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

Patenting By Geographic Region (State and Country), Breakout By Technology Class
Count of 1997 - 2001 Utility Patent Grants 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

ILLINOIS

(patent origin is determined by the residence of the first-named inventor)

(technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data')
 
Class Class Title 1997 1998 1999 2000 2001 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 134 126 127 140 123 650
455 Telecommunications 61 96 96 128 87 468
435 Chemistry: Molecular Biology and Microbiology 61 83 66 66 94 370
532 Organic Compounds (includes Classes 532-570) 92 81 74 53 57 357
439 Electrical Connectors 46 66 78 75 86 351
379 Telephonic Communications 52 74 79 61 76 342
370 Multiplex Communications 46 47 75 82 70 320
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 57 58 66 52 65 298
053 Package Making 82 69 44 48 49 292
428 Stock Material or Miscellaneous Articles 69 57 61 47 55 289
210 Liquid Purification or Separation 64 63 45 66 46 284
123 Internal-Combustion Engines 57 36 45 73 61 272
426 Food or Edible Material: Processes, Compositions, and Products 31 36 56 66 72 261
340 Communications: Electrical 38 49 54 58 35 234
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 24 30 51 54 68 227
206 Special Receptacle or Package 42 49 44 51 40 226
128 Surgery (includes Class 600) 22 47 40 55 41 205
604 Surgery (Medicators and Receptors) 32 50 45 40 33 200
375 Pulse or Digital Communications 38 66 39 27 27 197
361 Electricity: Electrical Systems and Devices 26 48 31 41 38 184
029 Metal Working 27 36 32 31 46 172
052 Static Structures (e.g., Buildings) 29 33 37 34 31 164
222 Dispensing (apparatus and process) 22 34 36 32 36 160
073 Measuring and Testing 30 37 26 36 24 153
220 Receptacles 18 32 38 34 30 152
137 Fluid Handling 20 35 32 25 37 149
248 Supports (e.g., for holding articles, etc.) 29 39 28 28 25 149
585 Chemistry of Hydrocarbon Compounds 12 35 35 32 26 140
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 11 25 28 39 26 129
606 Surgery (instruments) 22 30 24 29 19 124
324 Electricity: Measuring and Testing 29 17 19 24 34 123
239 Fluid Sprinkling, Spraying, and Diffusing 18 17 36 32 19 122
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 32 21 20 23 21 117
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 17 26 28 24 19 114
208 Mineral Oils: Processes and Products 9 17 33 33 21 113
277 Seal for a Joint or Juncture 22 22 19 24 26 113
280 Land Vehicles 17 25 29 16 25 112
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 24 26 17 17 27 111
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 11 17 27 30 25 110
060 Power Plants 12 17 13 22 45 109
473 Games Using Tangible Projectile 22 28 21 25 13 109
015 Brushing, Scrubbing, and General Cleaning 14 30 22 21 21 108
047 Plant Husbandry 17 15 14 31 31 108
062 Refrigeration 15 20 27 17 27 106
362 Illumination 21 16 22 23 24 106
382 Image Analysis 15 31 19 26 14 105
385 Optical Waveguides 12 18 20 20 29 99
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 15 26 15 20 23 99
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 19 29 15 14 18 95
211 Supports: Racks 16 23 14 22 17 92
273 Amusement Devices: Games 18 23 19 26 6 92
219 Electric Heating 13 16 16 23 19 87
315 Electric Lamp and Discharge Devices: Systems 16 18 27 13 13 87
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 10 21 25 11 20 87
074 Machine Element or Mechanism 18 18 15 18 17 86
099 Foods and Beverages: Apparatus 16 11 16 21 22 86
174 Electricity: Conductors and Insulators 8 24 13 17 23 85
002 Apparel 12 14 23 21 11 81
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 1 10 22 25 23 81
101 Printing 18 20 16 12 12 78
343 Communications: Radio Wave Antennas 8 13 17 23 17 78
436 Chemistry: Analytical and Immunological Testing 20 15 16 15 9 75
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 5 11 25 18 15 74
106 Compositions: Coating or Plastic 14 16 19 10 14 73
417 Pumps 11 9 19 13 21 73
700 DP: Generic Control Systems or Specific Applications (Data Processing) 16 18 12 12 15 73
359 Optics: Systems (Including Communication) and Elements 8 10 14 23 16 71
040 Card, Picture, or Sign Exhibiting 13 9 13 20 15 70
172 Earth Working 11 13 9 21 16 70
215 Bottles and Jars 7 16 19 19 9 70
482 Exercise Devices 19 11 16 11 13 70
200 Electricity: Circuit Makers and Breakers 19 15 11 17 7 69
318 Electricity: Motive Power Systems 10 12 14 13 19 68
310 Electrical Generator or Motor Structure 5 12 16 15 19 67
381 Electrical Audio Signal Processing Systems and Devices 16 12 16 15 8 67
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 12 15 17 8 15 67
451 Abrading 12 14 12 14 14 66
297 Chairs and Seats 10 16 15 11 13 65
414 Material or Article Handling 12 20 8 13 12 65
427 Coating Processes 10 15 16 13 11 65
105 Railway Rolling Stock 8 19 6 13 17 63
348 Television 11 19 7 17 9 63
072 Metal Deforming 13 14 10 14 11 62
180 Motor Vehicles 8 13 8 17 16 62
356 Optics: Measuring and Testing 7 14 16 9 16 62
119 Animal Husbandry 13 14 13 13 8 61
423 Chemistry of Inorganic Compounds 11 11 18 10 11 61
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 7 14 21 9 9 60
111 Planting 10 13 12 11 13 59
330 Amplifiers 10 7 19 9 14 59
433 Dentistry 10 22 10 11 6 59
004 Baths, Closets, Sinks, and Spittoons 6 12 16 9 15 58
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 5 17 12 8 16 58
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 4 13 16 14 11 58
056 Harvesters 6 8 19 9 15 57
083 Cutting 11 13 11 13 9 57
250 Radiant Energy 10 15 7 17 8 57
378 X-Ray or Gamma Ray Systems or Devices 7 9 13 15 13 57
198 Conveyors: Power-Driven 8 10 12 12 14 56
702 DP: Measuring, Calibrating, or Testing (Data Processing) 6 16 14 9 10 55
081 Tools 9 4 6 15 20 54
229 Envelopes, Wrappers, and Paperboard Boxes 5 13 14 8 14 54
714 Error Detection/Correction and Fault Detection/Recovery 9 9 9 9 17 53
030 Cutlery 6 12 11 13 10 52
251 Valves and Valve Actuation 6 12 13 13 8 52
296 Land Vehicles: Bodies and Tops 5 13 7 11 16 52
024 Buckles, Buttons, Clasps, Etc. 10 7 10 9 14 50
192 Clutches and Power-Stop Control 15 7 15 9 4 50
403 Joints and Connections 10 12 1 12 15 50
252 Compositions 7 6 10 18 7 48
283 Printed Matter 10 14 10 10 4 48
227 Elongated-Member-Driving Apparatus 6 7 12 13 9 47
431 Combustion 7 4 13 15 7 46
126 Stoves and Furnaces 7 6 5 16 11 45
160 Flexible or Portable Closure, Partition, or Panel 5 10 9 13 8 45
307 Electrical Transmission or Interconnection Systems 10 11 11 8 5 45
312 Supports: Cabinet Structure 12 6 8 12 7 45
005 Beds 8 13 5 10 8 44
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 10 10 5 13 6 44
034 Drying and Gas or Vapor Contact with Solids 11 11 6 10 5 43
070 Locks 8 6 14 7 8 43
188 Brakes 9 6 5 2 21 43
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 7 8 10 9 9 43
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 6 9 10 10 8 43
434 Education and Demonstration 5 10 11 10 7 43
033 Geometrical Instruments 7 9 8 9 9 42
148 Metal Treatment 8 10 8 8 8 42
224 Package and Article Carriers 10 10 11 4 7 42
305 Wheel Substitutes for Land Vehicles 4 7 8 10 13 42
446 Amusement Devices: Toys 4 9 10 13 6 42
108 Horizontally Supported Planar Surfaces 8 8 10 10 5 41
294 Handling: Hand and Hoist-Line Implements 5 14 12 7 3 41
404 Road Structure, Process, or Apparatus 6 6 11 10 8 41
463 Amusement Devices: Games 5 6 7 7 16 41
401 Coating Implements with Material Supply 2 8 5 12 13 40
475 Planetary Gear Transmission Systems or Components 7 2 12 11 8 40
162 Paper Making and Fiber Liberation 4 6 11 11 7 39
016 Miscellaneous Hardware 6 12 5 9 6 38
363 Electric Power Conversion Systems 9 4 8 9 8 38
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 7 7 8 9 6 37
438 Semiconductor Device Manufacturing: Process 3 8 8 5 13 37
165 Heat Exchange 5 6 8 5 12 36
241 Solid Material Comminution or Disintegration 8 8 13 4 3 36
713 Support (Electrical Computers and Digital Processing Systems) 2 8 7 8 11 36
242 Winding, Tensioning, or Guiding 6 7 14 4 4 35
341 Coded Data Generation or Conversion 10 8 11 2 4 35
405 Hydraulic and Earth Engineering 3 8 3 16 5 35
037 Excavating 3 7 9 9 6 34
049 Movable or Removable Closures 9 5 8 7 5 34
134 Cleaning and Liquid Contact with Solids 10 7 7 6 4 34
320 Electricity: Battery or Capacitor Charging or Discharging 7 6 7 7 7 34
337 Electricity: Electrothermally or Thermally Actuated Switches 11 9 9 3 2 34
347 Incremental Printing of Symbolic Information 4 6 10 8 6 34
366 Agitating (e.g., of articles and materials) 9 6 8 5 6 34
091 Motors: Expansible Chamber Type 6 6 7 4 10 33
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 5 7 9 3 9 33
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 3 9 9 7 5 33
132 Toilet 4 4 10 9 5 32
706 DP: Artificial Intelligence (Data Processing) 3 7 5 15 2 32
725 Interactive Video Distribution Systems 9 4 12 4 3 32
285 Pipe Joints or Couplings 7 6 7 8 3 31
331 Oscillators 6 12 8 3 2 31
333 Wave Transmission Lines and Networks 2 14 6 4 4 30
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 3 9 10 4 4 30
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 4 5 6 5 10 30
708 Arithmetic Processing and Calculating (Electrical Computers) 6 7 10 7 0 30
092 Expansible Chamber Devices 4 7 8 6 4 29
095 Gas Separation: Processes 3 10 4 5 7 29
043 Fishing, Trapping, and Vermin Destroying 5 3 6 9 5 28
244 Aeronautics 3 8 8 3 5 27
323 Electricity: Power Supply or Regulation Systems 5 6 11 3 2 27
454 Ventilation 1 8 5 7 6 27
460 Crop Threshing or Separating 6 4 5 5 7 27
118 Coating Apparatus 7 6 5 4 4 26
372 Coherent Light Generators 5 4 5 6 6 26
380 Cryptography 10 5 2 3 6 26
138 Pipes and Tubular Conduits 3 4 6 9 3 25
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 3 6 4 5 7 25
292 Closure Fasteners 4 5 3 8 5 25
383 Flexible Bags 3 3 4 9 6 25
607 Surgery: Light, Thermal, and Electrical Application 1 4 4 5 10 24
164 Metal Founding 3 5 12 1 2 23
204 Chemistry: Electrical and Wave Energy 5 6 4 2 6 23
267 Spring Devices 6 6 2 2 7 23
384 Bearings 6 5 5 3 4 23
472 Amusement Devices 5 7 2 3 6 23
710 Input/Output (Electrical Computers and Digital Processing Systems) 1 5 4 6 7 23
440 Marine Propulsion 5 1 1 5 10 22
602 Surgery: Splint, Brace, or Bandage 2 5 8 6 1 22
182 Fire Escape, Ladder, or Scaffold 4 3 8 3 3 21
271 Sheet Feeding or Delivering 4 4 3 7 3 21
281 Books, Strips, and Leaves 2 3 4 5 7 21
351 Optics: Eye Examining, Vision Testing and Correcting 3 2 2 6 8 21
408 Cutting by Use of Rotating Axially Moving Tool 3 7 5 3 3 21
504 Plant Protecting and Regulating Compositions 5 6 5 3 2 21
505 Superconductor Technology: Apparatus, Material, Process 3 5 7 3 3 21
588 Hazardous or Toxic Waste Destruction or Containment 4 6 3 5 3 21
055 Gas Separation 2 2 4 8 4 20
084 Music 2 5 5 5 3 20
135 Tent, Canopy, Umbrella, or Cane 4 5 3 5 3 20
194 Check-Actuated Control Mechanisms 3 3 1 8 5 20
213 Railway Draft Appliances 7 3 2 4 4 20
221 Article Dispensing 4 3 6 1 6 20
322 Electricity: Single Generator Systems 4 6 3 3 4 20
415 Rotary Kinetic Fluid Motors or Pumps 4 3 2 1 10 20
124 Mechanical Guns and Projectors 3 4 2 6 4 19
228 Metal Fusion Bonding 4 5 4 3 3 19
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 5 6 3 3 19
114 Ships 1 3 2 7 5 18
313 Electric Lamp and Discharge Devices 4 2 0 7 5 18
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 2 3 2 5 6 18
212 Traversing Hoists 2 4 5 5 1 17
336 Inductor Devices 2 3 1 6 5 17
358 Facsimile and Static Presentation Processing 1 9 5 1 1 17
392 Electric Resistance Heating Devices 4 3 3 4 3 17
400 Typewriting Machines 1 7 4 4 1 17
474 Endless Belt Power Transmission Systems or Components 4 0 2 5 6 17
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 3 4 2 4 4 17
036 Boots, Shoes, and Leggings 5 3 1 3 4 16
140 Wireworking 2 6 1 3 4 16
246 Railway Switches and Signals 3 3 1 4 5 16
254 Implements or Apparatus for Applying Pushing or Pulling Force 3 2 1 7 3 16
303 Fluid-Pressure and Analogous Brake Systems 3 1 3 7 2 16
410 Freight Accommodation On Freight Carrier 3 4 5 2 2 16
416 Fluid Reaction Surfaces (i.e., Impellers) 1 8 0 5 2 16
338 Electrical Resistors 1 0 7 6 1 15
409 Gear Cutting, Milling, or Planing 1 5 3 6 0 15
432 Heating 0 0 4 5 6 15
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 2 4 6 1 2 15
452 Butchering 2 7 4 0 2 15
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 4 3 2 3 3 15
717 DP: Software Development, Installation, and Management (Data Processing) 1 5 4 2 3 15
100 Presses 1 4 6 1 2 14
110 Furnaces 5 1 3 0 5 14
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 8 3 1 1 1 14
407 Cutters, for Shaping 5 3 3 1 2 14
477 Interrelated Power Delivery Controls, Including Engine Control 1 4 3 4 2 14
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 5 2 2 2 3 14
082 Turning (e.g., for metal working) 3 4 4 2 0 13
104 Railways 5 1 2 2 3 13
181 Acoustics 1 3 2 4 3 13
209 Classifying, Separating, and Assorting Solids 3 5 3 1 1 13
494 Imperforate Bowl: Centrifugal Separators 2 2 2 3 4 13
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 3 2 1 3 4 13
601 Surgery: Kinesitherapy 1 5 2 2 3 13
042 Firearms 2 3 2 0 5 12
173 Tool Driving or Impacting 1 1 0 5 5 12
236 Automatic Temperature and Humidity Regulation 1 2 3 4 2 12
269 Work Holders 2 0 3 3 4 12
369 Dynamic Information Storage or Retrieval 1 2 4 3 2 12
374 Thermal Measuring and Testing 3 3 0 2 4 12
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 2 3 5 1 11
223 Apparel Apparatus 3 2 1 2 3 11
261 Gas and Liquid Contact Apparatus 3 1 5 2 0 11
279 Chucks or Sockets 0 3 2 3 3 11
329 Demodulators 6 3 0 2 0 11
365 Static Information Storage and Retrieval 1 2 0 4 4 11
368 Horology: Time Measuring Systems or Devices 1 3 5 1 1 11
453 Coin Handling 0 1 3 5 2 11
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 3 3 2 1 2 11
501 Compositions: Ceramic 2 3 2 3 1 11
089 Ordnance 1 4 3 1 1 10
096 Gas Separation: Apparatus 1 3 0 2 4 10
102 Ammunition and Explosives 0 3 2 4 1 10
177 Weighing Scales 3 0 3 2 2 10
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 3 5 1 1 0 10
298 Land Vehicles: Dumping 1 2 1 3 3 10
349 Liquid Crystal Cells, Elements and Systems 2 2 1 1 4 10
418 Rotary Expansible Chamber Devices 1 1 1 6 1 10
711 Memory (Electrical Computers and Digital Processing Systems) 2 3 2 2 1 10
007 Compound Hand Tools 0 3 2 3 1 9
044 Fuel and Related Compositions 3 0 4 1 1 9
175 Boring or Penetrating the Earth 1 3 1 2 2 9
184 Lubrication 1 2 1 2 3 9
270 Sheet-Material Associating 0 1 2 3 3 9
301 Land Vehicles: Wheels and Axles 2 4 0 1 2 9
376 Induced Nuclear Reactions: Processes, Systems, and Elements 2 2 3 1 1 9
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 2 3 4 9
068 Textiles: Fluid Treating Apparatus 4 1 3 0 0 8
112 Sewing 3 1 0 3 1 8
116 Signals and Indicators 2 1 2 2 1 8
127 Sugar, Starch, and Carbohydrates 1 3 1 2 1 8
190 Trunks and Hand-Carried Luggage 1 0 3 2 2 8
249 Static Molds 2 3 2 0 1 8
076 Metal Tools and Implements, Making 2 1 2 0 2 7
122 Liquid Heaters and Vaporizers 2 2 0 1 2 7
131 Tobacco 0 5 1 1 0 7
216 Etching a Substrate: Processes 1 1 2 3 0 7
326 Electronic Digital Logic Circuitry 3 1 2 0 1 7
492 Roll or Roller 2 2 2 0 1 7
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 2 0 3 2 0 7
063 Jewelry 3 0 0 1 2 6
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 3 2 1 0 6
266 Metallurgical Apparatus 1 1 3 0 1 6
373 Industrial Electric Heating Furnaces 0 0 3 1 2 6
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 0 1 2 2 6
048 Gas: Heating and Illuminating 2 0 1 1 1 5
065 Glass Manufacturing 0 2 2 1 0 5
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 2 2 0 0 1 5
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 1 3 0 1 5
396 Photography 1 2 0 1 1 5
441 Buoys, Rafts, and Aquatic Devices 4 1 0 0 0 5
483 Tool Changing 2 0 1 1 1 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 1 2 1 0 4
038 Textiles: Ironing or Smoothing 1 2 0 0 1 4
144 Woodworking 2 1 1 0 0 4
256 Fences 1 1 2 0 0 4
290 Prime-Mover Dynamo Plants 0 0 2 2 0 4
300 Brush, Broom, and Mop Making 2 1 1 0 0 4
386 Television Signal Processing for Dynamic Recording or Reproducing 0 1 2 0 1 4
412 Bookbinding: Process and Apparatus 1 2 0 0 1 4
450 Foundation Garments 0 0 3 1 0 4
014 Bridges 0 1 1 0 1 3
071 Chemistry: Fertilizers 0 0 0 2 1 3
125 Stone Working 0 0 1 0 2 3
136 Batteries: Thermoelectric and Photoelectric 1 0 0 1 1 3
150 Purses, Wallets, and Protective Covers 0 1 0 0 2 3
152 Resilient Tires and Wheels 1 0 1 1 0 3
225 Severing by Tearing or Breaking 0 3 0 0 0 3
237 Heating Systems 0 1 0 1 1 3
238 Railways: Surface Track 0 1 1 0 1 3
299 Mining or In Situ Disintegration of Hard Material 1 1 0 1 0 3
332 Modulators 0 1 0 2 0 3
355 Photocopying 0 1 1 1 0 3
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 1 0 1 1 3
399 Electrophotography 1 0 1 1 0 3
413 Sheet Metal Container Making 0 0 2 0 1 3
419 Powder Metallurgy Processes 0 1 1 0 1 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 1 2 0 3
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 0 1 1 1 3
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 1 1 0 1 3
054 Harness (for animals) 1 0 1 0 0 2
109 Safes, Bank Protection, or a Related Device 1 0 1 0 0 2
149 Explosive and Thermic Compositions or Charges 0 1 0 0 1 2
169 Fire Extinguishers 0 0 2 0 0 2
171 Unearthing Plants or Buried Objects 1 0 0 0 1 2
178 Telegraphy 1 0 0 1 0 2
202 Distillation: Apparatus 1 0 0 0 1 2
203 Distillation: Processes, Separatory 0 0 1 0 1 2
226 Advancing Material of Indeterminate Length 0 1 0 1 0 2
353 Optics: Image Projectors 0 0 1 0 1 2
406 Conveyors: Fluid Current 0 1 0 1 0 2
420 Alloys or Metallic Compositions 0 0 1 1 0 2
001 ** Classification Undetermined ** 0 1 0 0 0 1
012 Boot and Shoe Making 0 0 0 0 1 1
027 Undertaking 0 0 1 0 0 1
028 Textiles: Manufacturing 0 1 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 1 0 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 1 0 0 0 1
066 Textiles: Knitting 0 0 0 1 0 1
069 Leather Manufactures 0 0 1 0 0 1
087 Textiles: Braiding, Netting, and Lace Making 0 1 0 0 0 1
139 Textiles: Weaving 0 0 0 0 1 1
185 Motors: Spring, Weight, or Animal Powered 0 0 1 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 1 0 0 0 0 1
231 Whips and Whip Apparatus 0 0 0 1 0 1
232 Deposit and Collection Receptacles 1 0 0 0 0 1
291 Track Sanders 0 0 0 1 0 1
293 Vehicle Fenders 0 0 0 1 0 1
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 1 0 1
388 Electricity: Motor Control Systems 1 0 0 0 0 1
ALL ALL CLASSES 3007 3726 3736 3833 3640 17942



TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
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Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
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Last Modified: April 9, 2002