Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports


U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 1998 - 2002 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

NORTH CAROLINA

( 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' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant
Class Class Title 1998 1999 2000 2001 2002 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 81 100 97 126 112 516
455 Telecommunications 32 64 93 76 74 339
435 Chemistry: Molecular Biology and Microbiology 66 71 51 59 43 290
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 27 49 55 50 47 228
370 Multiplex Communications 30 38 43 57 50 218
385 Optical Waveguides 17 27 41 40 68 193
428 Stock Material or Miscellaneous Articles 38 44 37 34 39 192
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 28 44 36 37 38 183
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 36 35 35 24 24 154
361 Electricity: Electrical Systems and Devices 29 28 33 35 27 152
532 Organic Compounds (includes Classes 532-570) 23 31 25 36 34 149
439 Electrical Connectors 30 29 36 35 14 144
375 Pulse or Digital Communications 25 28 25 27 33 138
128 Surgery (includes Class 600) 26 11 30 25 25 117
710 Input/Output (Electrical Computers and Digital Processing Systems) 17 20 26 21 22 106
210 Liquid Purification or Separation 19 16 15 33 21 104
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 29 14 18 23 10 94
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 18 20 30 8 13 89
219 Electric Heating 12 18 20 23 15 88
343 Communications: Radio Wave Antennas 9 30 18 21 8 86
379 Telephonic Communications 14 20 19 21 11 85
052 Static Structures (e.g., Buildings) 12 20 19 15 17 83
340 Communications: Electrical 11 19 17 21 13 81
707 DP: Database and File Management or Data Structures (Data Processing) 11 9 12 16 28 76
713 Support (Electrical Computers and Digital Processing Systems) 19 9 18 18 12 76
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 15 16 17 16 11 75
029 Metal Working 14 16 15 18 11 74
174 Electricity: Conductors and Insulators 9 10 17 18 17 71
714 Error Detection/Correction and Fault Detection/Recovery 12 19 10 13 11 65
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 11 13 15 15 10 64
700 DP: Generic Control Systems or Specific Applications (Data Processing) 13 9 13 11 18 64
073 Measuring and Testing 16 8 10 11 17 62
062 Refrigeration 2 8 10 20 21 61
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 16 6 8 16 15 61
427 Coating Processes 8 13 15 13 11 60
711 Memory (Electrical Computers and Digital Processing Systems) 9 8 11 20 12 60
206 Special Receptacle or Package 17 11 12 6 13 59
324 Electricity: Measuring and Testing 11 10 7 14 16 58
606 Surgery (instruments) 8 10 17 10 12 57
438 Semiconductor Device Manufacturing: Process 4 16 8 10 17 55
002 Apparel 10 12 11 13 7 53
066 Textiles: Knitting 8 8 12 17 6 51
359 Optics: Systems (Including Communication) and Elements 6 10 9 9 17 51
297 Chairs and Seats 12 11 14 6 7 50
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 5 7 21 9 7 49
248 Supports (e.g., for holding articles, etc.) 11 10 8 8 10 47
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 7 10 10 8 12 47
057 Textiles: Spinning, Twisting, and Twining 12 7 7 6 13 45
363 Electric Power Conversion Systems 7 5 11 9 13 45
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 14 11 7 7 6 45
242 Winding, Tensioning, or Guiding 10 8 11 4 10 43
330 Amplifiers 2 1 10 19 11 43
362 Illumination 8 5 7 11 11 42
137 Fluid Handling 5 10 7 10 9 41
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 4 5 10 14 8 41
280 Land Vehicles 7 6 8 8 11 40
414 Material or Article Handling 6 6 14 9 5 40
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 12 7 5 7 9 40
602 Surgery: Splint, Brace, or Bandage 10 7 12 4 6 39
015 Brushing, Scrubbing, and General Cleaning 9 8 9 3 9 38
134 Cleaning and Liquid Contact with Solids 13 10 4 7 4 38
222 Dispensing (apparatus and process) 6 15 7 4 5 37
252 Compositions 9 11 10 5 2 37
310 Electrical Generator or Motor Structure 4 8 7 13 5 37
376 Induced Nuclear Reactions: Processes, Systems, and Elements 14 7 3 10 3 37
604 Surgery (Medicators and Receptors) 9 7 6 9 6 37
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 2 3 8 7 17 37
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 5 10 7 9 36
320 Electricity: Battery or Capacitor Charging or Discharging 9 10 13 4 0 36
702 DP: Measuring, Calibrating, or Testing (Data Processing) 6 3 8 7 12 36
119 Animal Husbandry 7 7 5 7 8 34
323 Electricity: Power Supply or Regulation Systems 9 3 6 6 8 32
356 Optics: Measuring and Testing 3 7 5 6 11 32
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 11 7 4 8 2 32
717 DP: Software Development, Installation, and Management (Data Processing) 1 7 6 13 5 32
074 Machine Element or Mechanism 2 5 10 5 8 30
131 Tobacco 12 2 7 3 6 30
188 Brakes 6 5 4 9 6 30
312 Supports: Cabinet Structure 5 7 5 4 9 30
405 Hydraulic and Earth Engineering 12 2 7 7 2 30
473 Games Using Tangible Projectile 8 8 7 5 2 30
382 Image Analysis 3 12 6 4 4 29
417 Pumps 2 6 13 3 5 29
005 Beds 2 3 11 6 6 28
123 Internal-Combustion Engines 4 3 6 7 8 28
211 Supports: Racks 5 6 5 5 7 28
400 Typewriting Machines 3 5 6 10 4 28
055 Gas Separation 11 6 6 2 2 27
307 Electrical Transmission or Interconnection Systems 6 6 6 6 3 27
341 Coded Data Generation or Conversion 6 5 4 7 5 27
033 Geometrical Instruments 6 3 4 4 9 26
056 Harvesters 3 3 7 7 4 24
224 Package and Article Carriers 6 2 3 6 7 24
482 Exercise Devices 7 4 4 2 7 24
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 4 6 7 5 24
036 Boots, Shoes, and Leggings 7 6 2 8 0 23
053 Package Making 9 4 3 4 3 23
180 Motor Vehicles 2 2 7 9 3 23
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 2 4 7 4 6 23
250 Radiant Energy 3 5 4 4 7 23
423 Chemistry of Inorganic Compounds 5 6 5 5 2 23
004 Baths, Closets, Sinks, and Spittoons 2 5 4 4 7 22
160 Flexible or Portable Closure, Partition, or Panel 4 1 6 5 6 22
198 Conveyors: Power-Driven 6 4 5 4 3 22
228 Metal Fusion Bonding 0 3 5 7 7 22
436 Chemistry: Analytical and Immunological Testing 3 6 3 4 6 22
504 Plant Protecting and Regulating Compositions 8 4 2 5 3 22
068 Textiles: Fluid Treating Apparatus 2 6 5 4 4 21
040 Card, Picture, or Sign Exhibiting 2 7 4 4 3 20
043 Fishing, Trapping, and Vermin Destroying 2 7 4 5 2 20
139 Textiles: Weaving 2 4 7 5 2 20
220 Receptacles 4 3 7 6 0 20
294 Handling: Hand and Hoist-Line Implements 4 5 3 4 4 20
434 Education and Demonstration 4 3 4 4 5 20
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 2 1 2 7 8 20
016 Miscellaneous Hardware 4 2 3 6 4 19
296 Land Vehicles: Bodies and Tops 6 3 5 3 2 19
365 Static Information Storage and Retrieval 4 5 1 7 2 19
028 Textiles: Manufacturing 2 5 1 4 6 18
065 Glass Manufacturing 1 3 4 4 6 18
083 Cutting 5 3 4 3 3 18
192 Clutches and Power-Stop Control 2 5 1 3 7 18
331 Oscillators 2 2 4 5 5 18
451 Abrading 3 3 3 6 3 18
030 Cutlery 5 4 2 3 3 17
034 Drying and Gas or Vapor Contact with Solids 1 6 3 4 3 17
047 Plant Husbandry 0 5 4 2 6 17
108 Horizontally Supported Planar Surfaces 5 3 4 1 4 17
200 Electricity: Circuit Makers and Breakers 8 3 3 1 2 17
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 1 3 4 6 3 17
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 4 4 2 4 3 17
426 Food or Edible Material: Processes, Compositions, and Products 0 2 4 6 5 17
446 Amusement Devices: Toys 3 0 4 6 4 17
024 Buckles, Buttons, Clasps, Etc. 2 4 3 4 3 16
099 Foods and Beverages: Apparatus 5 4 2 2 3 16
112 Sewing 3 4 2 4 3 16
114 Ships 5 1 5 3 2 16
118 Coating Apparatus 5 1 3 2 5 16
267 Spring Devices 2 5 3 3 3 16
454 Ventilation 4 1 4 2 5 16
607 Surgery: Light, Thermal, and Electrical Application 4 4 4 3 1 16
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 3 4 3 3 15
095 Gas Separation: Processes 4 1 5 4 1 15
241 Solid Material Comminution or Disintegration 5 5 0 4 1 15
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 2 6 6 15
060 Power Plants 1 1 1 5 6 14
070 Locks 2 7 1 2 2 14
092 Expansible Chamber Devices 3 1 1 5 4 14
101 Printing 2 4 2 4 2 14
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 5 2 3 4 0 14
244 Aeronautics 3 2 1 5 3 14
378 X-Ray or Gamma Ray Systems or Devices 0 2 3 3 6 14
144 Woodworking 6 2 2 0 3 13
181 Acoustics 3 1 5 1 3 13
229 Envelopes, Wrappers, and Paperboard Boxes 2 3 2 5 1 13
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 1 5 3 3 13
407 Cutters, for Shaping 5 4 1 3 0 13
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 2 4 3 2 2 13
725 Interactive Video Distribution Systems 5 5 0 0 3 13
019 Textiles: Fiber Preparation 5 3 1 1 2 12
239 Fluid Sprinkling, Spraying, and Diffusing 1 2 5 2 2 12
251 Valves and Valve Actuation 2 1 6 1 2 12
381 Electrical Audio Signal Processing Systems and Devices 5 4 1 0 2 12
403 Joints and Connections 2 0 2 1 7 12
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 0 1 6 3 12
708 Arithmetic Processing and Calculating (Electrical Computers) 2 4 3 0 3 12
715 DP: Presentation Processing of Document (Data Processing) 3 2 2 3 2 12
042 Firearms 1 5 1 4 0 11
138 Pipes and Tubular Conduits 5 2 3 0 1 11
204 Chemistry: Electrical and Wave Energy 4 2 2 2 1 11
315 Electric Lamp and Discharge Devices: Systems 0 4 0 2 5 11
326 Electronic Digital Logic Circuitry 1 1 3 4 2 11
336 Inductor Devices 3 1 2 4 1 11
373 Industrial Electric Heating Furnaces 1 5 3 0 2 11
383 Flexible Bags 1 1 2 4 3 11
410 Freight Accommodation On Freight Carrier 2 3 2 1 3 11
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 4 1 3 2 1 11
049 Movable or Removable Closures 0 2 1 2 5 10
096 Gas Separation: Apparatus 2 1 1 3 3 10
106 Compositions: Coating or Plastic 2 2 2 2 2 10
126 Stoves and Furnaces 3 2 1 3 1 10
135 Tent, Canopy, Umbrella, or Cane 2 3 2 2 1 10
162 Paper Making and Fiber Liberation 3 2 0 3 2 10
273 Amusement Devices: Games 2 4 2 1 1 10
318 Electricity: Motive Power Systems 3 2 1 2 2 10
347 Incremental Printing of Symbolic Information 1 0 3 2 4 10
348 Television 2 3 0 2 3 10
369 Dynamic Information Storage or Retrieval 2 4 3 0 1 10
401 Coating Implements with Material Supply 0 0 2 3 5 10
132 Toilet 4 1 2 1 1 9
283 Printed Matter 2 2 1 1 3 9
285 Pipe Joints or Couplings 2 2 1 3 1 9
313 Electric Lamp and Discharge Devices 1 5 2 0 1 9
333 Wave Transmission Lines and Networks 0 2 3 3 1 9
380 Cryptography 5 0 2 1 1 9
384 Bearings 2 1 0 5 1 9
433 Dentistry 2 1 1 2 3 9
082 Turning (e.g., for metal working) 1 3 1 2 1 8
409 Gear Cutting, Milling, or Planing 4 2 1 0 1 8
585 Chemistry of Hydrocarbon Compounds 1 1 1 2 3 8
706 DP: Artificial Intelligence (Data Processing) 3 1 1 1 2 8
072 Metal Deforming 0 1 1 3 2 7
105 Railway Rolling Stock 1 1 2 2 1 7
116 Signals and Indicators 0 0 1 2 4 7
164 Metal Founding 0 2 1 3 1 7
165 Heat Exchange 2 2 1 1 1 7
182 Fire Escape, Ladder, or Scaffold 3 2 0 2 0 7
223 Apparel Apparatus 2 4 0 0 1 7
269 Work Holders 1 2 2 2 0 7
271 Sheet Feeding or Delivering 1 3 1 0 2 7
292 Closure Fasteners 1 2 1 0 3 7
418 Rotary Expansible Chamber Devices 0 0 1 4 2 7
452 Butchering 1 3 3 0 0 7
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 0 2 2 1 7
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 1 3 0 2 1 7
601 Surgery: Kinesitherapy 4 1 1 1 0 7
026 Textiles: Cloth Finishing 2 3 1 0 0 6
037 Excavating 0 1 2 1 2 6
071 Chemistry: Fertilizers 3 0 1 2 0 6
081 Tools 0 1 1 3 1 6
084 Music 1 1 3 1 0 6
091 Motors: Expansible Chamber Type 1 0 1 1 3 6
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 4 0 2 0 0 6
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 2 1 1 1 6
184 Lubrication 1 2 1 2 0 6
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 5 0 1 0 6
209 Classifying, Separating, and Assorting Solids 0 0 3 1 2 6
236 Automatic Temperature and Humidity Regulation 0 2 0 2 2 6
353 Optics: Image Projectors 2 1 0 2 1 6
368 Horology: Time Measuring Systems or Devices 1 2 0 2 1 6
372 Coherent Light Generators 1 1 1 1 2 6
396 Photography 3 0 1 1 1 6
404 Road Structure, Process, or Apparatus 2 0 1 1 2 6
475 Planetary Gear Transmission Systems or Components 0 0 3 3 0 6
089 Ordnance 1 0 1 2 1 5
124 Mechanical Guns and Projectors 0 2 1 2 0 5
148 Metal Treatment 1 1 1 1 1 5
172 Earth Working 1 1 2 0 1 5
215 Bottles and Jars 1 2 1 1 0 5
221 Article Dispensing 0 1 2 2 0 5
227 Elongated-Member-Driving Apparatus 0 1 3 0 1 5
277 Seal for a Joint or Juncture 0 0 1 2 2 5
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 3 1 1 5
406 Conveyors: Fluid Current 4 1 0 0 0 5
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 1 0 2 1 5
416 Fluid Reaction Surfaces (i.e., Impellers) 0 1 1 1 2 5
463 Amusement Devices: Games 3 1 0 1 0 5
472 Amusement Devices 1 1 1 2 0 5
477 Interrelated Power Delivery Controls, Including Engine Control 1 2 1 1 0 5
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 2 0 0 3 5
051 Abrasive Tool Making Process, Material, or Composition 0 0 0 0 4 4
104 Railways 0 0 0 1 3 4
150 Purses, Wallets, and Protective Covers 2 0 0 1 1 4
173 Tool Driving or Impacting 0 2 2 0 0 4
177 Weighing Scales 0 0 3 1 0 4
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 2 1 4
226 Advancing Material of Indeterminate Length 0 0 2 1 1 4
232 Deposit and Collection Receptacles 0 3 0 0 1 4
303 Fluid-Pressure and Analogous Brake Systems 0 0 1 1 2 4
322 Electricity: Single Generator Systems 0 0 0 3 1 4
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 1 1 0 2 4
337 Electricity: Electrothermally or Thermally Actuated Switches 0 1 1 1 1 4
338 Electrical Resistors 1 0 0 2 1 4
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 1 3 4
366 Agitating (e.g., of articles and materials) 0 1 0 1 2 4
367 Communications, Electrical: Acoustic Wave Systems and Devices 3 1 0 0 0 4
415 Rotary Kinetic Fluid Motors or Pumps 0 1 0 1 2 4
501 Compositions: Ceramic 2 0 1 1 0 4
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 1 2 1 0 0 4
100 Presses 1 1 0 0 1 3
102 Ammunition and Explosives 0 0 0 2 1 3
110 Furnaces 1 0 2 0 0 3
152 Resilient Tires and Wheels 1 0 0 2 0 3
175 Boring or Penetrating the Earth 1 1 1 0 0 3
249 Static Molds 0 1 0 2 0 3
256 Fences 1 1 0 1 0 3
281 Books, Strips, and Leaves 1 0 2 0 0 3
332 Modulators 2 0 0 1 0 3
349 Liquid Crystal Cells, Elements and Systems 1 0 1 1 0 3
358 Facsimile and Static Presentation Processing 1 0 1 0 1 3
374 Thermal Measuring and Testing 1 0 1 1 0 3
392 Electric Resistance Heating Devices 0 1 0 1 1 3
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 2 1 0 3
440 Marine Propulsion 0 1 1 1 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 1 0 0 1 3
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 2 0 0 0 1 3
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 1 0 1 1 3
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 1 0 2 0 0 3
588 Hazardous or Toxic Waste Destruction or Containment 2 1 0 0 0 3
001 ** Classification Undetermined ** 0 1 0 1 0 2
012 Boot and Shoe Making 0 2 0 0 0 2
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 1 1 2
111 Planting 1 0 0 1 0 2
136 Batteries: Thermoelectric and Photoelectric 0 0 0 0 2 2
159 Concentrating Evaporators 2 0 0 0 0 2
169 Fire Extinguishers 0 0 1 0 1 2
212 Traversing Hoists 1 0 1 0 0 2
216 Etching a Substrate: Processes 0 0 0 1 1 2
261 Gas and Liquid Contact Apparatus 1 0 0 0 1 2
266 Metallurgical Apparatus 0 2 0 0 0 2
289 Knots and Knot Tying 0 0 1 0 1 2
293 Vehicle Fenders 0 0 0 2 0 2
301 Land Vehicles: Wheels and Axles 0 0 0 1 1 2
408 Cutting by Use of Rotating Axially Moving Tool 2 0 0 0 0 2
420 Alloys or Metallic Compositions 0 1 1 0 0 2
432 Heating 0 1 0 0 1 2
450 Foundation Garments 1 0 0 0 1 2
474 Endless Belt Power Transmission Systems or Components 0 1 1 0 0 2
027 Undertaking 0 0 0 1 0 1
038 Textiles: Ironing or Smoothing 0 0 0 1 0 1
044 Fuel and Related Compositions 0 1 0 0 0 1
048 Gas: Heating and Illuminating 1 0 0 0 0 1
054 Harness (for animals) 0 0 0 0 1 1
063 Jewelry 0 0 0 0 1 1
076 Metal Tools and Implements, Making 0 0 0 0 1 1
086 Ammunition and Explosive-Charge Making 0 0 1 0 0 1
109 Safes, Bank Protection, or a Related Device 0 1 0 0 0 1
122 Liquid Heaters and Vaporizers 0 1 0 0 0 1
127 Sugar, Starch, and Carbohydrates 0 0 0 1 0 1
140 Wireworking 1 0 0 0 0 1
147 Coopering 0 0 0 1 0 1
178 Telegraphy 0 0 0 1 0 1
191 Electricity: Transmission To Vehicles 0 0 1 0 0 1
202 Distillation: Apparatus 1 0 0 0 0 1
217 Wooden Receptacles 0 0 0 0 1 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 1 0 0 0 1
237 Heating Systems 0 0 0 0 1 1
238 Railways: Surface Track 0 0 0 0 1 1
260 Chemistry of Carbon Compounds 1 0 0 0 0 1
270 Sheet-Material Associating 1 0 0 0 0 1
279 Chucks or Sockets 1 0 0 0 0 1
298 Land Vehicles: Dumping 0 0 0 0 1 1
299 Mining or In Situ Disintegration of Hard Material 1 0 0 0 0 1
346 Recorders 1 0 0 0 0 1
355 Photocopying 0 1 0 0 0 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 0 1 1
399 Electrophotography 1 0 0 0 0 1
412 Bookbinding: Process and Apparatus 1 0 0 0 0 1
431 Combustion 1 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 1 0 0 0 0 1
460 Crop Threshing or Separating 1 0 0 0 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 0 0 1 1
483 Tool Changing 0 0 0 0 1 1
492 Roll or Roller 1 0 0 0 0 1
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 1 0 0 0 1
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 1 0 0 1
ALL ALL CLASSES 1614 1734 1845 1946 1822 8961


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

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

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


Top

Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports