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

CANADA

(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) 139 205 217 198 196 955
435 Chemistry: Molecular Biology and Microbiology 58 98 125 117 131 529
052 Static Structures (e.g., Buildings) 66 74 63 58 78 339
370 Multiplex Communications 27 31 63 71 88 280
210 Liquid Purification or Separation 45 46 48 64 55 258
455 Telecommunications 16 37 72 69 51 245
532 Organic Compounds (includes Classes 532-570) 46 51 53 44 38 232
428 Stock Material or Miscellaneous Articles 47 29 47 45 52 220
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 16 36 44 49 73 218
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 33 36 43 47 58 217
379 Telephonic Communications 23 42 51 50 34 200
128 Surgery (includes Class 600) 34 28 32 41 50 185
340 Communications: Electrical 28 42 34 35 43 182
073 Measuring and Testing 23 34 28 38 44 167
280 Land Vehicles 16 30 36 42 35 159
359 Optics: Systems (Including Communication) and Elements 17 32 31 36 38 154
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 15 34 26 43 34 152
385 Optical Waveguides 25 34 27 27 34 147
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 16 26 24 30 49 145
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 30 26 25 31 26 138
123 Internal-Combustion Engines 12 23 28 24 49 136
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 13 30 26 31 33 133
248 Supports (e.g., for holding articles, etc.) 20 24 19 31 36 130
250 Radiant Energy 22 25 25 25 33 130
375 Pulse or Digital Communications 17 33 23 21 36 130
414 Material or Article Handling 16 31 25 33 18 123
029 Metal Working 18 18 24 34 24 118
356 Optics: Measuring and Testing 26 23 28 22 16 115
473 Games Using Tangible Projectile 24 22 24 22 22 114
137 Fluid Handling 16 21 30 25 21 113
002 Apparel 20 15 26 19 21 101
439 Electrical Connectors 12 18 17 27 26 100
219 Electric Heating 10 14 21 30 24 99
206 Special Receptacle or Package 14 21 23 26 12 96
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 11 19 22 18 24 94
324 Electricity: Measuring and Testing 14 20 16 24 19 93
015 Brushing, Scrubbing, and General Cleaning 20 15 15 20 20 90
106 Compositions: Coating or Plastic 15 16 24 19 15 89
297 Chairs and Seats 14 10 17 27 21 89
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 8 12 18 24 27 89
172 Earth Working 6 17 12 16 35 86
222 Dispensing (apparatus and process) 17 17 22 19 11 86
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 11 15 15 23 22 86
220 Receptacles 14 10 24 16 21 85
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 12 12 16 20 25 85
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 9 15 20 16 25 85
062 Refrigeration 19 20 13 12 19 83
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 15 10 23 18 17 83
296 Land Vehicles: Bodies and Tops 11 12 19 18 23 83
362 Illumination 18 15 15 20 15 83
405 Hydraulic and Earth Engineering 16 22 19 13 11 81
606 Surgery (instruments) 14 17 16 14 19 80
004 Baths, Closets, Sinks, and Spittoons 11 12 20 23 13 79
423 Chemistry of Inorganic Compounds 14 18 14 18 15 79
604 Surgery (Medicators and Receptors) 20 14 13 11 18 76
382 Image Analysis 7 17 17 17 17 75
053 Package Making 10 15 7 20 22 74
204 Chemistry: Electrical and Wave Energy 11 4 16 20 23 74
361 Electricity: Electrical Systems and Devices 11 17 17 17 12 74
426 Food or Edible Material: Processes, Compositions, and Products 11 13 17 18 15 74
144 Woodworking 15 17 16 18 7 73
348 Television 10 11 17 19 15 72
119 Animal Husbandry 10 15 14 15 17 71
162 Paper Making and Fiber Liberation 17 17 6 14 16 70
427 Coating Processes 14 15 10 15 16 70
198 Conveyors: Power-Driven 9 12 15 9 23 68
074 Machine Element or Mechanism 13 13 14 9 18 67
239 Fluid Sprinkling, Spraying, and Diffusing 12 12 14 17 12 67
040 Card, Picture, or Sign Exhibiting 13 13 6 19 15 66
114 Ships 6 15 14 16 15 66
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 19 13 12 8 14 66
310 Electrical Generator or Motor Structure 12 16 19 5 14 66
700 DP: Generic Control Systems or Specific Applications (Data Processing) 16 17 13 9 9 64
060 Power Plants 7 6 6 17 27 63
005 Beds 12 15 7 13 15 62
343 Communications: Radio Wave Antennas 6 5 18 16 17 62
072 Metal Deforming 8 12 15 18 8 61
126 Stoves and Furnaces 11 9 16 15 10 61
273 Amusement Devices: Games 22 12 9 6 12 61
714 Error Detection/Correction and Fault Detection/Recovery 10 10 9 17 15 61
083 Cutting 6 11 14 14 14 59
294 Handling: Hand and Hoist-Line Implements 15 11 12 9 11 58
365 Static Information Storage and Retrieval 6 14 15 13 10 58
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 5 7 16 15 15 58
713 Support (Electrical Computers and Digital Processing Systems) 4 8 9 18 19 58
049 Movable or Removable Closures 9 6 12 12 17 56
415 Rotary Kinetic Fluid Motors or Pumps 2 14 10 11 19 56
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 9 9 17 7 13 55
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 3 11 15 14 12 55
056 Harvesters 6 10 17 11 9 53
180 Motor Vehicles 5 6 10 10 22 53
175 Boring or Penetrating the Earth 6 8 6 16 16 52
211 Supports: Racks 12 15 13 7 5 52
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 10 8 10 13 11 52
241 Solid Material Comminution or Disintegration 11 12 9 14 5 51
433 Dentistry 9 10 9 6 17 51
099 Foods and Beverages: Apparatus 14 10 9 10 7 50
436 Chemistry: Analytical and Immunological Testing 12 6 9 7 16 50
242 Winding, Tensioning, or Guiding 11 9 11 6 11 48
333 Wave Transmission Lines and Networks 7 10 10 12 9 48
047 Plant Husbandry 5 9 7 13 12 46
070 Locks 10 10 9 9 8 46
174 Electricity: Conductors and Insulators 7 12 9 9 9 46
251 Valves and Valve Actuation 4 10 11 10 11 46
482 Exercise Devices 6 11 9 5 15 46
034 Drying and Gas or Vapor Contact with Solids 7 11 8 11 8 45
134 Cleaning and Liquid Contact with Solids 4 12 9 13 7 45
431 Combustion 6 12 15 7 5 45
381 Electrical Audio Signal Processing Systems and Devices 7 14 7 8 8 44
341 Coded Data Generation or Conversion 6 5 11 10 11 43
182 Fire Escape, Ladder, or Scaffold 6 10 12 6 8 42
254 Implements or Apparatus for Applying Pushing or Pulling Force 11 5 10 9 7 42
451 Abrading 11 7 9 10 5 42
330 Amplifiers 0 6 6 13 16 41
454 Ventilation 8 12 3 10 8 41
702 DP: Measuring, Calibrating, or Testing (Data Processing) 10 7 10 7 7 41
717 DP: Software Development, Installation, and Management (Data Processing) 6 9 5 8 13 41
165 Heat Exchange 6 10 9 3 12 40
366 Agitating (e.g., of articles and materials) 5 12 7 7 9 40
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 13 3 9 5 9 39
148 Metal Treatment 6 5 10 12 6 39
160 Flexible or Portable Closure, Partition, or Panel 9 3 9 9 9 39
380 Cryptography 2 8 9 13 7 39
403 Joints and Connections 13 7 8 7 4 39
417 Pumps 10 4 7 10 8 39
438 Semiconductor Device Manufacturing: Process 2 7 7 12 11 39
084 Music 2 7 9 13 7 38
208 Mineral Oils: Processes and Products 7 10 9 7 5 38
224 Package and Article Carriers 4 7 9 10 8 38
372 Coherent Light Generators 5 10 3 11 9 38
209 Classifying, Separating, and Assorting Solids 4 9 6 10 8 37
312 Supports: Cabinet Structure 6 6 8 9 8 37
024 Buckles, Buttons, Clasps, Etc. 5 8 9 9 5 36
033 Geometrical Instruments 7 6 2 11 10 36
111 Planting 4 4 6 7 15 36
138 Pipes and Tubular Conduits 4 11 7 9 5 36
318 Electricity: Motive Power Systems 2 9 7 8 10 36
036 Boots, Shoes, and Leggings 4 5 8 7 11 35
043 Fishing, Trapping, and Vermin Destroying 9 3 11 8 4 35
081 Tools 2 4 13 7 9 35
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 8 7 8 6 6 35
307 Electrical Transmission or Interconnection Systems 9 3 7 5 11 35
710 Input/Output (Electrical Computers and Digital Processing Systems) 10 6 4 7 8 35
315 Electric Lamp and Discharge Devices: Systems 2 5 6 12 9 34
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 8 6 8 12 34
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 2 6 5 11 10 34
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 2 7 7 11 7 34
347 Incremental Printing of Symbolic Information 3 7 3 9 11 33
446 Amusement Devices: Toys 4 6 12 6 4 32
108 Horizontally Supported Planar Surfaces 9 8 5 5 4 31
363 Electric Power Conversion Systems 4 7 3 8 9 31
404 Road Structure, Process, or Apparatus 4 7 6 9 5 31
711 Memory (Electrical Computers and Digital Processing Systems) 5 4 2 7 13 31
016 Miscellaneous Hardware 3 6 7 6 8 30
037 Excavating 8 8 3 3 8 30
607 Surgery: Light, Thermal, and Electrical Application 5 6 3 8 8 30
229 Envelopes, Wrappers, and Paperboard Boxes 6 8 1 7 7 29
030 Cutlery 4 6 5 8 5 28
135 Tent, Canopy, Umbrella, or Cane 3 5 5 8 7 28
188 Brakes 5 4 7 4 8 28
252 Compositions 6 8 6 4 4 28
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 4 7 5 11 28
095 Gas Separation: Processes 1 3 2 11 10 27
292 Closure Fasteners 5 4 7 9 2 27
215 Bottles and Jars 4 6 6 8 2 26
434 Education and Demonstration 3 9 3 6 5 26
440 Marine Propulsion 5 3 5 8 5 26
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 3 4 6 5 8 26
118 Coating Apparatus 3 6 5 4 7 25
244 Aeronautics 5 7 5 4 4 25
323 Electricity: Power Supply or Regulation Systems 4 3 7 3 8 25
351 Optics: Eye Examining, Vision Testing and Correcting 3 7 9 3 3 25
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 3 5 4 3 10 25
132 Toilet 4 3 6 8 3 24
285 Pipe Joints or Couplings 3 4 6 3 8 24
331 Oscillators 4 5 3 1 11 24
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 3 1 10 5 5 24
055 Gas Separation 3 2 5 4 9 23
164 Metal Founding 8 3 4 4 4 23
221 Article Dispensing 3 4 3 9 4 23
277 Seal for a Joint or Juncture 5 5 5 5 3 23
320 Electricity: Battery or Capacitor Charging or Discharging 5 1 4 6 7 23
474 Endless Belt Power Transmission Systems or Components 5 1 7 4 6 23
602 Surgery: Splint, Brace, or Bandage 6 5 3 6 3 23
101 Printing 4 5 5 4 4 22
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 3 4 6 4 5 22
228 Metal Fusion Bonding 2 2 4 7 6 21
256 Fences 6 2 1 7 5 21
266 Metallurgical Apparatus 7 4 5 2 3 21
410 Freight Accommodation On Freight Carrier 0 4 3 4 10 21
463 Amusement Devices: Games 4 4 1 7 5 21
112 Sewing 4 5 4 3 4 20
261 Gas and Liquid Contact Apparatus 5 2 4 4 5 20
416 Fluid Reaction Surfaces (i.e., Impellers) 1 1 6 7 5 20
441 Buoys, Rafts, and Aquatic Devices 4 6 4 4 2 20
096 Gas Separation: Apparatus 2 3 3 4 6 18
238 Railways: Surface Track 2 4 4 2 6 18
367 Communications, Electrical: Acoustic Wave Systems and Devices 3 6 3 3 3 18
071 Chemistry: Fertilizers 6 3 0 3 5 17
131 Tobacco 5 5 1 4 2 17
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 4 2 4 7 17
299 Mining or In Situ Disintegration of Hard Material 1 2 5 4 5 17
708 Arithmetic Processing and Calculating (Electrical Computers) 2 2 3 5 5 17
110 Furnaces 1 3 2 6 4 16
401 Coating Implements with Material Supply 1 3 6 1 5 16
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 2 2 3 6 3 16
706 DP: Artificial Intelligence (Data Processing) 0 7 1 6 2 16
014 Bridges 1 7 3 3 1 15
105 Railway Rolling Stock 0 3 1 4 7 15
200 Electricity: Circuit Makers and Breakers 3 7 2 3 0 15
326 Electronic Digital Logic Circuitry 0 3 1 6 5 15
419 Powder Metallurgy Processes 2 2 4 5 2 15
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 3 5 3 2 2 15
507 Earth Boring, Well Treating, and Oil Field Chemistry 2 2 4 3 4 15
725 Interactive Video Distribution Systems 0 3 5 5 2 15
181 Acoustics 1 4 3 4 2 14
237 Heating Systems 1 2 3 4 4 14
283 Printed Matter 4 2 2 3 3 14
384 Bearings 4 3 3 2 2 14
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 3 5 2 4 14
601 Surgery: Kinesitherapy 2 6 4 1 1 14
301 Land Vehicles: Wheels and Axles 4 1 4 2 2 13
368 Horology: Time Measuring Systems or Devices 2 4 4 1 2 13
374 Thermal Measuring and Testing 4 4 2 2 1 13
378 X-Ray or Gamma Ray Systems or Devices 1 2 2 2 6 13
452 Butchering 3 3 4 2 1 13
139 Textiles: Weaving 0 3 4 2 3 12
194 Check-Actuated Control Mechanisms 2 1 5 3 1 12
269 Work Holders 0 5 1 4 2 12
399 Electrophotography 5 3 0 2 2 12
408 Cutting by Use of Rotating Axially Moving Tool 2 2 1 5 2 12
472 Amusement Devices 1 3 4 0 4 12
504 Plant Protecting and Regulating Compositions 0 3 4 1 4 12
044 Fuel and Related Compositions 2 1 3 2 3 11
089 Ordnance 2 1 3 0 5 11
102 Ammunition and Explosives 6 1 2 0 2 11
122 Liquid Heaters and Vaporizers 2 4 3 1 1 11
169 Fire Extinguishers 1 1 3 2 4 11
271 Sheet Feeding or Delivering 2 0 4 4 1 11
376 Induced Nuclear Reactions: Processes, Systems, and Elements 4 2 3 2 0 11
383 Flexible Bags 1 3 2 2 3 11
406 Conveyors: Fluid Current 1 1 0 0 9 11
432 Heating 3 3 1 3 1 11
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 2 5 3 1 11
092 Expansible Chamber Devices 1 2 1 2 4 10
116 Signals and Indicators 3 2 2 1 2 10
173 Tool Driving or Impacting 0 2 0 4 4 10
236 Automatic Temperature and Humidity Regulation 0 2 3 5 0 10
409 Gear Cutting, Milling, or Planing 1 3 4 2 0 10
494 Imperforate Bowl: Centrifugal Separators 3 3 2 1 1 10
585 Chemistry of Hydrocarbon Compounds 0 3 4 1 2 10
057 Textiles: Spinning, Twisting, and Twining 1 1 1 2 4 9
100 Presses 2 3 2 0 2 9
177 Weighing Scales 3 3 1 0 2 9
192 Clutches and Power-Stop Control 2 3 0 3 1 9
226 Advancing Material of Indeterminate Length 2 1 1 1 4 9
305 Wheel Substitutes for Land Vehicles 2 3 1 1 2 9
396 Photography 2 1 3 1 2 9
475 Planetary Gear Transmission Systems or Components 2 1 3 2 1 9
505 Superconductor Technology: Apparatus, Material, Process 1 2 3 2 1 9
588 Hazardous or Toxic Waste Destruction or Containment 1 1 4 1 2 9
042 Firearms 2 1 3 1 1 8
124 Mechanical Guns and Projectors 4 2 1 0 1 8
184 Lubrication 2 2 0 3 1 8
190 Trunks and Hand-Carried Luggage 3 2 0 0 3 8
202 Distillation: Apparatus 0 2 4 2 0 8
246 Railway Switches and Signals 3 1 1 1 2 8
249 Static Molds 1 1 2 3 1 8
336 Inductor Devices 1 5 1 1 0 8
392 Electric Resistance Heating Devices 1 0 1 2 4 8
501 Compositions: Ceramic 2 0 2 1 3 8
082 Turning (e.g., for metal working) 1 1 2 1 2 7
267 Spring Devices 1 1 2 1 2 7
281 Books, Strips, and Leaves 1 1 2 2 1 7
303 Fluid-Pressure and Analogous Brake Systems 5 1 1 0 0 7
358 Facsimile and Static Presentation Processing 0 3 1 1 2 7
418 Rotary Expansible Chamber Devices 1 2 0 3 1 7
460 Crop Threshing or Separating 0 2 0 3 2 7
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 1 0 2 1 3 7
065 Glass Manufacturing 1 0 2 1 2 6
227 Elongated-Member-Driving Apparatus 1 1 1 3 0 6
290 Prime-Mover Dynamo Plants 0 2 0 2 2 6
293 Vehicle Fenders 1 3 0 1 1 6
001 ** Classification Undetermined ** 0 3 0 1 1 5
007 Compound Hand Tools 1 0 0 3 1 5
104 Railways 2 3 0 0 0 5
127 Sugar, Starch, and Carbohydrates 0 2 3 0 0 5
136 Batteries: Thermoelectric and Photoelectric 1 0 2 1 1 5
149 Explosive and Thermic Compositions or Charges 1 1 2 1 0 5
191 Electricity: Transmission To Vehicles 3 1 0 0 1 5
212 Traversing Hoists 1 1 0 1 2 5
337 Electricity: Electrothermally or Thermally Actuated Switches 1 3 0 0 1 5
349 Liquid Crystal Cells, Elements and Systems 1 0 2 0 2 5
353 Optics: Image Projectors 0 1 2 2 0 5
355 Photocopying 2 1 0 0 2 5
369 Dynamic Information Storage or Retrieval 0 3 2 0 0 5
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 1 1 3 5
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 1 2 1 1 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 1 1 0 1 4
027 Undertaking 0 1 0 2 1 4
063 Jewelry 0 2 1 1 0 4
091 Motors: Expansible Chamber Type 0 0 0 1 3 4
152 Resilient Tires and Wheels 2 0 0 1 1 4
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 3 4
203 Distillation: Processes, Separatory 0 1 2 1 0 4
223 Apparel Apparatus 1 2 1 0 0 4
279 Chucks or Sockets 1 0 1 0 2 4
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 1 1 2 0 4
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 0 2 1 1 4
054 Harness (for animals) 1 0 1 0 1 3
059 Chain, Staple, and Horseshoe Making 0 1 2 0 0 3
066 Textiles: Knitting 0 1 1 1 0 3
068 Textiles: Fluid Treating Apparatus 1 0 0 2 0 3
086 Ammunition and Explosive-Charge Making 2 1 0 0 0 3
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 2 0 0 0 3
125 Stone Working 2 0 1 0 0 3
142 Wood Turning 1 0 1 0 1 3
150 Purses, Wallets, and Protective Covers 2 0 1 0 0 3
201 Distillation: Processes, Thermolytic 0 3 0 0 0 3
313 Electric Lamp and Discharge Devices 0 1 1 0 1 3
332 Modulators 1 2 0 0 0 3
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 0 1 1 0 3
338 Electrical Resistors 1 0 1 1 0 3
360 Dynamic Magnetic Information Storage or Retrieval 0 1 2 0 0 3
373 Industrial Electric Heating Furnaces 0 1 2 0 0 3
400 Typewriting Machines 0 0 2 1 0 3
412 Bookbinding: Process and Apparatus 0 0 1 0 2 3
462 Books, Strips, and Leaves for Manifolding 1 0 0 1 1 3
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 1 0 2 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 1 1 0 1 3
012 Boot and Shoe Making 1 0 0 0 1 2
019 Textiles: Fiber Preparation 0 1 1 0 0 2
023 Chemistry: Physical Processes 0 0 0 0 2 2
028 Textiles: Manufacturing 0 0 2 0 0 2
038 Textiles: Ironing or Smoothing 1 0 1 0 0 2
051 Abrasive Tool Making Process, Material, or Composition 0 1 0 1 0 2
076 Metal Tools and Implements, Making 1 0 1 0 0 2
109 Safes, Bank Protection, or a Related Device 0 1 0 1 0 2
140 Wireworking 1 1 0 0 0 2
225 Severing by Tearing or Breaking 0 1 0 1 0 2
298 Land Vehicles: Dumping 1 0 0 1 0 2
329 Demodulators 1 0 0 1 0 2
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 1 0 0 2
449 Bee Culture (propagating, raising, caring for bees) 2 0 0 0 0 2
450 Foundation Garments 0 0 0 1 1 2
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 1 0 0 1 0 2
477 Interrelated Power Delivery Controls, Including Engine Control 0 0 1 0 1 2
492 Roll or Roller 1 0 1 0 0 2
026 Textiles: Cloth Finishing 0 0 0 0 1 1
048 Gas: Heating and Illuminating 0 0 0 0 1 1
157 Wheelwright Machines 0 0 0 1 0 1
159 Concentrating Evaporators 0 0 0 0 1 1
168 Farriery 0 0 0 1 0 1
178 Telegraphy 1 0 0 0 0 1
185 Motors: Spring, Weight, or Animal Powered 0 0 0 0 1 1
216 Etching a Substrate: Processes 1 0 0 0 0 1
217 Wooden Receptacles 0 0 1 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 1 0 1
232 Deposit and Collection Receptacles 0 0 1 0 0 1
270 Sheet-Material Associating 0 0 0 1 0 1
322 Electricity: Single Generator Systems 0 0 0 0 1 1
352 Optics: Motion Pictures 0 0 0 1 0 1
386 Television Signal Processing for Dynamic Recording or Reproducing 0 0 0 1 0 1
388 Electricity: Motor Control Systems 0 0 1 0 0 1
407 Cutters, for Shaping 0 0 1 0 0 1
413 Sheet Metal Container Making 1 0 0 0 0 1
453 Coin Handling 0 0 0 0 1 1
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 0 1 1
ALL ALL CLASSES 2379 2974 3226 3419 3606 15604



TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
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
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/

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Last Modified: April 9, 2002