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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

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

Count of 2001 - 2005 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

OHIO

( 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 2001 2002 2003 2004 2005 Total
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 212 200 161 117 104 794
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 158 146 104 75 57 540
428 Stock Material or Miscellaneous Articles 103 94 128 108 81 514
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 66 67 66 68 44 311
060 Power Plants 35 70 63 48 49 265
219 Electric Heating 58 46 60 47 54 265
073 Measuring and Testing 39 58 68 45 47 257
604 Surgery (Medicators and Receptors) 58 57 55 38 19 227
128 Surgery (includes Class 600) 47 45 62 45 23 222
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 37 27 55 53 32 204
280 Land Vehicles 37 44 38 43 42 204
052 Static Structures (e.g., Buildings) 50 44 29 42 33 198
606 Surgery (instruments) 43 42 55 34 23 197
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 37 46 27 53 29 192
532 Organic Compounds (includes Classes 532-570) 44 53 37 31 22 187
029 Metal Working 44 41 34 32 33 184
426 Food or Edible Material: Processes, Compositions, and Products 53 35 33 48 13 182
427 Coating Processes 33 40 43 35 29 180
324 Electricity: Measuring and Testing 35 52 29 30 28 174
435 Chemistry: Molecular Biology and Microbiology 45 49 33 19 23 169
415 Rotary Kinetic Fluid Motors or Pumps 21 49 32 28 29 159
152 Resilient Tires and Wheels 24 52 34 21 24 155
015 Brushing, Scrubbing, and General Cleaning 24 32 36 31 27 150
362 Illumination 30 29 25 32 26 142
188 Brakes 26 47 37 13 13 136
222 Dispensing (apparatus and process) 43 28 16 21 16 124
210 Liquid Purification or Separation 26 24 17 32 24 123
439 Electrical Connectors 27 36 18 21 17 119
005 Beds 25 24 23 30 16 118
416 Fluid Reaction Surfaces (i.e., Impellers) 33 41 22 11 11 118
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 33 26 25 16 18 118
206 Special Receptacle or Package 23 22 26 24 21 116
340 Communications: Electrical 19 18 19 22 30 108
700 DP: Generic Control Systems or Specific Applications (Data Processing) 13 29 26 18 21 107
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 22 12 24 24 17 99
702 DP: Measuring, Calibrating, or Testing (Data Processing) 8 11 21 28 27 95
137 Fluid Handling 21 12 15 22 22 92
297 Chairs and Seats 10 21 15 25 21 92
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 13 24 21 19 14 91
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 22 17 27 13 11 90
062 Refrigeration 18 26 26 16 3 89
239 Fluid Sprinkling, Spraying, and Diffusing 14 23 17 19 16 89
248 Supports (e.g., for holding articles, etc.) 19 21 22 12 12 86
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 22 18 22 14 10 86
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 12 20 19 21 14 86
002 Apparel 11 26 10 23 14 84
148 Metal Treatment 23 13 20 12 16 84
250 Radiant Energy 21 20 17 13 13 84
296 Land Vehicles: Bodies and Tops 20 14 17 18 15 84
065 Glass Manufacturing 28 18 14 15 6 81
198 Conveyors: Power-Driven 18 18 9 18 12 75
417 Pumps 24 20 15 12 4 75
285 Pipe Joints or Couplings 16 9 19 14 14 72
315 Electric Lamp and Discharge Devices: Systems 13 20 12 16 11 72
134 Cleaning and Liquid Contact with Solids 21 17 14 12 7 71
164 Metal Founding 14 17 19 11 9 70
174 Electricity: Conductors and Insulators 15 19 11 9 16 70
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 16 21 16 10 7 70
106 Compositions: Coating or Plastic 15 15 14 15 8 67
252 Compositions 13 12 20 20 2 67
310 Electrical Generator or Motor Structure 15 10 14 20 8 67
180 Motor Vehicles 11 13 19 11 12 66
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 13 12 10 15 15 65
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 20 14 18 9 4 65
359 Optics: Systems and Elements 11 11 17 8 17 64
033 Geometrical Instruments 10 8 14 12 19 63
313 Electric Lamp and Discharge Devices 10 14 13 18 8 63
356 Optics: Measuring and Testing 9 10 18 12 13 62
072 Metal Deforming 9 11 14 19 8 61
118 Coating Apparatus 13 13 15 14 5 60
451 Abrading 12 6 17 14 11 60
123 Internal-Combustion Engines 12 17 13 10 5 57
385 Optical Waveguides 13 6 9 17 11 56
053 Package Making 11 10 13 8 13 55
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 13 6 11 7 18 55
211 Supports: Racks 18 9 6 10 11 54
162 Paper Making and Fiber Liberation 14 13 11 9 5 52
414 Material or Article Handling 17 16 8 5 6 52
220 Receptacles 15 13 6 6 11 51
473 Games Using Tangible Projectile 11 16 5 10 9 51
119 Animal Husbandry 10 18 10 7 5 50
361 Electricity: Electrical Systems and Devices 10 16 7 11 6 50
303 Fluid-Pressure and Analogous Brake Systems 10 14 9 9 7 49
378 X-Ray or Gamma Ray Systems or Devices 9 10 11 9 8 47
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 18 10 6 7 6 47
707 DP: Database and File Management or Data Structures (Data Processing) 7 13 10 8 9 47
004 Baths, Closets, Sinks, and Spittoons 13 6 8 9 10 46
267 Spring Devices 6 16 9 8 7 46
384 Bearings 12 7 15 9 3 46
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 14 8 12 5 5 44
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 7 9 10 14 3 43
083 Cutting 11 6 9 11 6 43
423 Chemistry of Inorganic Compounds 9 7 9 9 9 43
215 Bottles and Jars 8 5 14 5 10 42
056 Harvesters 13 8 9 4 7 41
095 Gas Separation: Processes 6 7 12 6 9 40
228 Metal Fusion Bonding 7 7 8 7 11 40
379 Telephonic Communications 10 6 12 9 3 40
382 Image Analysis 4 9 5 15 7 40
431 Combustion 9 14 5 6 6 40
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 6 12 7 7 7 39
242 Winding, Tensioning, or Guiding 12 9 8 9 1 39
244 Aeronautics and Astronautics 18 7 6 5 3 39
366 Agitating (e.g., of articles and materials) 4 7 8 11 9 39
446 Amusement Devices: Toys 8 10 13 5 3 39
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 5 9 7 9 9 39
040 Card, Picture, or Sign Exhibiting 5 8 8 11 6 38
081 Tools 8 9 5 12 4 38
204 Chemistry: Electrical and Wave Energy 10 12 7 4 5 38
347 Incremental Printing of Symbolic Information 7 7 4 12 7 37
403 Joints and Connections 10 6 10 6 5 37
055 Gas Separation 4 10 7 8 7 36
182 Fire Escape, Ladder, or Scaffold 5 12 3 7 9 36
251 Valves and Valve Actuation 3 9 6 6 12 36
343 Communications: Radio Wave Antennas 6 6 6 9 9 36
438 Semiconductor Device Manufacturing: Process 3 8 8 11 6 36
030 Cutlery 4 8 10 7 6 35
345 Computer Graphics Processing and Selective Visual Display Systems 11 4 5 6 9 35
401 Coating Implements with Material Supply 9 4 12 7 3 35
138 Pipes and Tubular Conduits 11 6 5 6 5 33
434 Education and Demonstration 4 10 5 5 9 33
192 Clutches and Power-Stop Control 8 6 11 2 5 32
405 Hydraulic and Earth Engineering 6 7 5 11 3 32
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 10 4 6 8 4 32
229 Envelopes, Wrappers, and Paperboard Boxes 11 9 5 3 3 31
318 Electricity: Motive Power Systems 12 3 5 7 2 29
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 5 4 9 7 4 29
375 Pulse or Digital Communications 6 8 6 3 5 28
404 Road Structure, Process, or Apparatus 5 5 9 6 3 28
501 Compositions: Ceramic 7 6 3 6 6 28
016 Miscellaneous Hardware 1 8 2 6 10 27
044 Fuel and Related Compositions 8 7 4 5 3 27
074 Machine Element or Mechanism 10 5 2 3 7 27
100 Presses 9 2 6 7 3 27
165 Heat Exchange 4 4 6 9 4 27
370 Multiplex Communications 8 2 3 9 5 27
418 Rotary Expansible Chamber Devices 12 7 5 3 0 27
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 4 8 5 6 4 27
607 Surgery: Light, Thermal, and Electrical Application 4 2 8 6 7 27
277 Seal for a Joint or Juncture 6 5 7 4 4 26
091 Motors: Expansible Chamber Type 2 3 9 5 6 25
273 Amusement Devices: Games 3 5 7 7 3 25
301 Land Vehicles: Wheels and Axles 5 4 7 4 4 24
307 Electrical Transmission or Interconnection Systems 0 4 6 9 5 24
455 Telecommunications 7 4 3 4 6 24
602 Surgery: Splint, Brace, or Bandage 3 7 4 5 5 24
200 Electricity: Circuit Makers and Breakers 6 6 3 4 4 23
348 Television 7 5 5 5 1 23
383 Flexible Bags 3 7 5 6 2 23
400 Typewriting Machines 3 10 5 2 3 23
436 Chemistry: Analytical and Immunological Testing 2 6 4 8 3 23
475 Planetary Gear Transmission Systems or Components 0 2 7 9 5 23
482 Exercise Devices 5 8 4 5 1 23
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 5 2 4 7 5 23
047 Plant Husbandry 8 5 3 4 2 22
092 Expansible Chamber Devices 5 3 3 2 9 22
096 Gas Separation: Apparatus 2 3 8 5 4 22
099 Foods and Beverages: Apparatus 5 4 5 6 2 22
110 Furnaces 6 5 4 4 3 22
266 Metallurgical Apparatus 3 4 6 4 5 22
349 Liquid Crystal Cells, Elements and Systems 3 4 4 4 7 22
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 7 2 6 1 6 22
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 6 8 2 3 3 22
043 Fishing, Trapping, and Vermin Destroying 0 4 8 3 6 21
101 Printing 4 4 8 3 2 21
249 Static Molds 4 3 0 9 5 21
271 Sheet Feeding or Delivering 9 3 4 3 2 21
432 Heating 1 5 8 3 4 21
037 Excavating 5 4 4 4 3 20
070 Locks 1 7 6 3 3 20
082 Turning (e.g., for metal working) 4 4 7 0 5 20
108 Horizontally Supported Planar Surfaces 4 8 2 1 5 20
122 Liquid Heaters and Vaporizers 3 3 7 3 4 20
172 Earth Working 3 4 5 4 4 20
241 Solid Material Comminution or Disintegration 5 4 5 3 3 20
358 Facsimile and Static Presentation Processing 3 8 3 5 1 20
392 Electric Resistance Heating Devices 3 7 1 6 3 20
024 Buckles, Buttons, Clasps, Etc. 5 5 5 3 1 19
114 Ships 8 3 4 1 3 19
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 2 4 4 8 1 19
408 Cutting by Use of Rotating Axially Moving Tool 4 1 6 6 2 19
714 Error Detection/Correction and Fault Detection/Recovery 3 3 5 6 2 19
209 Classifying, Separating, and Assorting Solids 5 3 4 5 1 18
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 5 0 4 5 4 18
374 Thermal Measuring and Testing 1 4 5 4 4 18
036 Boots, Shoes, and Leggings 6 5 4 1 1 17
216 Etching a Substrate: Processes 4 3 2 5 3 17
221 Article Dispensing 4 3 3 6 1 17
224 Package and Article Carriers 5 5 1 3 3 17
283 Printed Matter 10 1 0 4 2 17
433 Dentistry 5 4 2 2 4 17
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 3 3 5 3 3 17
049 Movable or Removable Closures 4 2 2 3 5 16
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 5 3 4 2 2 16
227 Elongated-Member-Driving Apparatus 2 2 3 4 5 16
363 Electric Power Conversion Systems 5 5 1 3 2 16
410 Freight Accommodation On Freight Carrier 3 3 5 3 2 16
419 Powder Metallurgy Processes 2 2 5 1 6 16
042 Firearms 2 6 2 3 2 15
084 Music 5 3 4 0 3 15
116 Signals and Indicators 3 3 0 5 4 15
144 Woodworking 1 4 4 3 3 15
256 Fences 7 3 3 1 1 15
312 Supports: Cabinet Structure 2 1 3 7 2 15
320 Electricity: Battery or Capacitor Charging or Discharging 2 2 6 3 2 15
330 Amplifiers 1 4 6 3 1 15
504 Plant Protecting and Regulating Compositions 3 5 3 1 3 15
706 DP: Artificial Intelligence (Data Processing) 1 5 3 2 4 15
710 Input/Output (Electrical Computers and Digital Processing Systems) 4 3 5 2 1 15
034 Drying and Gas or Vapor Contact with Solids 3 6 3 2 0 14
102 Ammunition and Explosives 5 4 4 0 1 14
124 Mechanical Guns and Projectors 1 0 2 6 5 14
126 Stoves and Furnaces 6 2 1 3 2 14
160 Flexible or Portable Closure, Partition, or Panel 2 2 4 2 4 14
177 Weighing Scales 2 5 1 3 3 14
181 Acoustics 6 3 4 1 0 14
294 Handling: Hand and Hoist-Line Implements 4 3 4 3 0 14
175 Boring or Penetrating the Earth 3 2 2 3 3 13
269 Work Holders 4 1 1 2 5 13
292 Closure Fasteners 0 4 2 5 2 13
406 Conveyors: Fluid Current 3 3 4 3 0 13
454 Ventilation 0 3 1 7 2 13
713 Support (Electrical Computers and Digital Processing Systems) 5 2 1 2 3 13
725 Interactive Video Distribution Systems 5 3 2 3 0 13
254 Implements or Apparatus for Applying Pushing or Pulling Force 4 3 2 2 1 12
337 Electricity: Electrothermally or Thermally Actuated Switches 3 2 2 3 2 12
351 Optics: Eye Examining, Vision Testing and Correcting 3 1 0 5 3 12
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 3 1 4 2 2 12
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 4 1 1 5 1 12
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 2 5 3 2 0 12
261 Gas and Liquid Contact Apparatus 3 0 4 3 1 11
323 Electricity: Power Supply or Regulation Systems 3 5 1 0 2 11
445 Electric Lamp or Space Discharge Component or Device Manufacturing 2 1 5 2 1 11
453 Coin Handling 1 1 7 1 1 11
068 Textiles: Fluid Treating Apparatus 0 2 3 3 2 10
089 Ordnance 3 1 3 1 2 10
105 Railway Rolling Stock 3 2 4 0 1 10
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 4 2 4 0 0 10
305 Wheel Substitutes for Land Vehicles 2 3 1 3 1 10
452 Butchering 2 1 0 3 4 10
474 Endless Belt Power Transmission Systems or Components 2 2 1 2 3 10
601 Surgery: Kinesitherapy 4 3 1 1 1 10
184 Lubrication 1 2 3 0 3 9
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 0 1 7 0 9
353 Optics: Image Projectors 0 1 1 4 3 9
372 Coherent Light Generators 5 2 1 1 0 9
381 Electrical Audio Signal Processing Systems and Devices 1 1 2 1 4 9
407 Cutters, for Shaping 1 2 2 2 2 9
477 Interrelated Power Delivery Controls, Including Engine Control 4 1 1 3 0 9
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 3 3 2 1 0 9
051 Abrasive Tool Making Process, Material, or Composition 0 2 4 2 0 8
071 Chemistry: Fertilizers 3 2 1 2 0 8
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 2 2 2 2 8
173 Tool Driving or Impacting 1 4 2 1 0 8
194 Check-Actuated Control Mechanisms 2 2 1 1 2 8
368 Horology: Time Measuring Systems or Devices 2 1 2 1 2 8
585 Chemistry of Hydrocarbon Compounds 2 2 3 1 0 8
711 Memory (Electrical Computers and Digital Processing Systems) 2 0 1 3 2 8
717 DP: Software Development, Installation, and Management (Data Processing) 2 2 2 2 0 8
014 Bridges 1 3 2 0 1 7
057 Textiles: Spinning, Twisting, and Twining 5 0 0 1 1 7
157 Wheelwright Machines 1 0 3 2 1 7
223 Apparel Apparatus 1 1 2 3 0 7
226 Advancing Material of Indeterminate Length 1 1 2 1 2 7
236 Automatic Temperature and Humidity Regulation 0 3 1 2 1 7
281 Books, Strips, and Leaves 4 1 2 0 0 7
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 3 1 1 2 7
333 Wave Transmission Lines and Networks 1 2 2 1 1 7
365 Static Information Storage and Retrieval 3 0 2 0 2 7
413 Sheet Metal Container Making 1 0 2 3 1 7
054 Harness for Working Animal 1 2 1 2 0 6
132 Toilet 1 0 3 2 0 6
135 Tent, Canopy, Umbrella, or Cane 4 0 0 1 1 6
169 Fire Extinguishers 3 1 1 0 1 6
193 Conveyors, Chutes, Skids, Guides, and Ways 2 2 1 1 0 6
203 Distillation: Processes, Separatory 1 1 1 2 1 6
338 Electrical Resistors 2 2 1 1 0 6
409 Gear Cutting, Milling, or Planing 1 0 0 3 2 6
440 Marine Propulsion 2 1 1 1 1 6
472 Amusement Devices 0 2 3 1 0 6
505 Superconductor Technology: Apparatus, Material, Process 2 1 2 1 0 6
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 2 0 0 2 2 6
007 Compound Hand Tools 2 0 1 1 1 5
048 Gas: Heating and Illuminating 1 0 1 2 1 5
149 Explosive and Thermic Compositions or Charges 1 0 0 1 3 5
186 Merchandising 0 1 2 1 1 5
238 Railways: Surface Track 1 0 3 1 0 5
270 Sheet-Material Associating 3 1 0 0 1 5
279 Chucks or Sockets 1 3 1 0 0 5
336 Inductor Devices 0 1 1 1 2 5
373 Industrial Electric Heating Furnaces 0 2 1 1 1 5
380 Cryptography 1 0 1 0 3 5
412 Bookbinding: Process and Apparatus 0 2 1 2 0 5
463 Amusement Devices: Games 0 1 3 0 1 5
512 Perfume Compositions 0 1 3 0 1 5
027 Undertaking 2 0 1 1 0 4
150 Purses, Wallets, and Protective Covers 0 1 1 2 0 4
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 3 0 1 0 0 4
290 Prime-Mover Dynamo Plants 1 2 0 0 1 4
326 Electronic Digital Logic Circuitry 1 0 2 0 1 4
588 Hazardous or Toxic Waste Destruction or Containment 2 1 1 0 0 4
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 1 2 1 4
026 Textiles: Cloth Finishing 3 0 0 0 0 3
059 Chain, Staple, and Horseshoe Making 1 0 0 1 1 3
063 Jewelry 0 2 0 0 1 3
086 Ammunition and Explosive-Charge Making 0 1 2 0 0 3
104 Railways 2 1 0 0 0 3
109 Safes, Bank Protection, or a Related Device 0 1 1 0 1 3
147 Coopering 3 0 0 0 0 3
168 Farriery 0 1 2 0 0 3
208 Mineral Oils: Processes and Products 2 1 0 0 0 3
237 Heating Systems 0 2 1 0 0 3
293 Vehicle Fenders 1 0 1 0 1 3
298 Land Vehicles: Dumping 0 1 0 1 1 3
299 Mining or In Situ Disintegration of Hard Material 1 1 0 1 0 3
331 Oscillators 2 0 1 0 0 3
376 Induced Nuclear Reactions: Processes, Systems, and Elements 1 0 1 1 0 3
420 Alloys or Metallic Compositions 1 0 1 1 0 3
708 Arithmetic Processing and Calculating (Electrical Computers) 0 2 0 0 1 3
726 Information Security 0 1 1 0 1 3
038 Textiles: Ironing or Smoothing 0 0 0 1 1 2
076 Metal Tools and Implements, Making 1 1 0 0 0 2
087 Textiles: Braiding, Netting, and Lace Making 1 0 0 1 0 2
111 Planting 1 1 0 0 0 2
125 Stone Working 2 0 0 0 0 2
136 Batteries: Thermoelectric and Photoelectric 0 0 1 1 0 2
217 Wooden Receptacles 0 0 1 0 1 2
225 Severing by Tearing or Breaking 0 0 1 1 0 2
232 Deposit and Collection Receptacles 1 0 0 0 1 2
246 Railway Switches and Signals 0 0 2 0 0 2
332 Modulators 1 0 0 0 1 2
341 Coded Data Generation or Conversion 0 0 2 0 0 2
396 Photography 1 0 0 0 1 2
441 Buoys, Rafts, and Aquatic Devices 1 1 0 0 0 2
483 Tool Changing 0 1 1 0 0 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 0 1 0 2
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 2 0 0 0 0 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 2 0 2
028 Textiles: Manufacturing 0 0 0 1 0 1
112 Sewing 0 0 1 0 0 1
131 Tobacco 1 0 0 0 0 1
139 Textiles: Weaving 0 1 0 0 0 1
140 Wireworking 0 0 1 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 1 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
202 Distillation: Apparatus 0 0 1 0 0 1
234 Selective Cutting (e.g., Punching) 0 0 0 1 0 1
260 Chemistry of Carbon Compounds 1 0 0 0 0 1
291 Track Sanders 0 0 0 0 1 1
295 Railway Wheels and Axles 0 0 0 1 0 1
300 Brush, Broom, and Mop Making 0 0 0 0 1 1
322 Electricity: Single Generator Systems 1 0 0 0 0 1
355 Photocopying 1 0 0 0 0 1
360 Dynamic Magnetic Information Storage or Retrieval 0 0 1 0 0 1
369 Dynamic Information Storage or Retrieval 0 0 0 1 0 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 1 0 0 0 1
388 Electricity: Motor Control Systems 1 0 0 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 1 0 0 0 1
450 Foundation Garments 0 0 0 0 1 1
460 Crop Threshing or Separating 0 0 1 0 0 1
462 Books, Strips, and Leaves for Manifolding 0 0 1 0 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 1 0 0 1
ALL ALL CLASSES 3275 3329 3183 2889 2319 14995


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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

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