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 GRANT

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 grant )
( 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) 244 46 49 69 74 93 71 99 148 125 181 191 230 204 256 252 264 383 480 626 647 649 5381
435 Chemistry: Molecular Biology and Microbiology 121 25 33 42 39 44 44 61 87 86 114 107 111 148 175 203 232 342 496 667 683 569 4429
532 Organic Compounds (includes Classes 532-570) 327 39 62 39 28 37 49 54 58 50 77 95 93 121 122 130 151 133 165 174 211 180 2395
128 Surgery (includes Class 600) 96 17 13 22 15 26 20 26 30 33 45 53 51 67 60 75 79 76 71 93 105 107 1180
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 23 2 15 12 12 24 20 14 24 26 39 31 32 46 38 43 44 59 77 129 128 106 944
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 101 8 6 11 5 14 14 24 17 15 21 36 39 73 70 52 63 79 57 69 75 72 921
250 Radiant Energy 82 7 8 9 7 13 9 10 13 26 41 32 47 38 45 46 48 60 35 49 56 36 717
073 Measuring and Testing 119 9 10 11 11 16 23 19 20 11 33 22 22 25 35 38 28 22 50 32 44 45 645
324 Electricity: Measuring and Testing 44 3 5 10 7 9 7 15 28 23 42 30 31 21 36 31 29 57 30 27 35 29 549
359 Optics: Systems (Including Communication) and Elements 54 6 7 7 5 2 9 14 8 14 25 16 26 24 19 28 22 19 32 52 43 56 488
436 Chemistry: Analytical and Immunological Testing 59 15 12 6 11 20 18 7 15 13 16 9 10 22 25 22 28 21 22 37 40 42 470
356 Optics: Measuring and Testing 34 8 7 2 10 3 9 10 23 15 17 24 20 18 11 23 24 18 27 37 37 52 429
204 Chemistry: Electrical and Wave Energy 48 4 10 5 5 11 3 6 9 10 19 12 19 34 24 32 34 20 20 20 33 29 407
210 Liquid Purification or Separation 54 6 3 7 5 7 11 8 13 7 14 16 26 25 34 20 22 20 17 27 29 30 401
372 Coherent Light Generators 29 3 5 3 4 7 10 12 8 13 23 21 24 20 26 21 26 23 26 27 20 24 375
427 Coating Processes 14 5 1 5 2 2 4 8 5 7 14 19 21 28 21 38 28 22 25 31 37 38 375
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 4 0 2 0 0 1 2 1 1 1 2 0 4 10 4 8 8 30 61 67 88 78 372
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 20 6 3 2 4 4 5 10 8 3 12 20 24 24 17 35 27 25 25 36 28 27 365
604 Surgery (Medicators and Receptors) 13 5 7 5 8 8 9 14 16 22 10 19 16 27 18 27 30 17 22 29 23 20 365
428 Stock Material or Miscellaneous Articles 24 3 8 6 8 7 3 8 4 12 7 17 10 22 12 19 23 19 27 40 34 47 360
606 Surgery (instruments) 21 3 3 3 6 6 4 11 12 13 10 14 13 12 12 17 22 24 26 31 50 22 335
438 Semiconductor Device Manufacturing: Process 9 5 3 5 8 5 8 6 10 12 19 9 14 17 22 15 18 17 22 24 32 33 313
426 Food or Edible Material: Processes, Compositions, and Products 56 7 5 9 10 5 10 5 6 3 10 12 16 13 9 21 15 22 16 14 24 16 304
423 Chemistry of Inorganic Compounds 66 1 9 7 2 5 4 2 2 4 7 15 11 26 12 14 17 23 18 15 19 15 294
378 X-Ray or Gamma Ray Systems or Devices 42 4 1 9 2 5 7 3 8 4 14 8 10 15 16 8 19 16 12 16 15 17 251
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 21 6 6 2 4 2 6 1 4 6 11 11 21 16 13 9 11 11 17 18 16 23 235
382 Image Analysis 4 0 2 1 0 1 1 0 3 5 11 8 8 11 9 11 8 21 20 46 34 17 221
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 29 5 3 5 1 0 9 11 10 10 8 10 12 14 5 12 6 12 12 10 18 12 214
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 21 2 7 5 6 6 5 5 5 10 2 13 7 8 12 18 12 9 8 5 25 18 209
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 17 4 1 2 3 5 2 4 5 4 11 9 12 8 16 8 14 13 10 20 19 20 207
385 Optical Waveguides 5 5 0 0 3 6 10 4 5 17 11 11 8 7 8 13 9 9 15 18 16 22 202
607 Surgery: Light, Thermal, and Electrical Application 21 1 2 1 3 3 11 15 8 6 6 7 9 8 8 9 9 11 5 18 17 17 195
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 0 0 0 0 0 0 8 21 24 25 26 27 18 12 9 6 14 3 193
252 Compositions 16 4 2 4 1 3 4 7 2 3 5 1 11 8 10 9 12 15 11 13 14 11 166
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 8 3 4 3 1 1 3 5 6 3 2 5 9 10 16 6 9 15 8 16 9 18 160
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 13 0 0 0 2 1 0 5 4 2 4 1 6 2 9 7 14 14 14 27 12 19 156
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 13 3 4 2 4 4 8 1 2 5 8 2 3 3 3 9 12 10 13 11 16 15 151
310 Electrical Generator or Motor Structure 35 1 2 1 0 3 4 3 3 3 6 3 4 7 8 6 5 6 7 16 12 11 146
702 DP: Measuring, Calibrating, or Testing (Data Processing) 2 1 1 1 0 2 0 3 2 4 11 7 4 9 10 12 4 13 8 15 11 8 128
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 11 1 0 2 2 3 2 7 3 3 11 2 7 7 5 8 3 10 13 6 2 9 117
365 Static Information Storage and Retrieval 30 2 2 2 1 1 1 6 2 4 10 3 3 2 7 10 8 4 3 4 5 6 116
348 Television 19 2 0 0 0 2 0 2 6 10 6 3 8 8 8 7 9 3 4 5 7 6 115
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 18 1 0 1 0 0 2 0 1 1 3 5 4 6 5 7 7 17 10 11 11 4 114
062 Refrigeration 15 2 0 2 6 5 2 0 3 6 5 5 4 5 6 5 10 3 7 7 7 6 111
219 Electric Heating 13 1 2 2 1 2 2 2 4 2 4 3 8 3 7 6 8 7 6 8 11 7 109
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 8 0 0 4 3 1 2 5 5 2 3 4 1 4 2 9 5 11 8 9 11 12 109
148 Metal Treatment 12 0 2 2 0 2 6 3 2 2 4 3 2 2 14 7 12 3 6 10 6 4 104
700 DP: Generic Control Systems or Specific Applications (Data Processing) 2 0 1 0 2 3 1 1 1 1 6 2 6 6 6 5 5 10 10 26 6 4 104
708 Arithmetic Processing and Calculating (Electrical Computers) 19 1 2 1 2 4 2 1 5 6 8 5 3 6 5 7 5 7 4 3 4 2 102
501 Compositions: Ceramic 4 1 3 0 0 1 2 1 2 2 9 8 9 9 11 6 7 6 2 4 9 5 101
209 Classifying, Separating, and Assorting Solids 26 2 3 1 4 2 2 2 3 5 5 4 7 5 7 3 2 1 2 5 5 3 99
333 Wave Transmission Lines and Networks 24 3 2 2 0 4 1 2 3 1 2 2 5 7 8 2 4 4 3 6 10 2 97
504 Plant Protecting and Regulating Compositions 9 2 1 0 1 1 1 3 1 2 7 7 3 13 6 8 2 6 10 0 6 3 92
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 16 1 3 2 2 2 1 2 3 4 3 2 6 3 7 5 2 4 4 6 8 4 90
375 Pulse or Digital Communications 5 2 1 0 0 2 1 2 3 1 2 4 5 5 6 7 14 6 5 8 2 9 90
315 Electric Lamp and Discharge Devices: Systems 18 1 2 0 1 1 4 3 1 3 3 1 3 4 0 4 5 8 5 10 6 6 89
318 Electricity: Motive Power Systems 13 1 1 1 0 3 0 1 0 3 3 0 6 3 7 8 10 11 5 7 5 1 89
136 Batteries: Thermoelectric and Photoelectric 12 6 6 6 6 5 5 2 0 0 2 2 1 1 0 2 6 3 3 6 2 8 84
216 Etching a Substrate: Processes 3 0 0 0 1 0 0 0 2 1 6 5 6 2 1 5 11 5 5 6 9 14 82
340 Communications: Electrical 15 1 1 1 0 1 2 2 2 2 2 2 4 2 9 6 3 6 2 7 4 7 81
370 Multiplex Communications 4 1 0 0 0 0 1 4 0 3 3 3 1 2 5 4 13 8 3 3 7 12 77
367 Communications, Electrical: Acoustic Wave Systems and Devices 16 1 0 0 0 0 0 2 0 0 4 3 3 3 5 9 2 3 5 4 9 7 76
343 Communications: Radio Wave Antennas 23 0 2 1 0 1 1 0 0 0 3 1 1 3 3 7 6 4 3 5 5 6 75
349 Liquid Crystal Cells, Elements and Systems 2 0 0 0 0 0 0 1 2 0 1 2 6 3 5 3 6 9 6 8 12 7 73
585 Chemistry of Hydrocarbon Compounds 8 2 2 1 0 0 3 1 3 1 4 3 3 4 5 5 5 5 5 6 5 2 73
060 Power Plants 11 1 2 3 1 2 0 0 2 3 1 1 0 1 6 2 6 5 6 4 6 9 72
434 Education and Demonstration 22 1 1 1 1 1 0 1 1 3 2 2 1 1 1 1 2 3 1 11 7 8 72
363 Electric Power Conversion Systems 7 4 2 1 3 1 0 1 2 3 5 2 1 3 7 2 6 5 7 2 5 2 71
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 5 0 1 1 2 0 0 0 3 1 4 2 3 0 0 6 2 3 7 12 11 7 70
313 Electric Lamp and Discharge Devices 9 1 1 1 0 1 0 1 1 0 2 0 0 0 1 1 3 4 8 9 13 13 69
095 Gas Separation: Processes 8 0 2 1 2 0 2 1 3 4 1 3 3 7 7 5 0 3 0 5 6 5 68
106 Compositions: Coating or Plastic 9 2 1 2 2 0 1 1 1 0 4 2 0 0 4 6 8 6 5 8 4 2 68
119 Animal Husbandry 10 1 0 1 2 2 1 5 2 4 4 5 6 3 1 6 1 1 2 4 5 2 68
341 Coded Data Generation or Conversion 8 1 0 0 0 1 0 1 1 3 3 5 2 4 6 4 2 7 2 4 9 5 68
029 Metal Working 8 0 0 0 1 1 0 3 2 0 2 3 2 4 7 5 3 4 6 4 8 4 67
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 18 0 1 0 1 0 1 2 0 2 2 2 2 5 5 5 6 4 2 3 1 4 66
361 Electricity: Electrical Systems and Devices 11 1 0 0 1 0 0 2 0 0 3 3 4 1 2 4 4 6 8 4 8 2 64
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 0 0 0 0 0 0 2 1 1 4 2 3 5 3 3 2 10 4 4 5 10 62
351 Optics: Eye Examining, Vision Testing and Correcting 5 1 2 0 0 0 0 2 1 6 6 2 4 2 0 5 2 2 1 3 9 8 61
052 Static Structures (e.g., Buildings) 5 1 3 0 2 2 1 0 2 0 3 0 3 2 0 2 5 4 8 4 9 4 60
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 3 0 0 0 1 3 2 0 2 1 1 5 2 1 2 5 6 5 8 4 5 4 60
433 Dentistry 11 3 1 1 0 0 1 0 2 7 3 5 1 1 3 0 2 3 2 6 4 4 60
706 DP: Artificial Intelligence (Data Processing) 2 0 0 0 0 0 0 0 0 0 2 3 4 2 5 8 7 6 8 7 4 2 60
056 Harvesters 41 2 1 2 2 1 1 0 1 1 1 1 0 1 0 1 0 0 0 1 2 0 59
123 Internal-Combustion Engines 14 0 0 0 3 1 1 2 3 2 3 5 3 1 2 3 3 2 4 3 2 2 59
374 Thermal Measuring and Testing 7 0 2 0 1 5 1 4 1 2 6 2 1 6 1 3 1 0 3 5 1 6 58
714 Error Detection/Correction and Fault Detection/Recovery 4 0 1 1 0 1 1 0 2 2 2 2 2 3 3 3 6 5 3 7 2 7 57
044 Fuel and Related Compositions 1 1 2 2 2 8 3 2 6 1 2 2 2 4 0 0 2 6 2 0 2 4 54
047 Plant Husbandry 10 1 0 2 2 4 2 3 0 1 3 0 0 1 4 2 3 3 6 2 3 1 53
074 Machine Element or Mechanism 10 2 2 1 0 1 1 2 0 3 1 2 3 4 4 2 1 2 3 5 3 1 53
118 Coating Apparatus 8 0 0 3 1 0 0 4 1 1 1 0 1 6 1 2 2 2 2 5 4 9 53
405 Hydraulic and Earth Engineering 7 1 0 1 0 2 2 0 3 1 2 1 3 1 5 3 2 2 5 1 3 4 49
417 Pumps 8 4 1 1 1 1 0 2 0 2 2 1 5 1 4 3 2 0 2 1 2 6 49
419 Powder Metallurgy Processes 2 0 0 0 0 1 1 1 1 0 3 1 3 2 2 9 4 3 4 2 4 6 49
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 2 0 0 0 0 0 0 0 0 0 2 0 1 1 0 1 0 6 11 11 10 3 48
381 Electrical Audio Signal Processing Systems and Devices 8 0 1 1 1 1 5 2 1 3 1 2 2 3 0 2 1 4 3 3 2 1 47
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 0 0 0 0 1 0 0 0 2 2 1 1 4 2 2 7 4 3 7 10 47
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 3 0 0 0 0 0 0 0 1 0 4 1 2 1 2 4 3 4 2 6 4 10 47
239 Fluid Sprinkling, Spraying, and Diffusing 4 0 0 3 1 0 0 1 4 0 1 1 1 1 1 1 1 2 3 7 8 6 46
165 Heat Exchange 4 1 1 0 1 2 1 1 1 2 5 3 5 2 1 3 4 2 1 1 2 2 45
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 4 0 0 0 0 0 0 2 0 0 1 1 1 4 2 7 4 4 4 4 2 5 45
084 Music 6 1 0 1 0 2 0 1 1 1 1 0 1 2 1 3 4 5 3 3 5 3 44
137 Fluid Handling 19 1 0 0 0 0 3 1 0 1 3 0 0 1 0 1 2 0 3 5 2 2 44
244 Aeronautics 10 1 0 1 0 0 1 2 1 1 0 0 2 4 3 2 3 1 2 1 4 5 44
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 1 0 0 0 0 0 0 0 0 1 0 1 0 2 5 8 3 2 3 7 11 44
455 Telecommunications 6 2 2 0 0 0 2 0 0 1 0 1 0 0 1 2 4 3 6 4 5 3 42
376 Induced Nuclear Reactions: Processes, Systems, and Elements 3 2 4 0 1 0 0 0 5 0 1 1 2 3 2 2 3 1 1 2 6 1 40
601 Surgery: Kinesitherapy 3 0 0 1 1 1 1 1 0 0 3 6 1 2 0 1 2 4 4 5 2 2 40
126 Stoves and Furnaces 12 6 5 2 3 1 2 1 1 0 0 1 0 1 0 1 0 0 1 1 0 1 39
331 Oscillators 10 3 0 1 1 0 0 3 0 1 2 0 4 1 2 0 1 1 1 5 0 2 38
588 Hazardous or Toxic Waste Destruction or Containment 0 0 1 0 1 1 0 0 0 0 0 1 0 0 0 5 5 6 6 4 4 4 38
164 Metal Founding 6 0 1 1 1 1 1 1 0 1 0 2 1 1 1 2 1 3 2 3 3 3 35
280 Land Vehicles 2 0 1 2 6 2 4 0 2 2 0 0 2 1 1 0 1 4 1 2 1 1 35
307 Electrical Transmission or Interconnection Systems 11 0 0 2 0 0 0 0 0 1 0 0 1 2 1 3 2 3 1 3 3 2 35
330 Amplifiers 11 1 0 1 0 0 1 1 1 2 0 0 4 3 1 3 3 2 0 0 1 0 35
134 Cleaning and Liquid Contact with Solids 2 2 1 3 2 1 0 0 0 1 3 1 1 1 0 3 0 1 3 3 5 1 34
326 Electronic Digital Logic Circuitry 3 1 1 1 0 0 0 0 1 0 2 2 0 3 1 0 5 1 3 3 3 4 34
096 Gas Separation: Apparatus 11 0 1 1 0 2 1 1 1 1 1 1 0 1 0 2 1 1 1 1 1 4 33
180 Motor Vehicles 0 1 1 0 0 0 0 0 1 1 0 1 1 2 2 2 3 3 2 2 7 4 33
208 Mineral Oils: Processes and Products 5 0 1 2 3 2 1 0 0 4 1 0 0 0 4 3 1 0 1 2 1 2 33
065 Glass Manufacturing 7 0 1 0 0 0 0 1 2 2 4 3 1 0 3 0 0 0 2 1 1 4 32
127 Sugar, Starch, and Carbohydrates 3 0 2 3 3 1 2 1 0 0 0 0 1 2 0 1 5 0 2 1 3 1 31
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 4 1 0 3 1 1 4 2 0 1 1 2 1 1 1 3 2 0 0 2 0 1 31
414 Material or Article Handling 10 0 2 0 0 1 1 0 2 1 3 2 2 1 0 1 2 0 1 0 0 2 31
711 Memory (Electrical Computers and Digital Processing Systems) 8 0 0 0 0 0 0 0 0 1 0 3 0 1 2 0 2 2 3 3 3 3 31
241 Solid Material Comminution or Disintegration 9 0 1 0 1 0 0 0 1 2 0 2 1 1 2 0 5 2 0 3 0 0 30
360 Dynamic Magnetic Information Storage or Retrieval 14 1 1 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 2 5 4 30
420 Alloys or Metallic Compositions 6 1 0 1 0 0 4 1 0 0 3 1 1 1 0 3 1 1 2 1 0 0 27
602 Surgery: Splint, Brace, or Bandage 5 1 0 1 0 1 0 4 4 0 0 3 0 4 0 1 2 1 0 0 0 0 27
071 Chemistry: Fertilizers 2 0 0 2 0 0 2 2 1 2 2 1 0 1 0 2 0 1 2 2 3 1 26
162 Paper Making and Fiber Liberation 1 0 0 1 0 1 1 1 0 3 0 0 2 2 1 2 2 2 3 2 2 0 26
366 Agitating (e.g., of articles and materials) 4 1 0 1 1 0 0 1 1 0 0 0 0 1 2 2 1 2 0 2 5 2 26
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 4 0 0 0 1 1 1 1 0 1 0 0 0 1 0 2 2 0 2 3 1 5 25
323 Electricity: Power Supply or Regulation Systems 4 0 0 0 0 1 0 0 0 0 2 0 0 1 1 1 3 3 1 4 3 1 25
369 Dynamic Information Storage or Retrieval 0 0 0 0 0 0 1 0 0 0 2 0 1 2 2 1 3 0 3 6 3 1 25
451 Abrading 5 0 0 0 0 0 0 0 0 2 1 0 0 2 1 0 2 1 4 3 4 0 25
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 1 0 1 0 1 0 2 1 2 2 1 1 0 3 4 2 3 1 25
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 2 0 0 1 1 1 1 0 2 0 0 2 0 0 2 0 1 3 4 0 2 2 24
710 Input/Output (Electrical Computers and Digital Processing Systems) 2 0 0 1 0 1 1 0 0 1 2 0 1 4 2 1 1 1 0 2 2 2 24
072 Metal Deforming 8 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2 4 1 0 2 5 23
110 Furnaces 1 0 0 2 1 3 3 2 0 0 1 0 1 1 1 1 1 1 2 0 1 1 23
198 Conveyors: Power-Driven 7 0 1 0 0 3 3 0 0 0 0 0 1 0 1 3 2 1 0 0 1 0 23
222 Dispensing (apparatus and process) 6 1 1 0 0 1 1 0 0 0 2 0 2 2 1 0 1 0 0 0 5 0 23
482 Exercise Devices 1 0 0 1 0 1 1 3 2 2 1 3 1 1 0 0 0 1 0 1 2 2 23
111 Planting 4 0 2 1 2 1 1 2 1 1 0 4 1 1 0 1 0 0 0 0 0 0 22
174 Electricity: Conductors and Insulators 5 0 0 0 0 0 0 1 0 0 1 1 2 0 1 1 1 2 0 2 2 3 22
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 5 0 0 0 0 1 0 0 0 1 1 1 2 2 3 0 3 0 0 1 0 2 22
404 Road Structure, Process, or Apparatus 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 4 5 3 1 1 1 2 22
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 0 0 0 1 0 1 1 0 0 2 0 2 4 1 2 4 0 4 22
104 Railways 11 0 0 0 0 0 2 1 3 1 1 0 0 0 0 0 1 0 0 1 0 0 21
228 Metal Fusion Bonding 2 0 0 0 0 0 0 0 0 1 0 1 1 1 2 2 4 1 2 2 1 1 21
338 Electrical Resistors 7 1 1 0 1 0 0 0 1 0 1 3 0 1 0 2 0 2 0 0 0 1 21
431 Combustion 3 0 0 0 0 0 1 0 1 0 1 1 0 0 1 0 1 1 2 4 4 1 21
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 1 0 0 1 0 1 0 0 1 0 1 1 2 2 2 0 3 2 4 21
380 Cryptography 0 3 1 0 3 1 0 0 0 0 0 1 2 0 1 1 0 0 0 1 3 3 20
034 Drying and Gas or Vapor Contact with Solids 5 1 1 0 0 0 2 1 0 0 0 0 0 1 0 1 0 2 0 0 3 2 19
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 2 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 2 3 4 2 2 19
188 Brakes 5 0 0 0 0 1 0 0 0 0 0 0 0 2 0 0 2 3 0 1 3 1 18
294 Handling: Hand and Hoist-Line Implements 1 0 0 1 0 0 0 1 0 2 1 1 3 2 1 1 1 2 0 0 1 0 18
048 Gas: Heating and Illuminating 7 1 0 1 0 1 2 1 0 0 0 0 0 0 0 0 0 1 1 1 0 1 17
102 Ammunition and Explosives 1 0 0 0 0 0 0 0 0 1 0 0 1 1 3 2 0 0 1 5 1 1 17
358 Facsimile and Static Presentation Processing 1 0 0 0 0 0 1 0 0 0 2 1 1 0 2 1 3 2 1 2 0 0 17
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 4 5 4 17
099 Foods and Beverages: Apparatus 3 0 1 0 0 1 1 1 0 0 0 0 1 1 1 0 0 2 1 2 0 1 16
415 Rotary Kinetic Fluid Motors or Pumps 2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 3 1 0 2 4 2 16
439 Electrical Connectors 0 0 0 0 0 0 1 0 2 1 1 0 0 0 0 1 0 0 4 0 4 2 16
002 Apparel 1 0 0 2 2 0 0 0 0 2 1 0 0 1 0 0 1 1 0 1 2 1 15
089 Ordnance 0 0 0 0 0 0 0 1 1 0 4 2 0 1 2 0 1 2 0 1 0 0 15
203 Distillation: Processes, Separatory 1 1 1 1 1 0 0 2 1 1 0 1 1 2 1 0 0 1 0 0 0 0 15
206 Special Receptacle or Package 1 0 0 0 0 0 0 0 2 1 1 3 2 0 1 1 1 0 0 0 1 1 15
277 Seal for a Joint or Juncture 0 0 0 0 0 0 0 0 0 1 3 2 0 0 1 0 0 2 2 2 0 2 15
406 Conveyors: Fluid Current 5 3 1 1 0 1 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 1 15
717 DP: Software Development, Installation, and Management (Data Processing) 0 0 0 1 0 0 0 0 0 0 0 0 0 2 1 0 2 0 0 1 4 4 15
043 Fishing, Trapping, and Vermin Destroying 1 1 0 0 0 0 1 0 0 1 1 0 1 0 2 1 0 0 1 2 2 0 14
131 Tobacco 5 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 2 0 0 0 1 0 14
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 0 0 0 0 0 2 0 1 0 0 0 1 0 1 0 1 0 0 0 2 1 14
200 Electricity: Circuit Makers and Breakers 0 0 0 0 0 0 0 1 1 1 1 0 0 2 0 1 2 0 2 1 0 2 14
452 Butchering 5 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 2 1 1 0 2 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 0 0 1 1 3 0 0 0 0 0 1 0 0 2 1 2 1 2 14
033 Geometrical Instruments 1 1 0 0 0 1 1 0 0 0 1 1 0 0 0 1 1 0 2 1 2 0 13
175 Boring or Penetrating the Earth 3 1 0 2 2 0 1 0 0 0 1 0 0 0 0 1 0 0 0 2 0 0 13
181 Acoustics 1 0 1 3 0 0 1 0 0 1 0 0 1 2 0 0 0 0 0 1 2 0 13
251 Valves and Valve Actuation 3 0 0 0 0 0 0 1 1 0 2 1 0 1 1 1 0 0 0 1 1 0 13
320 Electricity: Battery or Capacitor Charging or Discharging 1 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 3 1 3 2 13
379 Telephonic Communications 1 0 0 0 0 1 0 0 4 1 1 1 1 0 1 0 0 1 0 0 1 0 13
171 Unearthing Plants or Buried Objects 9 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 12
248 Supports (e.g., for holding articles, etc.) 2 0 0 0 0 0 0 0 1 0 1 1 2 0 1 1 2 0 0 1 0 0 12
362 Illumination 3 0 0 0 0 0 0 0 0 0 2 0 0 2 0 1 0 1 0 1 1 1 12
005 Beds 3 0 0 0 0 0 1 1 0 0 0 1 0 0 1 0 0 1 1 0 1 1 11
055 Gas Separation 2 0 0 1 0 0 0 0 0 0 0 1 1 1 1 1 2 0 1 0 0 0 11
172 Earth Working 6 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 11
403 Joints and Connections 2 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 2 1 3 11
460 Crop Threshing or Separating 8 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 11
015 Brushing, Scrubbing, and General Cleaning 5 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 10
083 Cutting 4 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 1 2 10
108 Horizontally Supported Planar Surfaces 1 1 2 1 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 1 1 10
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 2 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 2 2 0 0 0 10
266 Metallurgical Apparatus 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 2 1 0 0 1 1 1 10
322 Electricity: Single Generator Systems 0 1 0 0 0 0 2 0 0 0 1 1 0 1 0 0 0 1 0 1 1 1 10
355 Photocopying 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 2 1 1 1 10
384 Bearings 3 0 0 0 0 0 0 1 2 0 0 0 0 2 0 0 0 2 0 0 0 0 10
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 3 2 10
473 Games Using Tangible Projectile 2 1 0 0 0 0 0 0 0 1 1 1 0 0 0 2 0 0 1 0 0 1 10
144 Woodworking 2 0 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 0 1 9
236 Automatic Temperature and Humidity Regulation 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 0 2 2 0 1 1 0 9
297 Chairs and Seats 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 1 1 2 0 9
347 Incremental Printing of Symbolic Information 3 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 2 2 9
368 Horology: Time Measuring Systems or Devices 5 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 2 0 0 9
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 0 0 1 0 0 0 0 1 0 1 1 0 0 2 1 0 0 0 2 9
019 Textiles: Fiber Preparation 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 4 0 0 8
082 Turning (e.g., for metal working) 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 3 1 0 8
114 Ships 2 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 2 8
122 Liquid Heaters and Vaporizers 1 0 0 1 1 0 0 1 0 2 0 1 0 0 0 1 0 0 0 0 0 0 8
178 Telegraphy 6 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 8
221 Article Dispensing 2 0 0 0 0 1 2 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 8
242 Winding, Tensioning, or Guiding 3 0 0 0 0 0 0 1 1 0 1 0 0 0 1 0 0 0 0 0 0 1 8
261 Gas and Liquid Contact Apparatus 1 0 1 0 0 1 0 1 0 0 0 0 1 0 0 2 0 0 1 0 0 0 8
290 Prime-Mover Dynamo Plants 3 0 1 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 0 8
299 Mining or In Situ Disintegration of Hard Material 3 0 1 0 0 0 0 1 0 1 0 0 0 0 0 1 1 0 0 0 0 0 8
332 Modulators 3 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 2 0 8
396 Photography 1 1 1 0 0 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 8
416 Fluid Reaction Surfaces (i.e., Impellers) 1 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 1 0 1 2 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 0 1 0 0 0 0 0 0 1 0 1 8
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 0 0 0 1 2 0 7
296 Land Vehicles: Bodies and Tops 2 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 2 0 7
092 Expansible Chamber Devices 0 0 0 0 1 1 0 1 1 0 0 0 1 0 0 0 0 0 0 0 1 0 6
138 Pipes and Tubular Conduits 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 2 0 6
211 Supports: Racks 1 0 1 0 1 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 6
220 Receptacles 1 0 0 0 0 0 1 0 0 0 2 0 0 2 0 0 0 0 0 0 0 0 6
256 Fences 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 3 6
312 Supports: Cabinet Structure 3 0 1 0 0 0 0 0 0 0 0 0 2 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 0 1 0 1 0 1 0 1 2 6
409 Gear Cutting, Milling, or Planing 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 6
454 Ventilation 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 6
023 Chemistry: Physical Processes 1 0 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 5
051 Abrasive Tool Making Process, Material, or Composition 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 5
053 Package Making 2 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 5
081 Tools 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 2 0 0 0 1 0 5
100 Presses 3 0 0 0 0 1 0 1 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 0 1 0 0 0 1 0 0 1 1 1 0 0 5
159 Concentrating Evaporators 1 0 0 0 0 1 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 5
260 Chemistry of Carbon Compounds 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 0 0 0 0 5
285 Pipe Joints or Couplings 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 1 5
386 Television Signal Processing for Dynamic Recording or Reproducing 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 1 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 0 1 0 0 1 1 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 5
440 Marine Propulsion 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 1 1 5
474 Endless Belt Power Transmission Systems or Components 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 1 1 5
037 Excavating 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4
070 Locks 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 4
139 Textiles: Weaving 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 1 4
168 Farriery 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 0 0 4
173 Tool Driving or Impacting 1 0 0 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 4
177 Weighing Scales 1 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 4
202 Distillation: Apparatus 1 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 1 4
249 Static Molds 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 4
279 Chucks or Sockets 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 4
283 Printed Matter 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 4
329 Demodulators 3 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 4
336 Inductor Devices 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 4
353 Optics: Image Projectors 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 4
373 Industrial Electric Heating Furnaces 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 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 0 0 0 2 1 0 0 0 0 1 4
001 ** Classification Undetermined ** 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 3
014 Bridges 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 1 3
076 Metal Tools and Implements, Making 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 3
091 Motors: Expansible Chamber Type 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 3
101 Printing 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3
132 Toilet 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 3
135 Tent, Canopy, Umbrella, or Cane 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 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 0 0 0 1 0 0 1 0 3
169 Fire Extinguishers 0 0 0 0 0 0 1 0 0 0 0 0 1 1 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 0 1 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 0 0 1 0 0 0 3
273 Amusement Devices: Games 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 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 0 0 0 0 2 1 0 3
352 Optics: Motion Pictures 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 3
400 Typewriting Machines 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 3
449 Bee Culture (propagating, raising, caring for bees) 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 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 0 1 0 0 1 0 0 1 3
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 3
725 Interactive Video Distribution Systems 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 3
004 Baths, Closets, Sinks, and Spittoons 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2
024 Buckles, Buttons, Clasps, Etc. 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 2
027 Undertaking 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 2
040 Card, Picture, or Sign Exhibiting 1 0 0 0 0 0 0 0 1 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 0 0 1 0 1 0 0 0 0 0 0 0 0 2
116 Signals and Indicators 1 0 0 0 0 0 0 0 1 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 0 0 0 1 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 0 0 1 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 0 0 2 0 0 0 0 0 2
238 Railways: Surface Track 0 0 0 1 0 0 1 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 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 2
292 Closure Fasteners 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2
293 Vehicle Fenders 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
346 Recorders 0 1 0 0 0 0 0 0 0 1 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 0 0 2 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 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 0 0 0 1 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 0 0 1 1
028 Textiles: Manufacturing 0 0 0 0 0 0 0 0 0 0 0 0 1 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 0 1 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 0 0 0 0 1 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 0 0 1 0 0 0 0 0 0 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 0 0 0 0 1 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 0 1 0 0 1
184 Lubrication 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 0 0 1 0 0 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 0 1 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 0 0 1 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 0 0 0 0 0 0 0 0 1 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 0 0 1 0 0 1
410 Freight Accommodation On Freight Carrier 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 0 0 1 0 0 1
472 Amusement Devices 0 0 0 0 0 0 0 0 1 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 0 1 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 0 0 0 0 1 0 0 0 0 1
ALL ALL CLASSES 3048 390 436 458 434 551 589 670 820 814 1225 1182 1342 1541 1620 1779 1878 2154 2436 3151 3340 3087 32945



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Last Modified: May 22, 2002