4 8 0 0 101
209 Classifying, Separating, and Assorting Solids 31 1 5 1 3 1 2 5 3 7 5 7 6 3 3 1 2 6 3 2 2 0 99
333 Wave Transmission Lines and Networks 29 0 2 4 2 2 1 2 2 2 4 7 7 4 1 5 6 4 10 3 0 0 97
504 Plant Protecting and Regulating Compositions 12 0 2 1 0 3 2 5 8 5 3 9 6 6 5 6 5 5 6 2 1 0 92
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 19 3 1 3 1 0 4 3 4 4 0 7 3 8 3 5 9 4 6 2 1 0 90
375 Pulse or Digital Communications 8 0 2 1 2 2 0 0 4 3 6 8 5 9 10 9 7 6 2 6 0 0 90
315 Electric Lamp and Discharge Devices: Systems 21 0 2 2 3 3 0 4 1 2 6 1 1 2 7 10 7 7 3 4 3 0 89
318 Electricity: Motive Power Systems 15 2 2 0 0 0 1 3 3 1 5 6 5 6 10 11 8 6 3 0 2 0 89
136 Batteries: Thermoelectric and Photoelectric 25 7 5 7 1 3 0 1 0 3 1 0 1 0 5 6 6 3 3 5 2 0 84
216 Etching a Substrate: Processes 3 1 0 0 0 0 1 1 7 4 4 6 2 5 6 7 9 8 11 6 1 0 82
340 Communications: Electrical 17 1 1 2 1 1 1 4 1 4 2 3 7 6 5 4 4 6 4 6 1 0 81
370 Multiplex Communications 5 0 1 1 3 0 2 2 3 3 1 1 7 3 13 8 3 8 9 3 1 0 77
367 Communications, Electrical: Acoustic Wave Systems and Devices 17 0 0 2 0 0 0 2 1 4 2 3 7 7 3 2 2 10 7 6 1 0 76
343 Communications: Radio Wave Antennas 25 1 1 0 1 0 0 1 2 1 1 1 5 9 4 3 4 6 6 3 1 0 75
349 Liquid Crystal Cells, Elements and Systems 2 0 0 1 0 0 2 1 2 2 3 4 2 8 7 7 11 5 10 5 1 0 73
585 Chemistry of Hydrocarbon Compounds 13 0 0 0 2 1 2 1 5 5 1 1 7 6 6 9 6 4 1 2 1 0 73
060 Power Plants 15 3 1 1 0 0 2 0 3 1 1 0 4 6 3 6 9 4 3 7 3 0 72
434 Education and Demonstration 24 1 2 0 2 0 1 0 4 1 2 1 0 3 2 5 0 13 8 2 1 0 72
363 Electric Power Conversion Systems 13 1 3 2 0 1 0 3 2 5 2 2 6 5 4 7 4 4 2 4 1 0 71
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 6 3 0 0 2 2 0 1 1 3 4 0 5 3 3 7 11 9 6 4 0 0 70
313 Electric Lamp and Discharge Devices 11 1 1 0 0 0 2 1 1 0 0 1 1 1 4 7 4 11 17 6 0 0 69
095 Gas Separation: Processes 10 1 2 0 2 2 3 2 2 2 2 5 5 9 3 2 1 3 6 6 0 0 68
106 Compositions: Coating or Plastic 12 2 0 2 0 1 3 0 3 2 0 1 3 4 6 7 7 7 6 2 0 0 68
119 Animal Husbandry 12 0 3 1 1 2 5 5 3 7 2 4 1 3 5 2 2 2 6 2 0 0 68
341 Coded Data Generation or Conversion 9 0 0 1 0 1 0 2 4 6 2 3 4 5 6 5 3 4 7 4 2 0 68
029 Metal Working 8 2 0 1 0 2 1 1 1 2 4 5 3 5 5 7 4 8 4 3 1 0 67
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 19 1 0 0 1 1 1 1 2 2 2 6 4 8 4 2 4 1 3 3 1 0 66
361 Electricity: Electrical Systems and Devices 12 0 1 0 1 1 0 0 3 2 2 3 1 7 6 8 3 8 4 1 1 0 64
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 0 0 1 2 0 1 4 2 6 2 4 2 2 7 8 4 4 6 2 2 0 62
351 Optics: Eye Examining, Vision Testing and Correcting 8 0 0 1 1 3 2 4 4 3 2 3 1 3 4 1 1 5 2 8 5 0 61
052 Static Structures (e.g., Buildings) 8 3 1 1 0 1 1 1 2 1 2 1 5 3 2 5 4 7 9 2 1 0 60
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 3 1 1 2 2 0 1 2 2 3 3 2 2 3 1 13 5 6 7 1 0 0 60
433 Dentistry 15 0 1 0 0 1 3 2 6 5 2 1 1 2 2 4 4 2 3 4 2 0 60
706 DP: Artificial Intelligence (Data Processing) 2 0 0 0 0 0 0 0 2 4 3 7 3 8 9 6 7 6 3 0 0 0 60
056 Harvesters 43 1 3 2 0 1 1 0 2 1 0 1 0 1 0 0 0 1 2 0 0 0 59
123 Internal-Combustion Engines 14 0 3 1 1 2 2 3 1 3 4 2 5 0 4 3 2 6 2 1 0 0 59
374 Thermal Measuring and Testing 9 1 2 3 2 4 1 1 2 4 3 3 2 3 3 2 4 2 3 3 1 0 58
714 Error Detection/Correction and Fault Detection/Recovery 5 1 0 1 1 1 2 0 3 2 4 5 3 4 3 3 6 5 5 3 0 0 57
044 Fuel and Related Compositions 4 1 4 4 7 1 4 3 0 3 3 3 1 0 1 3 5 1 4 1 1 0 54
047 Plant Husbandry 11 1 4 5 2 2 0 1 0 2 2 0 3 2 2 5 5 3 3 0 0 0 53
074 Machine Element or Mechanism 15 0 1 2 0 0 1 2 1 2 2 5 3 3 3 2 5 4 1 1 0 0 53
118 Coating Apparatus 8 3 0 2 0 2 1 3 0 1 2 4 1 2 1 3 2 5 6 4 3 0 53
405 Hydraulic and Earth Engineering 10 1 0 2 1 0 1 2 3 0 1 2 3 5 2 3 4 3 2 4 0 0 49
417 Pumps 13 1 2 0 0 0 2 2 3 0 5 2 1 3 4 1 1 5 1 2 1 0 49
419 Powder Metallurgy Processes 2 0 0 1 2 1 0 1 0 3 1 4 3 3 7 5 5 3 3 3 2 0 49
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 2 0 0 0 0 1 1 0 0 1 0 0 1 4 3 8 6 9 8 3 1 0 48
381 Electrical Audio Signal Processing Systems and Devices 8 3 1 2 3 4 1 0 1 4 2 2 1 0 3 3 3 2 2 2 0 0 47
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 0 0 1 0 0 0 0 2 2 1 3 4 0 5 3 7 4 7 4 3 0 47
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 3 0 0 0 2 0 0 2 0 5 1 4 2 1 4 4 2 7 6 3 1 0 47
239 Fluid Sprinkling, Spraying, and Diffusing 5 2 1 0 0 1 4 0 1 1 1 1 0 1 1 3 7 4 9 3 1 0 46
165 Heat Exchange 6 1 2 1 0 2 1 1 1 5 5 4 2 4 1 2 1 3 2 0 1 0 45
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 4 0 0 0 0 0 2 1 0 1 2 3 3 4 4 7 3 8 0 1 2 0 45
084 Music 7 1 0 2 0 2 1 0 0 1 2 2 0 1 6 6 2 2 5 3 1 0 44
137 Fluid Handling 20 0 0 1 2 1 1 1 1 1 0 0 1 1 1 2 1 5 2 3 0 0 44
244 Aeronautics 11 1 0 0 3 1 0 0 1 0 3 1 5 3 2 3 1 1 2 5 1 0 44
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 0 0 0 0 0 0 0 0 1 1 1 4 4 5 4 3 3 9 8 0 0 44
455 Telecommunications 10 0 0 1 1 1 0 0 0 1 0 1 0 2 3 7 7 4 4 0 0 0 42
376 Induced Nuclear Reactions: Processes, Systems, and Elements 9 1 0 1 2 3 0 1 0 0 1 5 1 0 6 0 2 2 4 2 0 0 40
601 Surgery: Kinesitherapy 4 0 2 0 0 2 0 0 3 4 2 3 0 0 2 5 7 2 1 3 0 0 40
126 Stoves and Furnaces 24 2 2 2 1 2 0 0 0 0 1 1 0 1 0 0 2 0 1 0 0 0 39
331 Oscillators 14 0 1 0 1 2 0 1 0 2 2 3 1 1 0 1 4 1 3 0 1 0 38
588 Hazardous or Toxic Waste Destruction or Containment 1 1 0 0 1 0 0 0 0 0 1 0 1 4 8 4 4 5 5 2 1 0 38
164 Metal Founding 8 1 1 0 1 1 0 0 1 2 1 1 0 2 2 3 2 4 1 4 0 0 35
280 Land Vehicles 3 4 3 2 3 2 0 4 0 0 1 1 2 0 2 1 4 0 1 1 1 0 35
307 Electrical Transmission or Interconnection Systems 12 1 0 0 0 0 0 0 1 0 1 1 2 2 5 2 0 1 4 3 0 0 35
330 Amplifiers 13 0 0 0 0 1 1 3 0 0 2 2 3 3 3 2 1 0 0 1 0 0 35
134 Cleaning and Liquid Contact with Solids 5 2 3 0 2 0 0 0 2 2 0 2 0 2 2 0 4 5 1 1 1 0 34
326 Electronic Digital Logic Circuitry 6 0 0 0 0 0 0 0 3 1 1 1 2 1 4 2 4 1 4 3 1 0 34
096 Gas Separation: Apparatus 12 1 1 0 1 1 1 1 1 1 1 0 1 1 1 4 1 2 1 1 0 0 33
180 Motor Vehicles 2 0 0 0 0 0 1 0 1 1 1 1 3 2 1 5 4 4 4 3 0 0 33
208 Mineral Oils: Processes and Products 5 4 1 1 2 2 2 1 0 1 0 0 2 3 2 1 1 1 2 0 2 0 33
065 Glass Manufacturing 8 0 0 0 1 0 2 2 2 4 2 2 1 0 0 1 2 0 0 4 1 0 32
127 Sugar, Starch, and Carbohydrates 5 2 4 2 1 1 0 0 0 0 0 1 2 0 4 3 2 3 0 1 0 0 31
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 6 4 1 0 3 1 1 1 1 1 2 2 0 3 1 1 0 2 0 1 0 0 31
414 Material or Article Handling 11 1 0 1 1 0 1 2 3 1 3 0 1 1 1 1 1 0 0 1 1 0 31
711 Memory (Electrical Computers and Digital Processing Systems) 8 0 0 0 0 0 1 1 1 2 1 0 0 3 1 4 3 1 4 1 0 0 31
241 Solid Material Comminution or Disintegration 10 1 0 0 0 1 0 2 0 1 0 3 2 0 6 0 3 0 1 0 0 0 30
360 Dynamic Magnetic Information Storage or Retrieval 16 0 0 0 0 0 0 0 2 0 0 1 0 0 0 0 1 3 5 1 1 0 30
420 Alloys or Metallic Compositions 7 1 0 1 3 1 0 1 2 1 0 2 0 1 2 2 0 3 0 0 0 0 27
602 Surgery: Splint, Brace, or Bandage 6 0 2 0 0 6 1 1 2 0 2 1 2 1 2 1 0 0 0 0 0 0 27
071 Chemistry: Fertilizers 4 0 0 0 2 4 1 0 3 1 0 1 0 1 0 1 2 2 2 2 0 0 26
162 Paper Making and Fiber Liberation 2 1 0 0 2 0 1 2 0 1 0 3 1 1 4 2 2 1 3 0 0 0 26
366 Agitating (e.g., of articles and materials) 5 1 0 1 1 0 1 0 0 0 0 2 1 1 2 1 2 1 3 4 0 0 26
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 4 1 0 1 0 1 1 0 1 1 0 0 1 2 2 1 1 2 1 4 0 1 25
323 Electricity: Power Supply or Regulation Systems 4 0 0 1 0 0 0 0 0 2 0 0 2 2 4 1 0 5 1 2 1 0 25
369 Dynamic Information Storage or Retrieval 0 0 0 1 0 0 0 0 2 0 1 0 4 1 1 2 3 2 7 0 1 0 25
451 Abrading 5 0 0 0 0 0 0 2 0 1 0 1 2 0 1 3 3 3 4 0 0 0 25
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 1 0 0 1 1 1 1 1 1 3 0 2 0 1 2 6 2 1 1 0 0 25
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 2 2 0 2 1 0 1 1 0 1 0 1 1 0 0 5 2 2 0 2 1 0 24
710 Input/Output (Electrical Computers and Digital Processing Systems) 3 0 1 1 0 1 0 2 0 2 3 0 0 4 0 0 1 1 4 1 0 0 24
072 Metal Deforming 8 1 0 0 0 0 0 0 0 0 0 0 0 1 1 2 3 0 2 5 0 0 23
110 Furnaces 2 2 1 2 3 2 0 0 1 0 0 1 1 1 2 1 2 0 1 1 0 0 23
198 Conveyors: Power-Driven 7 1 0 5 1 0 0 0 0 0 1 0 0 1 1 5 0 1 0 0 0 0 23
222 Dispensing (apparatus and process) 8 0 0 2 0 0 1 0 1 2 0 1 2 0 1 0 0 0 5 0 0 0 23
482 Exercise Devices 1 1 0 1 1 3 2 1 1 3 1 2 0 0 0 2 0 1 1 1 1 0 23
111 Planting 7 0 1 2 1 2 1 0 2 2 1 1 1 1 0 0 0 0 0 0 0 0 22
174 Electricity: Conductors and Insulators 5 0 0 0 0 1 0 1 0 1 2 0 1 1 2 1 3 2 2 0 0 0 22
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 5 0 1 0 0 0 0 1 0 2 1 1 4 1 1 2 2 1 0 0 0 0 22
404 Road Structure, Process, or Apparatus 0 0 0 0 0 0 0 0 1 0 1 2 1 4 3 4 2 1 0 3 0 0 22
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 0 0 2 0 1 0 1 1 0 2 4 2 2 4 2 1 0 0 22
104 Railways 11 0 0 0 3 0 2 2 0 1 0 0 0 0 1 1 0 0 0 0 0 0 21
228 Metal Fusion Bonding 2 0 0 0 0 0 0 0 1 1 1 1 0 3 3 3 2 2 2 0 0 0 21
338 Electrical Resistors 8 2 0 0 0 0 0 1 0 3 1 2 0 1 1 1 0 0 0 1 0 0 21
431 Combustion 3 0 0 0 1 0 0 1 0 1 1 0 1 0 3 2 0 3 4 1 0 0 21
713 Support (Electrical Computers and Digital Processing Systems) 1 0 0 1 0 1 0 0 0 1 0 1 1 0 3 3 1 3 4 1 0 0 21
380 Cryptography 6 1 1 0 0 0 0 0 0 2 0 1 0 2 0 0 0 4 2 1 0 0 20
034 Drying and Gas or Vapor Contact with Solids 7 0 0 0 2 0 1 0 0 0 0 1 0 1 0 2 0 0 3 1 1 0 19
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 2 0 0 0 0 0 0 0 1 0 1 1 1 0 3 1 2 4 2 1 0 0 19
188 Brakes 5 0 0 1 0 0 0 0 0 0 1 1 1 0 1 3 1 2 2 0 0 0 18
294 Handling: Hand and Hoist-Line Implements 1 0 1 0 1 0 0 1 2 1 2 3 1 0 2 2 0 1 0 0 0 0 18
048 Gas: Heating and Illuminating 9 1 1 1 0 1 0 0 0 0 0 0 0 0 0 1 0 2 1 0 0 0 17
102 Ammunition and Explosives 1 0 0 0 0 0 0 1 0 1 0 2 0 2 2 0 3 2 2 1 0 0 17
358 Facsimile and Static Presentation Processing 1 0 0 1 0 0 0 0 1 2 1 2 1 1 1 4 2 0 0 0 0 0 17
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 4 4 4 1 2 0 17
099 Foods and Beverages: Apparatus 3 1 1 0 0 1 1 0 0 0 0 1 1 1 0 0 3 1 1 1 0 0 16
415 Rotary Kinetic Fluid Motors or Pumps 2 0 0 0 1 0 0 0 0 0 0 0 1 0 0 3 2 1 5 1 0 0 16
439 Electrical Connectors 0 0 0 0 2 1 0 1 1 0 0 0 0 0 1 0 3 1 3 3 0 0 16
002 Apparel 1 1 3 0 0 0 0 1 1 1 0 1 1 0 1 0 0 1 2 1 0 0 15
089 Ordnance 0 0 0 0 1 1 1 0 3 2 1 1 1 0 1 1 0 1 1 0 0 0 15
203 Distillation: Processes, Separatory 2 2 1 0 0 1 0 3 1 0 0 3 0 1 0 0 1 0 0 0 0 0 15
206 Special Receptacle or Package 1 0 0 0 0 0 0 2 2 3 1 0 1 1 1 1 0 0 0 1 1 0 15
277 Seal for a Joint or Juncture 0 0 0 0 0 0 0 0 3 1 2 0 1 0 1 2 1 2 1 1 0 0 15
406 Conveyors: Fluid Current 10 1 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 1 0 0 0 15
717 DP: Software Development, Installation, and Management (Data Processing) 1 0 0 0 0 0 0 0 0 1 1 0 0 0 2 2 0 3 4 1 0 0 15
043 Fishing, Trapping, and Vermin Destroying 2 0 0 1 1 0 0 0 1 1 0 0 1 1 1 1 1 1 2 0 0 0 14
131 Tobacco 6 0 0 0 0 0 1 1 1 2 0 0 0 0 2 1 0 0 0 0 0 0 14
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 0 0 1 0 1 1 0 0 0 1 0 0 1 1 0 0 0 1 2 0 0 14
200 Electricity: Circuit Makers and Breakers 0 0 0 1 0 0 0 2 0 1 1 0 1 1 2 0 1 2 0 1 1 0 14
452 Butchering 6 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 2 0 1 1 0 14
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 0 0 1 0 2 0 2 0 0 0 0 1 0 2 1 1 1 3 0 0 14
033 Geometrical Instruments 2 0 0 1 0 2 0 0 0 1 0 0 0 0 2 0 2 2 1 0 0 0 13
175 Boring or Penetrating the Earth 4 4 0 0 1 0 0 0 0 1 0 0 0 1 0 0 1 1 0 0 0 0 13
181 Acoustics 2 3 0 0 1 0 0 1 0 0 0 3 0 0 0 0 0 1 1 1 0 0 13
251 Valves and Valve Actuation 3 0 0 1 0 0 1 1 1 1 0 0 2 0 1 0 0 1 1 0 0 0 13
320 Electricity: Battery or Capacitor Charging or Discharging 1 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 1 3 1 4 0 0 13
379 Telephonic Communications 1 0 0 2 0 1 2 0 1 1 2 0 1 0 0 1 0 1 0 0 0 0 13
171 Unearthing Plants or Buried Objects 9 0 0 0 1 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 12
248 Supports (e.g., for holding articles, etc.) 2 0 1 0 0 0 0 0 0 2 0 2 1 1 1 1 0 1 0 0 0 0 12
362 Illumination 3 0 0 0 0 0 0 0 1 0 1 2 0 0 1 1 1 1 0 0 1 0 12
005 Beds 3 0 0 1 0 0 1 0 0 1 0 1 0 0 0 0 1 1 0 2 0 0 11
055 Gas Separation 2 1 0 0 0 0 0 0 0 0 2 0 1 2 1 1 1 0 0 0 0 0 11
172 Earth Working 7 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 11
403 Joints and Connections 2 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 3 1 2 0 0 11
460 Crop Threshing or Separating 9 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 11
015 Brushing, Scrubbing, and General Cleaning 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 0 10
083 Cutting 4 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 2 0 1 0 0 10
108 Horizontally Supported Planar Surfaces 3 2 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 2 0 0 10
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 2 0 0 0 0 0 0 1 0 0 0 1 1 0 1 3 1 0 0 0 0 0 10
266 Metallurgical Apparatus 0 0 0 0 0 0 0 0 1 0 1 0 0 2 3 0 1 0 1 0 1 0 10
322 Electricity: Single Generator Systems 1 0 0 1 1 0 0 0 2 0 0 1 0 0 1 0 0 2 0 1 0 0 10
355 Photocopying 1 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 3 1 1 0 0 0 10
384 Bearings 3 0 0 0 0 0 1 2 0 0 0 1 1 0 0 2 0 0 0 0 0 0 10
445 Electric Lamp or Space Discharge Component or Device Manufacturing 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 3 1 1 0 10
473 Games Using Tangible Projectile 3 0 0 0 0 0 1 0 2 0 0 0 0 1 1 0 0 1 0 1 0 0 10
144 Woodworking 2 2 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 1 0 9
236 Automatic Temperature and Humidity Regulation 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 3 0 1 0 1 0 0 9
297 Chairs and Seats 1 0 0 0 0 0 0 0 1 0 0 1 0 0 1 2 0 1 0 2 0 0 9
347 Incremental Printing of Symbolic Information 3 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 4 0 0 0 9
368 Horology: Time Measuring Systems or Devices 5 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 1 1 0 0 0 9
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 0 1 0 0 0 1 0 1 1 0 0 2 1 0 0 1 1 0 0 9
019 Textiles: Fiber Preparation 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 4 0 0 0 0 8
082 Turning (e.g., for metal working) 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 2 2 1 0 0 0 8
114 Ships 3 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 1 0 8
122 Liquid Heaters and Vaporizers 2 0 1 0 0 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 8
178 Telegraphy 6 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 8
221 Article Dispensing 2 0 1 2 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 8
242 Winding, Tensioning, or Guiding 3 0 0 0 0 0 2 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 8
261 Gas and Liquid Contact Apparatus 2 1 0 0 0 1 0 0 0 0 1 0 0 2 0 0 1 0 0 0 0 0 8
290 Prime-Mover Dynamo Plants 4 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 0 0 0 8
299 Mining or In Situ Disintegration of Hard Material 4 0 0 0 1 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 8
332 Modulators 3 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 2 0 0 0 8
396 Photography 3 1 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0 0 8
416 Fluid Reaction Surfaces (i.e., Impellers) 1 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 1 0 1 2 0 0 8
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 5 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 8
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 0 0 0 0 0 0 0 1 1 0 2 0 0 0 1 1 1 0 0 7
296 Land Vehicles: Bodies and Tops 2 1 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 0 0 7
092 Expansible Chamber Devices 0 1 0 1 0 0 2 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 6
138 Pipes and Tubular Conduits 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2 1 0 0 6
211 Supports: Racks 2 1 0 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 6
220 Receptacles 1 0 0 0 1 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0 0 6
256 Fences 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 1 1 1 0 0 6
312 Supports: Cabinet Structure 4 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 6
392 Electric Resistance Heating Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 2 0 1 0 6
409 Gear Cutting, Milling, or Planing 2 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 6
454 Ventilation 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 0 6
023 Chemistry: Physical Processes 2 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 5
051 Abrasive Tool Making Process, Material, or Composition 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 5
053 Package Making 3 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 5
081 Tools 0 0 0 0 0 0 0 1 0 1 0 0 0 0 2 0 0 0 1 0 0 0 5
100 Presses 3 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
112 Sewing 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 2 0 0 0 0 5
159 Concentrating Evaporators 1 0 0 2 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 5
260 Chemistry of Carbon Compounds 1 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 0 0 0 0 0 0 5
285 Pipe Joints or Couplings 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 0 0 5
386 Television Signal Processing for Dynamic Recording or Reproducing 2 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 5
418 Rotary Expansible Chamber Devices 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
432 Heating 1 0 2 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 5
440 Marine Propulsion 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 1 0 1 5
474 Endless Belt Power Transmission Systems or Components 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 1 0 0 1 0 5
037 Excavating 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 4
070 Locks 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 4
139 Textiles: Weaving 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 4
168 Farriery 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 0 0 0 0 4
173 Tool Driving or Impacting 2 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
177 Weighing Scales 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 4
202 Distillation: Apparatus 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 4
249 Static Molds 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 4
279 Chucks or Sockets 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 4
283 Printed Matter 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 4
329 Demodulators 3 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 4
336 Inductor Devices 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 4
353 Optics: Image Projectors 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 4
373 Industrial Electric Heating Furnaces 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 4
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 1 0 0 4
001 ** Classification Undetermined ** 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 3
014 Bridges 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0 0 0 3
076 Metal Tools and Implements, Making 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 3
091 Motors: Expansible Chamber Type 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 3
101 Printing 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3
132 Toilet 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 3
135 Tent, Canopy, Umbrella, or Cane 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 3
149 Explosive and Thermic Compositions or Charges 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 3
169 Fire Extinguishers 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 3
215 Bottles and Jars 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 3
267 Spring Devices 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 3
273 Amusement Devices: Games 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 3
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 3
352 Optics: Motion Pictures 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 3
400 Typewriting Machines 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 3
449 Bee Culture (propagating, raising, caring for bees) 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 3
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 3
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 3
725 Interactive Video Distribution Systems 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 3
004 Baths, Closets, Sinks, and Spittoons 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2
024 Buckles, Buttons, Clasps, Etc. 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2
027 Undertaking 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2
040 Card, Picture, or Sign Exhibiting 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
054 Harness (for animals) 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 2
116 Signals and Indicators 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
194 Check-Actuated Control Mechanisms 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
201 Distillation: Processes, Thermolytic 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2
223 Apparel Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2
238 Railways: Surface Track 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
254 Implements or Apparatus for Applying Pushing or Pulling Force 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
269 Work Holders 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2
292 Closure Fasteners 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2
293 Vehicle Fenders 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2
346 Recorders 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2
407 Cutters, for Shaping 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 2
463 Amusement Devices: Games 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
494 Imperforate Bowl: Centrifugal Separators 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2
016 Miscellaneous Hardware 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
028 Textiles: Manufacturing 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
124 Mechanical Guns and Projectors 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
125 Stone Working 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
152 Resilient Tires and Wheels 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
182 Fire Escape, Ladder, or Scaffold 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
184 Lubrication 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
185 Motors: Spring, Weight, or Animal Powered 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
192 Clutches and Power-Stop Control 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
225 Severing by Tearing or Breaking 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
289 Knots and Knot Tying 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
301 Land Vehicles: Wheels and Axles 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
399 Electrophotography 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
410 Freight Accommodation On Freight Carrier 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
472 Amusement Devices 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
475 Planetary Gear Transmission Systems or Components 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
512 Perfume Compositions 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
ALL ALL CLASSES 3956 524 527 588 625 743 734 829 1035 1264 1364 1500 1511 1850 2187 2753 3429 2660 2676 1688 491 11 32945



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Last Modified: May 22, 2002