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


U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2010 - 2014 Utility Patent Grants
As Distributed 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 a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed by year of patent grant.
Class Class Title 2010 2011 2012 2013 2014 Total
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 125 155 178 151 212 821
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 123 119 147 151 198 738
370 Multiplex Communications 158 130 131 93 115 627
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 57 83 120 177 113 550
707 DP: Database and File Management or Data Structures (Data Processing) 92 82 89 101 115 479
455 Telecommunications 81 98 114 94 90 477
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 68 62 43 84 85 342
726 Information Security 41 35 62 70 87 295
385 Optical Waveguides 56 37 54 52 87 286
713 Support (Electrical Computers and Digital Processing Systems) 52 67 52 52 59 282
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 37 41 72 64 62 276
435 Chemistry: Molecular Biology and Microbiology 50 44 58 59 63 274
340 Communications: Electrical 43 28 52 66 58 247
717 DP: Software Development, Installation, and Management (Data Processing) 26 31 46 68 68 239
711 Memory (Electrical Computers and Digital Processing Systems) 47 41 46 34 61 229
714 Error Detection/Correction and Fault Detection/Recovery 57 42 33 35 31 198
375 Pulse or Digital Communications 35 42 53 34 32 196
532 Organic Compounds (includes Classes 532-570) 41 40 40 42 30 193
128 Surgery (includes Class 600) 32 26 40 43 48 189
361 Electricity: Electrical Systems and Devices 38 36 41 32 39 186
439 Electrical Connectors 36 37 28 23 32 156
606 Surgery (instruments) 15 20 31 38 52 156
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 29 31 29 26 39 154
362 Illumination 17 21 24 32 48 142
345 Computer Graphics Processing and Selective Visual Display Systems 24 23 38 27 27 139
382 Image Analysis 22 19 34 20 43 138
438 Semiconductor Device Manufacturing: Process 24 34 25 27 26 136
379 Telephonic Communications 20 28 27 29 24 128
604 Surgery (Medicators and Receptors) 25 18 23 26 32 124
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 25 22 22 24 23 116
700 DP: Generic Control Systems or Specific Applications (Data Processing) 12 21 26 29 26 114
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 18 14 29 36 16 113
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 24 19 16 21 33 113
052 Static Structures (e.g., Buildings) 24 13 24 27 23 111
428 Stock Material or Miscellaneous Articles 23 14 23 21 17 98
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 10 11 12 28 31 92
029 Metal Working 15 21 20 18 17 91
280 Land Vehicles 17 12 24 17 19 89
702 DP: Measuring, Calibrating, or Testing (Data Processing) 25 14 20 15 14 88
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 3 9 10 37 26 85
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 26 19 19 9 9 82
210 Liquid Purification or Separation 20 11 17 19 12 79
376 Induced Nuclear Reactions: Processes, Systems, and Elements 8 7 16 21 24 76
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 12 17 16 14 15 74
356 Optics: Measuring and Testing 13 18 17 9 16 73
380 Cryptography 7 12 9 28 17 73
005 Beds 13 12 12 17 18 72
174 Electricity: Conductors and Insulators 16 11 11 17 17 72
324 Electricity: Measuring and Testing 13 14 12 10 21 70
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 4 19 23 13 11 70
073 Measuring and Testing 10 22 14 13 10 69
297 Chairs and Seats 14 14 12 12 16 68
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 7 11 17 12 18 65
250 Radiant Energy 10 10 8 12 24 64
348 Television 6 5 15 13 24 63
323 Electricity: Power Supply or Regulation Systems 10 12 13 10 16 61
206 Special Receptacle or Package 18 14 11 12 5 60
248 Supports (e.g., for holding articles, etc.) 8 11 13 18 9 59
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 11 17 11 9 10 58
725 Interactive Video Distribution Systems 7 4 12 12 23 58
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 11 9 10 15 12 57
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 8 8 10 18 11 55
365 Static Information Storage and Retrieval 16 9 5 11 14 55
131 Tobacco 17 10 4 10 12 53
706 DP: Artificial Intelligence (Data Processing) 14 13 10 5 11 53
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 16 9 13 5 8 51
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 1 17 12 12 8 50
252 Compositions 6 7 13 8 15 49
053 Package Making 13 15 7 12 1 48
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 10 6 12 12 8 48
221 Article Dispensing 7 11 8 7 13 46
315 Electric Lamp and Discharge Devices: Systems 2 4 7 11 21 45
341 Coded Data Generation or Conversion 19 6 4 8 8 45
436 Chemistry: Analytical and Immunological Testing 7 4 6 12 16 45
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 4 4 14 17 6 45
607 Surgery: Light, Thermal, and Electrical Application 3 9 11 11 9 43
056 Harvesters 18 8 8 3 5 42
427 Coating Processes 10 6 10 12 4 42
002 Apparel 12 10 6 5 8 41
060 Power Plants 4 2 9 12 13 40
123 Internal-Combustion Engines 8 10 4 7 10 39
134 Cleaning and Liquid Contact with Solids 3 7 11 8 10 39
482 Exercise Devices 13 10 7 2 7 39
220 Receptacles 2 7 8 9 12 38
307 Electrical Transmission or Interconnection Systems 11 5 6 7 9 38
417 Pumps 7 6 7 13 5 38
473 Games Using Tangible Projectile 5 7 8 9 9 38
359 Optical: Systems and Elements 11 7 5 7 7 37
180 Motor Vehicles 9 5 7 9 6 36
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 10 7 5 9 4 35
296 Land Vehicles: Bodies and Tops 8 3 8 9 6 34
313 Electric Lamp and Discharge Devices 1 2 6 14 11 34
363 Electric Power Conversion Systems 7 5 7 5 10 34
211 Supports: Racks 12 6 4 3 8 33
381 Electrical Audio Signal Processing Systems and Devices 4 8 11 3 6 32
015 Brushing, Scrubbing, and General Cleaning 6 7 5 10 3 31
062 Refrigeration 6 7 7 7 4 31
137 Fluid Handling 5 4 5 5 11 30
244 Aeronautics and Astronautics 3 7 7 8 5 30
399 Electrophotography 6 5 2 4 13 30
504 Plant Protecting and Regulating Compositions 0 5 4 10 11 30
358 Facsimile and Static Presentation Processing 5 5 6 7 6 29
398 Optical Communications 4 7 8 3 7 29
320 Electricity: Battery or Capacitor Charging or Discharging 6 8 6 2 6 28
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 5 4 10 7 2 28
055 Gas Separation 6 5 9 1 6 27
242 Winding, Tensioning, or Guiding 3 9 5 5 5 27
602 Surgery: Splint, Brace, or Bandage 6 7 8 1 5 27
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 2 3 7 7 7 26
204 Chemistry: Electrical and Wave Energy 2 7 7 5 5 26
219 Electric Heating 5 3 6 7 5 26
463 Amusement Devices: Games 3 3 5 6 9 26
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 3 4 5 6 7 25
181 Acoustics 0 5 7 8 5 25
434 Education and Demonstration 2 1 7 8 7 25
708 Arithmetic Processing and Calculating (Electrical Computers) 8 3 7 6 1 25
070 Locks 5 5 4 5 5 24
119 Animal Husbandry 1 3 5 7 8 24
160 Flexible or Portable Closure, Partition, or Panel 8 2 3 6 5 24
198 Conveyors: Power-Driven 5 3 2 8 6 24
222 Dispensing (apparatus and process) 4 5 5 5 5 24
333 Wave Transmission Lines and Networks 3 5 5 6 5 24
415 Rotary Kinetic Fluid Motors or Pumps 1 2 5 4 12 24
312 Supports: Cabinet Structure 4 6 1 4 8 23
330 Amplifiers 4 10 3 1 5 23
351 Optics: Eye Examining, Vision Testing and Correcting 2 1 2 7 10 22
318 Electricity: Motive Power Systems 1 5 4 7 4 21
033 Geometrical Instruments 6 4 1 4 5 20
043 Fishing, Trapping, and Vermin Destroying 5 4 1 6 4 20
114 Ships 4 4 5 4 3 20
423 Chemistry of Inorganic Compounds 6 4 2 3 5 20
004 Baths, Closets, Sinks, and Spittoons 2 5 3 4 5 19
136 Batteries: Thermoelectric and Photoelectric 3 3 2 5 6 19
426 Food or Edible Material: Processes, Compositions, and Products 4 1 8 5 1 19
452 Butchering 4 8 2 3 2 19
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 3 3 5 6 19
081 Tools 4 4 3 1 6 18
095 Gas Separation: Processes 6 1 4 5 2 18
108 Horizontally Supported Planar Surfaces 5 3 4 1 5 18
188 Brakes 2 3 4 5 4 18
326 Electronic Digital Logic Circuitry 8 3 2 0 5 18
416 Fluid Reaction Surfaces (i.e., Impellers) 2 2 7 4 3 18
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 9 3 2 1 3 18
049 Movable or Removable Closures 1 1 1 7 7 17
162 Paper Making and Fiber Liberation 3 5 4 4 1 17
200 Electricity: Circuit Makers and Breakers 1 5 3 3 5 17
343 Communications: Radio Wave Antennas 3 1 1 2 10 17
386 Motion Video Signal Processing for Recording or Reproducing 2 1 4 4 6 17
400 Typewriting Machines 6 5 4 0 2 17
042 Firearms 1 1 4 3 7 16
084 Music 4 4 2 4 2 16
405 Hydraulic and Earth Engineering 2 4 3 3 4 16
414 Material or Article Handling 3 5 2 1 5 16
451 Abrading 1 3 6 3 3 16
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 4 2 3 4 3 16
030 Cutlery 1 2 3 6 3 15
066 Textiles: Knitting 5 4 4 1 1 15
083 Cutting 4 1 5 3 2 15
106 Compositions: Coating or Plastic 5 2 2 4 2 15
241 Solid Material Comminution or Disintegration 5 6 0 2 2 15
285 Pipe Joints or Couplings 1 3 3 4 4 15
292 Closure Fasteners 3 4 3 2 3 15
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 2 2 4 4 3 15
347 Incremental Printing of Symbolic Information 0 3 2 6 4 15
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 4 3 2 3 3 15
024 Buckles, Buttons, Clasps, Etc. 1 3 1 5 4 14
164 Metal Founding 2 3 6 0 3 14
239 Fluid Sprinkling, Spraying, and Diffusing 3 4 2 1 4 14
404 Road Structure, Process, or Apparatus 5 3 2 2 2 14
047 Plant Husbandry 1 1 3 3 5 13
089 Ordnance 1 1 2 3 6 13
224 Package and Article Carriers 2 3 1 4 3 13
290 Prime-Mover Dynamo Plants 1 0 3 3 6 13
378 X-Ray or Gamma Ray Systems or Devices 3 2 3 5 0 13
040 Card, Picture, or Sign Exhibiting 2 2 3 2 3 12
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 3 2 1 1 5 12
273 Amusement Devices: Games 3 3 3 1 2 12
336 Inductor Devices 5 4 2 1 0 12
384 Bearings 1 0 0 5 6 12
401 Coating Implements with Material Supply 1 1 2 4 4 12
431 Combustion 2 2 2 3 3 12
096 Gas Separation: Apparatus 1 0 2 5 3 11
126 Stoves and Furnaces 4 1 0 4 2 11
148 Metal Treatment 1 5 1 3 1 11
269 Work Holders 3 2 2 4 0 11
294 Handling: Hand and Hoist-Line Implements 1 4 2 3 1 11
331 Oscillators 3 3 2 2 1 11
349 Liquid Crystal Cells, Elements and Systems 0 2 2 7 0 11
396 Photography 4 3 2 2 0 11
441 Buoys, Rafts, and Aquatic Devices 0 0 1 3 7 11
065 Glass Manufacturing 0 1 3 3 3 10
072 Metal Deforming 1 2 1 3 3 10
165 Heat Exchange 0 1 1 5 3 10
310 Electrical Generator or Motor Structure 0 2 0 3 5 10
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 3 1 3 2 1 10
144 Woodworking 2 4 3 0 0 9
182 Fire Escape, Ladder, or Scaffold 3 2 0 3 1 9
194 Check-Actuated Control Mechanisms 0 2 6 1 0 9
215 Bottles and Jars 2 1 4 0 2 9
251 Valves and Valve Actuation 3 1 3 0 2 9
374 Thermal Measuring and Testing 2 3 1 1 2 9
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 2 3 1 2 9
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 2 3 1 1 1 8
101 Printing 1 0 2 2 3 8
135 Tent, Canopy, Umbrella, or Cane 1 1 2 3 1 8
172 Earth Working 0 3 0 1 4 8
192 Clutches and Power-Stop Control 1 3 2 1 1 8
229 Envelopes, Wrappers, and Paperboard Boxes 3 2 0 2 1 8
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 4 1 1 1 8
353 Optics: Image Projectors 1 0 3 4 0 8
037 Excavating 3 1 0 0 3 7
044 Fuel and Related Compositions 1 0 2 4 0 7
057 Textiles: Spinning, Twisting, and Twining 1 3 1 2 0 7
068 Textiles: Fluid Treating Apparatus 2 1 0 2 2 7
122 Liquid Heaters and Vaporizers 2 0 0 2 3 7
209 Classifying, Separating, and Assorting Solids 1 2 0 3 1 7
228 Metal Fusion Bonding 3 3 0 1 0 7
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 3 2 0 0 7
360 Dynamic Magnetic Information Storage or Retrieval 2 2 1 1 1 7
368 Horology: Time Measuring Systems or Devices 3 1 2 0 1 7
403 Joints and Connections 1 1 0 1 4 7
409 Gear Cutting, Milling, or Planing 1 2 2 2 0 7
450 Foundation Garments 5 0 1 1 0 7
454 Ventilation 0 2 0 2 3 7
474 Endless Belt Power Transmission Systems or Components 3 2 2 0 0 7
585 Chemistry of Hydrocarbon Compounds 1 1 1 3 1 7
034 Drying and Gas or Vapor Contact with Solids 1 1 2 0 2 6
036 Boots, Shoes, and Leggings 1 1 2 0 2 6
074 Machine Element or Mechanism 3 1 1 1 0 6
169 Fire Extinguishers 1 0 0 4 1 6
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 1 0 4 0 6
266 Metallurgical Apparatus 1 0 3 2 0 6
271 Sheet Feeding or Delivering 2 0 1 0 3 6
277 Seal for a Joint or Juncture 1 1 1 1 2 6
279 Chucks or Sockets 0 0 3 1 2 6
337 Electricity: Electrothermally or Thermally Actuated Switches 2 1 2 1 0 6
408 Cutting by Use of Rotating Axially Moving Tool 0 4 1 0 1 6
472 Amusement Devices 1 1 1 0 3 6
588 Hazardous or Toxic Waste Destruction or Containment 2 0 1 1 2 6
071 Chemistry: Fertilizers 0 1 3 0 1 5
118 Coating Apparatus 1 1 0 1 2 5
124 Mechanical Guns and Projectors 3 1 0 0 1 5
138 Pipes and Tubular Conduits 2 0 2 1 0 5
150 Purses, Wallets, and Protective Covers 1 1 1 0 2 5
152 Resilient Tires and Wheels 0 1 3 1 0 5
236 Automatic Temperature and Humidity Regulation 1 1 2 1 0 5
261 Gas and Liquid Contact Apparatus 1 1 2 1 0 5
366 Agitating (e.g., of articles and materials) 1 2 0 1 1 5
410 Freight Accommodation On Freight Carrier 2 1 1 1 0 5
433 Dentistry 1 0 2 2 0 5
446 Amusement Devices: Toys 1 1 1 1 1 5
019 Textiles: Fiber Preparation 1 0 2 0 1 4
082 Turning (e.g., for metal working) 0 0 2 2 0 4
100 Presses 0 2 0 2 0 4
102 Ammunition and Explosives 1 0 0 1 2 4
116 Signals and Indicators 1 1 1 1 0 4
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 2 0 1 0 4
132 Toilet 0 1 0 1 2 4
177 Weighing Scales 0 1 1 1 1 4
201 Distillation: Processes, Thermolytic 0 1 1 1 1 4
216 Etching a Substrate: Processes 1 0 1 0 2 4
267 Spring Devices 0 0 0 1 3 4
298 Land Vehicles: Dumping 1 0 0 3 0 4
332 Modulators 1 0 1 0 2 4
338 Electrical Resistors 0 0 0 2 2 4
383 Flexible Bags 1 0 0 1 2 4
392 Electric Resistance Heating Devices 0 1 2 0 1 4
420 Alloys or Metallic Compositions 0 1 1 1 1 4
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 1 1 0 1 4
475 Planetary Gear Transmission Systems or Components 0 1 1 1 1 4
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 2 0 0 0 2 4
048 Gas: Heating and Illuminating 1 1 0 1 0 3
063 Jewelry 0 0 2 0 1 3
099 Foods and Beverages: Apparatus 1 1 1 0 0 3
157 Wheelwright Machines 0 0 1 1 1 3
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 0 0 0 3 3
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 1 0 1 1 3
193 Conveyors, Chutes, Skids, Guides, and Ways 0 1 0 1 1 3
227 Elongated-Member-Driving Apparatus 1 0 0 2 0 3
283 Printed Matter 1 0 0 1 1 3
293 Vehicle Fenders 0 0 0 1 2 3
303 Fluid-Pressure and Analogous Brake Systems 0 1 1 0 1 3
407 Cutters, for Shaping 0 0 0 1 2 3
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 1 0 1 3
440 Marine Propulsion 3 0 0 0 0 3
477 Interrelated Power Delivery Controls, Including Engine Control 2 0 0 1 0 3
007 Compound Hand Tools 0 0 0 2 0 2
026 Textiles: Cloth Finishing 0 0 1 1 0 2
028 Textiles: Manufacturing 0 0 0 1 1 2
038 Textiles: Ironing or Smoothing 0 0 0 1 1 2
139 Textiles: Weaving 0 2 0 0 0 2
140 Wireworking 0 0 1 1 0 2
208 Mineral Oils: Processes and Products 0 0 0 0 2 2
213 Railway Draft Appliances 1 1 0 0 0 2
256 Fences 0 0 0 2 0 2
281 Books, Strips, and Leaves 2 0 0 0 0 2
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 1 0 1 0 2
483 Tool Changing 0 0 1 0 1 2
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 1 0 0 1 2
601 Surgery: Kinesitherapy 0 1 1 0 0 2
014 Bridges 0 1 0 0 0 1
054 Harness for Working Animal 0 0 1 0 0 1
092 Expansible Chamber Devices 0 0 0 1 0 1
104 Railways 0 0 0 1 0 1
105 Railway Rolling Stock 1 0 0 0 0 1
110 Furnaces 0 0 1 0 0 1
111 Planting 0 0 0 0 1 1
112 Sewing 0 0 0 0 1 1
125 Stone Working 0 0 0 1 0 1
159 Concentrating Evaporators 0 1 0 0 0 1
184 Lubrication 0 0 1 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 1 0 0 1
191 Electricity: Transmission To Vehicles 0 1 0 0 0 1
202 Distillation: Apparatus 0 0 0 0 1 1
217 Wooden Receptacles 0 0 0 1 0 1
225 Severing by Tearing or Breaking 0 0 0 0 1 1
232 Deposit and Collection Receptacles 0 0 1 0 0 1
270 Sheet-Material Associating 0 1 0 0 0 1
299 Mining or In Situ Disintegration of Hard Material 0 0 0 0 1 1
305 Wheel Substitutes for Land Vehicles 0 0 1 0 0 1
352 Optics: Motion Pictures 0 0 0 1 0 1
369 Dynamic Information Storage or Retrieval 0 0 1 0 0 1
373 Industrial Electric Heating Furnaces 0 0 0 0 1 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 1 0 0 0 1
406 Conveyors: Fluid Current 0 0 0 1 0 1
419 Powder Metallurgy Processes 0 0 1 0 0 1
432 Heating 1 0 0 0 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 1 0 0 0 1
476 Friction Gear Transmission Systems or Components 0 0 0 1 0 1
494 Imperforate Bowl: Centrifugal Separators 1 0 0 0 0 1
501 Compositions: Ceramic 1 0 0 0 0 1
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 1 0 0 0 0 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 1 0 1
ALL ALL CLASSES 2636 2607 2977 3143 3411 14774



PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/reports.htm
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


Top

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