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

MASSACHUSETTS

(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) 257 290 316 253 321 1437
435 Chemistry: Molecular Biology and Microbiology 220 276 258 232 272 1258
128 Surgery (includes Class 600) 79 134 125 119 105 562
606 Surgery (instruments) 73 91 104 92 89 449
532 Organic Compounds (includes Classes 532-570) 65 82 66 77 76 366
370 Multiplex Communications 32 41 64 64 98 299
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 40 44 73 62 75 294
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 28 63 61 68 65 285
604 Surgery (Medicators and Receptors) 45 52 63 52 48 260
428 Stock Material or Miscellaneous Articles 46 52 68 56 35 257
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 25 50 34 73 73 255
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 20 52 62 49 64 247
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 39 63 53 47 40 242
382 Image Analysis 23 44 46 51 76 240
073 Measuring and Testing 39 53 48 40 40 220
359 Optics: Systems (Including Communication) and Elements 30 42 44 42 45 203
250 Radiant Energy 31 48 41 33 47 200
711 Memory (Electrical Computers and Digital Processing Systems) 20 30 34 50 66 200
210 Liquid Purification or Separation 25 35 44 46 40 190
473 Games Using Tangible Projectile 22 40 31 37 60 190
714 Error Detection/Correction and Fault Detection/Recovery 30 43 44 34 32 183
710 Input/Output (Electrical Computers and Digital Processing Systems) 25 30 36 37 38 166
356 Optics: Measuring and Testing 27 37 27 36 23 150
361 Electricity: Electrical Systems and Devices 20 32 32 33 33 150
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 27 25 30 39 23 144
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 33 23 28 30 29 143
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 16 23 35 29 40 143
324 Electricity: Measuring and Testing 23 32 31 22 34 142
378 X-Ray or Gamma Ray Systems or Devices 17 26 26 27 35 131
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 17 31 31 21 23 123
427 Coating Processes 25 20 20 25 22 112
340 Communications: Electrical 17 25 18 19 28 107
439 Electrical Connectors 9 22 15 40 21 107
375 Pulse or Digital Communications 13 25 19 30 18 105
713 Support (Electrical Computers and Digital Processing Systems) 19 16 17 14 36 102
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 24 22 18 18 17 99
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 14 10 18 24 31 97
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 14 10 17 28 27 96
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 12 15 28 24 16 95
204 Chemistry: Electrical and Wave Energy 17 15 21 18 23 94
436 Chemistry: Analytical and Immunological Testing 13 23 24 19 14 93
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 13 21 18 23 11 86
315 Electric Lamp and Discharge Devices: Systems 8 14 9 33 22 86
379 Telephonic Communications 16 23 16 17 14 86
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 12 16 22 16 20 86
206 Special Receptacle or Package 15 22 16 18 14 85
385 Optical Waveguides 9 17 18 17 22 83
348 Television 10 18 21 14 19 82
029 Metal Working 9 18 18 13 22 80
438 Semiconductor Device Manufacturing: Process 14 9 17 20 18 78
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 9 14 15 17 22 77
341 Coded Data Generation or Conversion 15 16 10 14 21 76
002 Apparel 12 7 20 17 15 71
310 Electrical Generator or Motor Structure 9 15 13 14 20 71
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 10 12 15 18 16 71
219 Electric Heating 5 7 18 22 18 70
248 Supports (e.g., for holding articles, etc.) 4 16 17 22 11 70
717 DP: Software Development, Installation, and Management (Data Processing) 6 7 17 20 20 70
313 Electric Lamp and Discharge Devices 12 20 9 12 16 69
062 Refrigeration 8 19 18 8 15 68
360 Dynamic Magnetic Information Storage or Retrieval 7 13 13 20 13 66
137 Fluid Handling 10 9 14 12 19 64
607 Surgery: Light, Thermal, and Electrical Application 4 15 12 10 23 64
700 DP: Generic Control Systems or Specific Applications (Data Processing) 6 10 15 13 19 63
702 DP: Measuring, Calibrating, or Testing (Data Processing) 8 12 14 13 15 62
381 Electrical Audio Signal Processing Systems and Devices 4 19 20 11 7 61
280 Land Vehicles 6 12 17 14 11 60
052 Static Structures (e.g., Buildings) 8 10 13 9 19 59
362 Illumination 8 3 19 15 13 58
118 Coating Apparatus 13 8 9 14 13 57
358 Facsimile and Static Presentation Processing 13 13 11 13 7 57
363 Electric Power Conversion Systems 11 13 12 10 11 57
708 Arithmetic Processing and Calculating (Electrical Computers) 6 14 10 15 10 55
060 Power Plants 14 12 7 9 12 54
482 Exercise Devices 6 15 11 13 9 54
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 16 11 11 8 7 53
174 Electricity: Conductors and Insulators 8 7 7 10 19 51
396 Photography 5 15 14 10 7 51
106 Compositions: Coating or Plastic 13 12 9 9 7 50
030 Cutlery 4 11 12 9 13 49
036 Boots, Shoes, and Leggings 6 7 12 13 9 47
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 12 8 7 10 10 47
351 Optics: Eye Examining, Vision Testing and Correcting 5 10 14 8 10 47
372 Coherent Light Generators 9 8 3 13 13 46
084 Music 10 14 8 5 8 45
222 Dispensing (apparatus and process) 6 7 7 12 13 45
347 Incremental Printing of Symbolic Information 6 9 12 11 7 45
024 Buckles, Buttons, Clasps, Etc. 6 9 5 17 7 44
101 Printing 4 16 7 7 10 44
423 Chemistry of Inorganic Compounds 6 6 12 11 9 44
318 Electricity: Motive Power Systems 11 10 9 9 4 43
343 Communications: Radio Wave Antennas 6 5 8 10 14 43
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 4 8 13 7 11 43
455 Telecommunications 6 10 11 10 6 43
433 Dentistry 5 11 7 9 10 42
434 Education and Demonstration 4 7 10 15 6 42
426 Food or Edible Material: Processes, Compositions, and Products 5 10 10 6 9 40
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 2 7 12 7 12 40
416 Fluid Reaction Surfaces (i.e., Impellers) 13 3 5 4 14 39
015 Brushing, Scrubbing, and General Cleaning 5 10 10 10 3 38
252 Compositions 7 10 6 6 7 36
273 Amusement Devices: Games 10 6 9 7 4 36
367 Communications, Electrical: Acoustic Wave Systems and Devices 11 7 5 5 8 36
414 Material or Article Handling 9 4 4 13 6 36
323 Electricity: Power Supply or Regulation Systems 9 6 9 6 5 35
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 6 6 8 6 8 34
505 Superconductor Technology: Apparatus, Material, Process 5 4 10 8 7 34
451 Abrading 6 4 7 10 6 33
132 Toilet 2 9 8 9 4 32
224 Package and Article Carriers 6 12 8 4 2 32
380 Cryptography 5 10 1 6 10 32
072 Metal Deforming 3 5 8 4 11 31
074 Machine Element or Mechanism 10 7 5 4 5 31
242 Winding, Tensioning, or Guiding 5 8 7 4 7 31
297 Chairs and Seats 4 7 7 8 5 31
431 Combustion 2 2 9 11 7 31
083 Cutting 4 8 4 7 7 30
114 Ships 2 9 8 8 3 30
330 Amplifiers 4 11 4 6 5 30
417 Pumps 5 4 8 6 7 30
070 Locks 6 9 4 3 7 29
164 Metal Founding 5 8 8 4 4 29
366 Agitating (e.g., of articles and materials) 3 12 5 3 6 29
051 Abrasive Tool Making Process, Material, or Composition 4 6 6 6 6 28
033 Geometrical Instruments 5 6 5 3 8 27
005 Beds 5 5 7 4 5 26
165 Heat Exchange 4 4 7 4 7 26
220 Receptacles 3 4 6 5 8 26
228 Metal Fusion Bonding 7 2 5 5 7 26
244 Aeronautics 4 5 5 2 10 26
307 Electrical Transmission or Interconnection Systems 5 6 8 3 4 26
392 Electric Resistance Heating Devices 5 5 3 6 7 26
294 Handling: Hand and Hoist-Line Implements 2 8 7 6 2 25
333 Wave Transmission Lines and Networks 2 2 6 5 10 25
415 Rotary Kinetic Fluid Motors or Pumps 7 4 5 3 6 25
706 DP: Artificial Intelligence (Data Processing) 2 12 2 3 6 25
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 6 2 4 9 3 24
119 Animal Husbandry 3 5 5 8 3 24
123 Internal-Combustion Engines 2 2 7 4 9 24
134 Cleaning and Liquid Contact with Solids 6 5 5 3 5 24
200 Electricity: Circuit Makers and Breakers 1 10 8 3 2 24
494 Imperforate Bowl: Centrifugal Separators 10 7 0 5 2 24
365 Static Information Storage and Retrieval 4 7 7 3 2 23
374 Thermal Measuring and Testing 2 8 2 5 6 23
405 Hydraulic and Earth Engineering 4 8 5 5 1 23
369 Dynamic Information Storage or Retrieval 1 8 3 5 5 22
602 Surgery: Splint, Brace, or Bandage 6 6 4 4 2 22
136 Batteries: Thermoelectric and Photoelectric 3 3 5 4 6 21
251 Valves and Valve Actuation 9 0 3 5 4 21
401 Coating Implements with Material Supply 3 0 7 2 9 21
446 Amusement Devices: Toys 1 4 6 3 7 21
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 7 5 1 1 7 21
040 Card, Picture, or Sign Exhibiting 2 3 4 9 2 20
216 Etching a Substrate: Processes 2 5 5 5 3 20
277 Seal for a Joint or Juncture 2 4 2 4 8 20
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 3 3 8 4 2 20
004 Baths, Closets, Sinks, and Spittoons 0 8 3 2 6 19
209 Classifying, Separating, and Assorting Solids 2 6 4 6 1 19
237 Heating Systems 2 3 5 2 7 19
320 Electricity: Battery or Capacitor Charging or Discharging 1 0 2 10 6 19
501 Compositions: Ceramic 4 3 4 4 4 19
042 Firearms 3 3 2 2 8 18
043 Fishing, Trapping, and Vermin Destroying 3 3 6 5 1 18
148 Metal Treatment 4 3 5 4 2 18
181 Acoustics 0 4 6 6 2 18
211 Supports: Racks 3 1 6 4 4 18
239 Fluid Sprinkling, Spraying, and Diffusing 2 3 6 4 3 18
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 4 4 2 2 5 17
160 Flexible or Portable Closure, Partition, or Panel 3 2 3 5 4 17
221 Article Dispensing 2 7 3 3 2 17
227 Elongated-Member-Driving Apparatus 4 3 2 2 6 17
296 Land Vehicles: Bodies and Tops 1 5 1 3 7 17
386 Television Signal Processing for Dynamic Recording or Reproducing 3 3 5 6 0 17
034 Drying and Gas or Vapor Contact with Solids 2 2 4 4 4 16
182 Fire Escape, Ladder, or Scaffold 2 5 4 3 2 16
326 Electronic Digital Logic Circuitry 1 6 1 5 3 16
349 Liquid Crystal Cells, Elements and Systems 4 3 4 2 3 16
403 Joints and Connections 3 4 1 3 5 16
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 3 3 2 5 15
312 Supports: Cabinet Structure 4 3 2 1 5 15
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 3 4 4 3 14
053 Package Making 5 4 1 3 1 14
055 Gas Separation 0 4 2 4 4 14
169 Fire Extinguishers 2 4 1 4 3 14
261 Gas and Liquid Contact Apparatus 3 2 0 6 3 14
355 Photocopying 5 3 2 2 2 14
099 Foods and Beverages: Apparatus 2 5 3 1 2 13
285 Pipe Joints or Couplings 2 5 0 3 3 13
384 Bearings 3 0 2 5 3 13
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 3 3 5 1 1 13
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 2 2 2 4 3 13
440 Marine Propulsion 0 0 1 8 4 13
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 2 4 5 0 2 13
601 Surgery: Kinesitherapy 2 3 1 4 3 13
049 Movable or Removable Closures 4 0 3 4 1 12
095 Gas Separation: Processes 4 1 3 4 0 12
096 Gas Separation: Apparatus 4 1 3 1 3 12
126 Stoves and Furnaces 2 0 3 4 3 12
180 Motor Vehicles 2 1 4 3 2 12
198 Conveyors: Power-Driven 2 2 1 6 1 12
241 Solid Material Comminution or Disintegration 1 3 4 1 3 12
331 Oscillators 1 2 2 2 5 12
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 4 3 4 0 1 12
400 Typewriting Machines 1 3 5 2 1 12
037 Excavating 2 3 2 2 2 11
066 Textiles: Knitting 0 1 1 5 4 11
108 Horizontally Supported Planar Surfaces 3 2 1 2 3 11
112 Sewing 4 3 3 1 0 11
135 Tent, Canopy, Umbrella, or Cane 4 1 2 2 2 11
138 Pipes and Tubular Conduits 0 0 2 6 3 11
162 Paper Making and Fiber Liberation 1 3 2 3 2 11
188 Brakes 2 4 0 2 3 11
254 Implements or Apparatus for Applying Pushing or Pulling Force 2 2 3 1 3 11
271 Sheet Feeding or Delivering 4 4 2 0 1 11
281 Books, Strips, and Leaves 1 4 3 2 1 11
463 Amusement Devices: Games 1 2 1 3 4 11
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 1 3 2 3 2 11
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 3 2 2 2 2 11
065 Glass Manufacturing 3 1 5 0 1 10
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 2 4 3 0 10
283 Printed Matter 0 2 2 2 4 10
290 Prime-Mover Dynamo Plants 0 5 0 3 2 10
353 Optics: Image Projectors 3 3 3 0 1 10
454 Ventilation 2 1 2 2 3 10
081 Tools 0 1 2 3 3 9
110 Furnaces 4 2 0 1 2 9
229 Envelopes, Wrappers, and Paperboard Boxes 1 2 1 2 3 9
474 Endless Belt Power Transmission Systems or Components 5 3 0 1 0 9
725 Interactive Video Distribution Systems 1 1 3 3 1 9
089 Ordnance 2 3 1 1 1 8
368 Horology: Time Measuring Systems or Devices 2 2 0 2 2 8
376 Induced Nuclear Reactions: Processes, Systems, and Elements 1 1 3 0 3 8
409 Gear Cutting, Milling, or Planing 2 1 3 1 1 8
419 Powder Metallurgy Processes 0 1 4 2 1 8
432 Heating 1 3 2 0 2 8
445 Electric Lamp or Space Discharge Component or Device Manufacturing 2 2 1 2 1 8
475 Planetary Gear Transmission Systems or Components 1 2 5 0 0 8
016 Miscellaneous Hardware 1 1 1 0 4 7
047 Plant Husbandry 0 2 1 1 3 7
122 Liquid Heaters and Vaporizers 0 3 3 1 0 7
131 Tobacco 1 1 3 2 0 7
336 Inductor Devices 0 2 1 3 1 7
408 Cutting by Use of Rotating Axially Moving Tool 1 1 5 0 0 7
476 Friction Gear Transmission Systems or Components 0 1 2 2 2 7
504 Plant Protecting and Regulating Compositions 1 2 0 2 2 7
087 Textiles: Braiding, Netting, and Lace Making 1 1 3 1 0 6
104 Railways 2 0 1 1 2 6
144 Woodworking 1 2 1 2 0 6
172 Earth Working 1 1 2 2 0 6
177 Weighing Scales 2 0 0 1 3 6
223 Apparel Apparatus 0 0 4 0 2 6
226 Advancing Material of Indeterminate Length 0 3 1 1 1 6
236 Automatic Temperature and Humidity Regulation 1 2 1 1 1 6
267 Spring Devices 1 1 2 1 1 6
407 Cutters, for Shaping 1 2 1 2 0 6
418 Rotary Expansible Chamber Devices 1 3 1 1 0 6
001 ** Classification Undetermined ** 0 2 1 1 1 5
044 Fuel and Related Compositions 0 1 2 1 1 5
063 Jewelry 3 2 0 0 0 5
076 Metal Tools and Implements, Making 2 2 1 0 0 5
125 Stone Working 0 1 1 2 1 5
215 Bottles and Jars 0 2 1 1 1 5
346 Recorders 0 3 1 1 0 5
383 Flexible Bags 2 0 1 1 1 5
399 Electrophotography 1 3 0 1 0 5
441 Buoys, Rafts, and Aquatic Devices 3 1 0 1 0 5
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 3 1 0 0 1 5
585 Chemistry of Hydrocarbon Compounds 2 1 0 0 2 5
588 Hazardous or Toxic Waste Destruction or Containment 4 0 1 0 0 5
007 Compound Hand Tools 1 1 1 0 1 4
026 Textiles: Cloth Finishing 4 0 0 0 0 4
100 Presses 1 1 0 1 1 4
102 Ammunition and Explosives 1 1 1 1 0 4
124 Mechanical Guns and Projectors 2 0 1 0 1 4
127 Sugar, Starch, and Carbohydrates 0 2 1 0 1 4
139 Textiles: Weaving 1 1 0 2 0 4
140 Wireworking 1 0 2 0 1 4
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 0 0 1 2 4
175 Boring or Penetrating the Earth 1 0 2 1 0 4
202 Distillation: Apparatus 1 0 2 0 1 4
292 Closure Fasteners 0 1 1 0 2 4
332 Modulators 2 0 1 1 0 4
337 Electricity: Electrothermally or Thermally Actuated Switches 0 1 2 0 1 4
338 Electrical Resistors 2 0 1 0 1 4
404 Road Structure, Process, or Apparatus 2 1 0 1 0 4
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 2 1 1 0 4
028 Textiles: Manufacturing 0 0 2 1 0 3
048 Gas: Heating and Illuminating 0 1 1 1 0 3
059 Chain, Staple, and Horseshoe Making 0 3 0 0 0 3
068 Textiles: Fluid Treating Apparatus 0 0 0 0 3 3
091 Motors: Expansible Chamber Type 1 1 0 0 1 3
116 Signals and Indicators 1 0 1 1 0 3
190 Trunks and Hand-Carried Luggage 0 0 2 1 0 3
192 Clutches and Power-Stop Control 1 1 0 0 1 3
212 Traversing Hoists 1 0 0 2 0 3
322 Electricity: Single Generator Systems 0 0 1 0 2 3
452 Butchering 0 2 0 1 0 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 1 0 0 1 1 3
012 Boot and Shoe Making 0 0 0 0 2 2
014 Bridges 0 1 1 0 0 2
056 Harvesters 0 0 1 1 0 2
057 Textiles: Spinning, Twisting, and Twining 0 0 0 1 1 2
071 Chemistry: Fertilizers 0 0 2 0 0 2
082 Turning (e.g., for metal working) 0 0 1 0 1 2
111 Planting 1 0 1 0 0 2
178 Telegraphy 1 0 1 0 0 2
194 Check-Actuated Control Mechanisms 0 0 1 0 1 2
203 Distillation: Processes, Separatory 1 1 0 0 0 2
232 Deposit and Collection Receptacles 1 0 0 1 0 2
246 Railway Switches and Signals 1 0 0 0 1 2
256 Fences 0 1 0 1 0 2
293 Vehicle Fenders 0 2 0 0 0 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 2 0 2
406 Conveyors: Fluid Current 1 0 1 0 0 2
412 Bookbinding: Process and Apparatus 1 0 0 1 0 2
472 Amusement Devices 0 0 1 0 1 2
477 Interrelated Power Delivery Controls, Including Engine Control 0 0 0 1 1 2
492 Roll or Roller 0 0 0 0 2 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 0 1 1 0 2
023 Chemistry: Physical Processes 0 0 1 0 0 1
038 Textiles: Ironing or Smoothing 0 0 0 0 1 1
054 Harness (for animals) 0 1 0 0 0 1
086 Ammunition and Explosive-Charge Making 0 0 1 0 0 1
092 Expansible Chamber Devices 0 0 1 0 0 1
105 Railway Rolling Stock 1 0 0 0 0 1
109 Safes, Bank Protection, or a Related Device 0 0 0 0 1 1
152 Resilient Tires and Wheels 0 1 0 0 0 1
157 Wheelwright Machines 1 0 0 0 0 1
159 Concentrating Evaporators 1 0 0 0 0 1
184 Lubrication 1 0 0 0 0 1
191 Electricity: Transmission To Vehicles 0 1 0 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 1 0 1
249 Static Molds 0 1 0 0 0 1
266 Metallurgical Apparatus 0 0 1 0 0 1
269 Work Holders 0 0 1 0 0 1
289 Knots and Knot Tying 0 0 0 1 0 1
295 Railway Wheels and Axles 0 0 0 0 1 1
298 Land Vehicles: Dumping 0 0 1 0 0 1
305 Wheel Substitutes for Land Vehicles 0 0 0 1 0 1
329 Demodulators 0 0 0 1 0 1
352 Optics: Motion Pictures 0 0 1 0 0 1
373 Industrial Electric Heating Furnaces 0 0 1 0 0 1
388 Electricity: Motor Control Systems 0 1 0 0 0 1
410 Freight Accommodation On Freight Carrier 0 1 0 0 0 1
420 Alloys or Metallic Compositions 0 0 1 0 0 1
450 Foundation Garments 1 0 0 0 0 1
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 0 0 1 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 0 1 0 1
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 0 1 0 1
ALL ALL CLASSES 2575 3413 3521 3463 3667 16639



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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
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PK3- Suite 441
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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