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

PENNSYLVANIA

(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) 332 327 336 351 378 1724
435 Chemistry: Molecular Biology and Microbiology 117 163 210 166 230 886
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 151 171 169 185 164 840
532 Organic Compounds (includes Classes 532-570) 108 143 155 133 134 673
439 Electrical Connectors 93 96 95 135 106 525
428 Stock Material or Miscellaneous Articles 84 90 91 71 78 414
128 Surgery (includes Class 600) 48 53 55 52 41 249
210 Liquid Purification or Separation 42 45 46 39 25 197
427 Coating Processes 40 31 36 49 41 197
073 Measuring and Testing 33 44 39 32 31 179
052 Static Structures (e.g., Buildings) 34 29 36 35 41 175
340 Communications: Electrical 13 33 43 27 35 151
029 Metal Working 34 36 25 27 28 150
606 Surgery (instruments) 29 21 39 29 27 145
252 Compositions 35 30 31 30 17 143
062 Refrigeration 28 22 38 23 28 139
361 Electricity: Electrical Systems and Devices 18 27 40 25 24 134
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 14 25 28 24 43 134
359 Optics: Systems (Including Communication) and Elements 25 22 40 26 15 128
604 Surgery (Medicators and Receptors) 19 33 32 20 22 126
248 Supports (e.g., for holding articles, etc.) 19 29 24 26 26 124
423 Chemistry of Inorganic Compounds 31 24 20 24 24 123
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 21 23 28 18 24 114
385 Optical Waveguides 12 23 19 23 31 108
137 Fluid Handling 12 16 29 27 23 107
280 Land Vehicles 10 21 22 32 20 105
072 Metal Deforming 19 31 27 12 11 100
438 Semiconductor Device Manufacturing: Process 13 8 21 34 24 100
206 Special Receptacle or Package 13 21 30 27 8 99
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 11 19 15 27 24 96
362 Illumination 9 19 15 28 22 93
002 Apparel 16 14 23 25 13 91
250 Radiant Energy 14 25 17 21 14 91
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 11 16 23 19 22 91
174 Electricity: Conductors and Insulators 11 16 17 15 28 87
106 Compositions: Coating or Plastic 19 23 16 13 15 86
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 8 15 23 16 24 86
700 DP: Generic Control Systems or Specific Applications (Data Processing) 12 13 25 15 20 85
148 Metal Treatment 8 21 17 16 21 83
426 Food or Edible Material: Processes, Compositions, and Products 13 12 23 16 18 82
204 Chemistry: Electrical and Wave Energy 10 6 23 23 19 81
324 Electricity: Measuring and Testing 20 11 13 19 17 80
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 6 11 17 22 23 79
220 Receptacles 13 18 17 13 16 77
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 11 14 19 15 18 77
015 Brushing, Scrubbing, and General Cleaning 6 22 11 28 9 76
219 Electric Heating 9 18 19 14 16 76
198 Conveyors: Power-Driven 9 12 19 15 19 74
473 Games Using Tangible Projectile 9 25 17 12 11 74
056 Harvesters 6 12 20 18 13 69
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 14 16 15 15 9 69
436 Chemistry: Analytical and Immunological Testing 3 16 16 14 20 69
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 8 18 19 14 10 69
222 Dispensing (apparatus and process) 11 11 19 13 14 68
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 10 8 16 18 15 67
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 8 17 25 9 8 67
370 Multiplex Communications 11 5 12 16 22 66
379 Telephonic Communications 4 10 12 14 26 66
134 Cleaning and Liquid Contact with Solids 7 12 23 11 12 65
200 Electricity: Circuit Makers and Breakers 10 7 22 19 7 65
375 Pulse or Digital Communications 8 15 8 20 14 65
239 Fluid Sprinkling, Spraying, and Diffusing 9 18 11 18 8 64
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 7 8 21 11 16 63
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 10 8 14 30 63
095 Gas Separation: Processes 4 18 16 12 12 62
348 Television 8 10 9 18 17 62
273 Amusement Devices: Games 12 14 10 12 11 59
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 3 9 17 16 14 59
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 10 10 15 7 16 58
451 Abrading 10 12 9 16 11 58
702 DP: Measuring, Calibrating, or Testing (Data Processing) 10 12 12 14 9 57
182 Fire Escape, Ladder, or Scaffold 8 13 18 12 5 56
356 Optics: Measuring and Testing 6 16 9 15 9 55
119 Animal Husbandry 10 10 13 7 14 54
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 7 8 19 9 11 54
297 Chairs and Seats 8 8 17 12 9 54
341 Coded Data Generation or Conversion 13 8 6 11 16 54
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 5 17 7 15 10 54
382 Image Analysis 6 10 16 11 11 54
433 Dentistry 5 15 9 10 15 54
405 Hydraulic and Earth Engineering 5 13 15 9 11 53
053 Package Making 6 7 12 18 9 52
294 Handling: Hand and Hoist-Line Implements 13 11 11 13 4 52
482 Exercise Devices 10 13 11 9 9 52
310 Electrical Generator or Motor Structure 11 13 3 11 13 51
211 Supports: Racks 8 8 14 11 8 49
376 Induced Nuclear Reactions: Processes, Systems, and Elements 13 14 9 5 8 49
455 Telecommunications 7 8 9 13 11 48
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 4 12 10 13 9 48
160 Flexible or Portable Closure, Partition, or Panel 8 11 8 11 9 47
043 Fishing, Trapping, and Vermin Destroying 7 10 11 11 7 46
060 Power Plants 8 6 11 9 12 46
229 Envelopes, Wrappers, and Paperboard Boxes 6 10 6 13 11 46
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 3 11 8 13 11 46
228 Metal Fusion Bonding 4 4 10 11 16 45
417 Pumps 3 5 10 12 15 45
083 Cutting 3 11 10 14 6 44
318 Electricity: Motive Power Systems 2 10 9 13 10 44
081 Tools 3 6 15 11 8 43
414 Material or Article Handling 7 5 11 14 6 43
446 Amusement Devices: Toys 2 8 9 17 7 43
501 Compositions: Ceramic 8 7 6 6 16 43
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 10 9 6 8 10 43
714 Error Detection/Correction and Fault Detection/Recovery 8 8 6 11 10 43
162 Paper Making and Fiber Liberation 6 12 8 10 6 42
296 Land Vehicles: Bodies and Tops 1 10 14 8 9 42
004 Baths, Closets, Sinks, and Spittoons 6 11 7 8 8 40
315 Electric Lamp and Discharge Devices: Systems 7 4 11 8 10 40
005 Beds 8 9 6 7 9 39
034 Drying and Gas or Vapor Contact with Solids 10 5 4 12 7 38
307 Electrical Transmission or Interconnection Systems 8 7 12 6 5 38
292 Closure Fasteners 9 6 7 11 4 37
330 Amplifiers 5 3 8 14 7 37
251 Valves and Valve Actuation 6 8 7 8 7 36
266 Metallurgical Apparatus 7 7 6 9 7 36
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 4 10 3 9 10 36
372 Coherent Light Generators 3 8 7 7 11 36
434 Education and Demonstration 4 9 11 10 2 36
285 Pipe Joints or Couplings 1 9 9 8 8 35
343 Communications: Radio Wave Antennas 4 4 8 6 13 35
504 Plant Protecting and Regulating Compositions 9 9 6 5 6 35
074 Machine Element or Mechanism 3 9 11 8 3 34
123 Internal-Combustion Engines 2 3 5 6 18 34
215 Bottles and Jars 6 5 10 8 5 34
224 Package and Article Carriers 3 11 12 4 4 34
313 Electric Lamp and Discharge Devices 5 5 10 5 9 34
403 Joints and Connections 5 9 4 10 6 34
180 Motor Vehicles 5 4 10 6 8 33
303 Fluid-Pressure and Analogous Brake Systems 2 9 7 9 6 33
365 Static Information Storage and Retrieval 0 3 9 13 8 33
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 7 5 8 3 10 33
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 6 10 8 8 33
711 Memory (Electrical Computers and Digital Processing Systems) 5 3 6 9 10 33
725 Interactive Video Distribution Systems 6 8 8 7 4 33
366 Agitating (e.g., of articles and materials) 6 6 12 4 4 32
047 Plant Husbandry 6 1 7 11 6 31
084 Music 3 9 11 4 4 31
105 Railway Rolling Stock 7 6 5 4 9 31
299 Mining or In Situ Disintegration of Hard Material 9 8 2 3 9 31
363 Electric Power Conversion Systems 9 4 6 6 6 31
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 4 5 4 8 10 31
708 Arithmetic Processing and Calculating (Electrical Computers) 2 3 12 8 6 31
030 Cutlery 5 3 12 5 5 30
036 Boots, Shoes, and Leggings 7 6 10 5 2 30
040 Card, Picture, or Sign Exhibiting 1 6 9 9 5 30
208 Mineral Oils: Processes and Products 11 4 6 3 6 30
209 Classifying, Separating, and Assorting Solids 0 3 9 11 7 30
312 Supports: Cabinet Structure 7 10 6 4 3 30
419 Powder Metallurgy Processes 8 7 8 4 3 30
585 Chemistry of Hydrocarbon Compounds 9 4 6 2 9 30
432 Heating 4 8 9 3 5 29
101 Printing 4 8 3 7 6 28
165 Heat Exchange 6 5 7 4 6 28
242 Winding, Tensioning, or Guiding 4 9 6 4 5 28
710 Input/Output (Electrical Computers and Digital Processing Systems) 2 6 8 2 10 28
138 Pipes and Tubular Conduits 7 5 8 2 5 27
164 Metal Founding 6 7 9 2 3 27
033 Geometrical Instruments 3 6 3 9 5 26
132 Toilet 2 6 12 3 3 26
241 Solid Material Comminution or Disintegration 5 9 2 4 6 26
267 Spring Devices 3 4 5 6 8 26
055 Gas Separation 3 5 6 4 7 25
070 Locks 1 6 7 7 4 25
118 Coating Apparatus 5 6 8 1 5 25
175 Boring or Penetrating the Earth 0 3 6 8 8 25
323 Electricity: Power Supply or Regulation Systems 6 8 4 5 2 25
326 Electronic Digital Logic Circuitry 1 3 7 11 3 25
351 Optics: Eye Examining, Vision Testing and Correcting 2 3 4 10 6 25
383 Flexible Bags 4 2 2 7 10 25
042 Firearms 4 5 9 2 4 24
108 Horizontally Supported Planar Surfaces 9 1 5 3 6 24
246 Railway Switches and Signals 6 8 1 5 4 24
401 Coating Implements with Material Supply 2 3 6 7 6 24
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 3 6 4 5 6 24
016 Miscellaneous Hardware 5 7 4 2 5 23
065 Glass Manufacturing 5 8 8 1 1 23
110 Furnaces 6 6 2 5 4 23
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 2 9 5 3 4 23
221 Article Dispensing 1 7 5 7 3 23
244 Aeronautics 3 5 2 8 5 23
269 Work Holders 0 5 4 6 8 23
374 Thermal Measuring and Testing 3 5 4 7 4 23
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 2 10 3 3 4 22
114 Ships 4 4 4 6 4 22
331 Oscillators 5 1 2 6 8 22
333 Wave Transmission Lines and Networks 0 5 5 4 8 22
415 Rotary Kinetic Fluid Motors or Pumps 1 3 7 6 5 22
096 Gas Separation: Apparatus 5 5 2 5 4 21
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 5 3 3 9 21
099 Foods and Beverages: Apparatus 3 6 4 6 1 20
169 Fire Extinguishers 5 2 5 6 2 20
188 Brakes 2 1 4 7 6 20
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 4 7 5 3 20
408 Cutting by Use of Rotating Axially Moving Tool 4 4 5 1 6 20
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 3 1 7 4 5 20
602 Surgery: Splint, Brace, or Bandage 5 2 5 4 4 20
607 Surgery: Light, Thermal, and Electrical Application 5 4 4 4 3 20
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 3 5 4 4 4 20
717 DP: Software Development, Installation, and Management (Data Processing) 1 1 6 5 7 20
135 Tent, Canopy, Umbrella, or Cane 3 4 2 4 6 19
271 Sheet Feeding or Delivering 5 3 2 5 4 19
381 Electrical Audio Signal Processing Systems and Devices 5 8 0 2 4 19
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 4 4 4 5 2 19
416 Fluid Reaction Surfaces (i.e., Impellers) 2 3 1 10 3 19
431 Combustion 8 3 2 2 4 19
454 Ventilation 1 1 5 4 8 19
713 Support (Electrical Computers and Digital Processing Systems) 0 2 4 7 6 19
283 Printed Matter 2 7 4 3 2 18
203 Distillation: Processes, Separatory 1 5 3 5 3 17
277 Seal for a Joint or Juncture 1 0 8 3 5 17
373 Industrial Electric Heating Furnaces 1 2 4 8 2 17
407 Cutters, for Shaping 1 3 5 6 2 17
024 Buckles, Buttons, Clasps, Etc. 2 2 4 4 4 16
037 Excavating 3 2 4 5 2 16
049 Movable or Removable Closures 1 6 4 3 2 16
102 Ammunition and Explosives 4 2 4 4 2 16
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 2 4 5 4 1 16
126 Stoves and Furnaces 0 6 6 3 1 16
213 Railway Draft Appliances 2 2 4 6 2 16
367 Communications, Electrical: Acoustic Wave Systems and Devices 4 4 1 4 3 16
378 X-Ray or Gamma Ray Systems or Devices 3 6 0 2 5 16
384 Bearings 2 2 6 4 2 16
386 Television Signal Processing for Dynamic Recording or Reproducing 5 5 1 3 2 16
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 2 5 3 2 4 16
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 1 4 3 3 5 16
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 4 2 2 4 4 16
104 Railways 3 3 5 2 2 15
144 Woodworking 2 3 5 4 1 15
181 Acoustics 2 3 2 6 2 15
194 Check-Actuated Control Mechanisms 3 3 3 4 2 15
216 Etching a Substrate: Processes 1 6 6 2 0 15
337 Electricity: Electrothermally or Thermally Actuated Switches 0 3 6 6 0 15
406 Conveyors: Fluid Current 4 3 2 2 4 15
452 Butchering 2 1 3 3 6 15
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 2 3 2 1 6 14
392 Electric Resistance Heating Devices 1 3 3 5 2 14
420 Alloys or Metallic Compositions 3 3 3 2 3 14
463 Amusement Devices: Games 3 2 4 4 1 14
588 Hazardous or Toxic Waste Destruction or Containment 5 4 2 1 2 14
027 Undertaking 2 5 2 4 0 13
124 Mechanical Guns and Projectors 2 3 5 3 0 13
256 Fences 1 2 2 2 6 13
404 Road Structure, Process, or Apparatus 4 1 6 2 0 13
044 Fuel and Related Compositions 4 3 3 1 1 12
071 Chemistry: Fertilizers 3 4 1 1 3 12
261 Gas and Liquid Contact Apparatus 2 0 4 3 3 12
173 Tool Driving or Impacting 2 1 6 1 1 11
184 Lubrication 3 1 2 2 3 11
320 Electricity: Battery or Capacitor Charging or Discharging 3 1 1 2 4 11
338 Electrical Resistors 2 2 2 2 3 11
410 Freight Accommodation On Freight Carrier 3 1 2 2 3 11
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 2 2 0 5 2 11
014 Bridges 3 4 1 2 0 10
092 Expansible Chamber Devices 3 2 2 3 0 10
122 Liquid Heaters and Vaporizers 2 2 1 2 3 10
136 Batteries: Thermoelectric and Photoelectric 1 1 3 2 3 10
172 Earth Working 0 4 1 3 2 10
290 Prime-Mover Dynamo Plants 3 1 3 1 2 10
380 Cryptography 5 1 2 0 2 10
396 Photography 1 3 2 2 2 10
601 Surgery: Kinesitherapy 1 2 2 3 2 10
226 Advancing Material of Indeterminate Length 0 4 5 0 0 9
472 Amusement Devices 3 2 3 0 1 9
507 Earth Boring, Well Treating, and Oil Field Chemistry 4 2 2 1 0 9
100 Presses 1 3 2 2 0 8
225 Severing by Tearing or Breaking 0 1 2 2 3 8
232 Deposit and Collection Receptacles 1 0 4 1 2 8
349 Liquid Crystal Cells, Elements and Systems 2 3 0 0 3 8
360 Dynamic Magnetic Information Storage or Retrieval 1 1 2 3 1 8
369 Dynamic Information Storage or Retrieval 0 4 2 1 1 8
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 1 0 3 0 4 8
063 Jewelry 2 2 1 2 0 7
091 Motors: Expansible Chamber Type 0 1 1 4 1 7
227 Elongated-Member-Driving Apparatus 0 0 1 1 5 7
236 Automatic Temperature and Humidity Regulation 2 2 0 2 1 7
279 Chucks or Sockets 0 0 2 3 2 7
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 1 1 4 0 7
409 Gear Cutting, Milling, or Planing 2 1 2 2 0 7
440 Marine Propulsion 0 1 2 3 1 7
111 Planting 1 0 0 2 3 6
139 Textiles: Weaving 0 0 0 3 3 6
177 Weighing Scales 1 1 2 2 0 6
301 Land Vehicles: Wheels and Axles 0 1 1 3 1 6
322 Electricity: Single Generator Systems 3 1 2 0 0 6
347 Incremental Printing of Symbolic Information 1 1 1 1 2 6
418 Rotary Expansible Chamber Devices 0 2 1 2 1 6
706 DP: Artificial Intelligence (Data Processing) 0 3 1 0 2 6
048 Gas: Heating and Illuminating 0 0 1 2 2 5
116 Signals and Indicators 1 0 2 0 2 5
131 Tobacco 2 1 1 0 1 5
150 Purses, Wallets, and Protective Covers 0 3 1 1 0 5
202 Distillation: Apparatus 2 1 0 1 1 5
212 Traversing Hoists 0 2 1 1 1 5
223 Apparel Apparatus 0 0 3 1 1 5
249 Static Molds 3 1 0 0 1 5
336 Inductor Devices 1 3 0 1 0 5
358 Facsimile and Static Presentation Processing 2 1 2 0 0 5
400 Typewriting Machines 0 1 3 1 0 5
441 Buoys, Rafts, and Aquatic Devices 0 3 2 0 0 5
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 2 1 1 1 5
007 Compound Hand Tools 2 1 0 0 1 4
038 Textiles: Ironing or Smoothing 0 0 2 1 1 4
066 Textiles: Knitting 0 1 1 1 1 4
082 Turning (e.g., for metal working) 1 0 1 1 1 4
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 0 1 1 1 4
168 Farriery 3 0 0 0 1 4
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 2 0 1 1 4
190 Trunks and Hand-Carried Luggage 0 1 0 1 2 4
191 Electricity: Transmission To Vehicles 0 0 0 2 2 4
238 Railways: Surface Track 1 0 1 2 0 4
270 Sheet-Material Associating 0 1 1 1 1 4
293 Vehicle Fenders 1 0 0 2 1 4
332 Modulators 0 0 2 0 2 4
028 Textiles: Manufacturing 0 0 1 2 0 3
068 Textiles: Fluid Treating Apparatus 0 0 1 1 1 3
087 Textiles: Braiding, Netting, and Lace Making 1 1 0 0 1 3
089 Ordnance 1 1 0 1 0 3
140 Wireworking 3 0 0 0 0 3
152 Resilient Tires and Wheels 2 1 0 0 0 3
192 Clutches and Power-Stop Control 0 0 1 1 1 3
353 Optics: Image Projectors 0 2 0 1 0 3
368 Horology: Time Measuring Systems or Devices 1 1 1 0 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 0 0 2 3
460 Crop Threshing or Separating 0 0 0 1 2 3
475 Planetary Gear Transmission Systems or Components 0 0 0 3 0 3
505 Superconductor Technology: Apparatus, Material, Process 1 0 1 1 0 3
001 ** Classification Undetermined ** 0 0 1 1 0 2
012 Boot and Shoe Making 0 1 0 0 1 2
057 Textiles: Spinning, Twisting, and Twining 0 1 0 0 1 2
059 Chain, Staple, and Horseshoe Making 1 1 0 0 0 2
086 Ammunition and Explosive-Charge Making 1 1 0 0 0 2
112 Sewing 0 1 0 1 0 2
125 Stone Working 0 0 1 0 1 2
127 Sugar, Starch, and Carbohydrates 0 1 1 0 0 2
178 Telegraphy 0 1 0 1 0 2
237 Heating Systems 0 1 0 1 0 2
298 Land Vehicles: Dumping 1 0 0 0 1 2
352 Optics: Motion Pictures 0 0 0 1 1 2
355 Photocopying 1 0 1 0 0 2
399 Electrophotography 0 0 1 1 0 2
413 Sheet Metal Container Making 0 0 2 0 0 2
450 Foundation Garments 0 2 0 0 0 2
453 Coin Handling 1 0 0 0 1 2
492 Roll or Roller 0 1 1 0 0 2
494 Imperforate Bowl: Centrifugal Separators 0 0 2 0 0 2
512 Perfume Compositions 0 0 1 0 1 2
023 Chemistry: Physical Processes 0 0 0 0 1 1
026 Textiles: Cloth Finishing 0 0 0 1 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 1 0 0 1
054 Harness (for animals) 1 0 0 0 0 1
076 Metal Tools and Implements, Making 0 1 0 0 0 1
142 Wood Turning 0 0 1 0 0 1
157 Wheelwright Machines 0 0 0 0 1 1
185 Motors: Spring, Weight, or Animal Powered 0 1 0 0 0 1
186 Merchandising 0 1 0 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 0 1 0 1
217 Wooden Receptacles 0 1 0 0 0 1
281 Books, Strips, and Leaves 0 1 0 0 0 1
289 Knots and Knot Tying 0 0 0 1 0 1
295 Railway Wheels and Axles 0 0 1 0 0 1
329 Demodulators 0 1 0 0 0 1
346 Recorders 0 0 0 1 0 1
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 0 1 0 1
412 Bookbinding: Process and Apparatus 1 0 0 0 0 1
474 Endless Belt Power Transmission Systems or Components 0 0 1 0 0 1
ALL ALL CLASSES 2697 3370 3752 3636 3534 16989



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/

[Top] [Regional Listing] [TAF Home Page] [USPTO Home Page]

Last Modified: April 9, 2002