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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 2000 - 2004 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 2000 2001 2002 2003 2004 Total
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 164 212 200 161 117 854
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 153 158 146 104 75 636
428 Stock Material or Miscellaneous Articles 112 103 94 127 108 544
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 64 66 67 66 68 331
604 Surgery (Medicators and Receptors) 62 58 57 55 38 270
219 Electric Heating 49 58 46 60 47 260
128 Surgery (includes Class 600) 54 47 45 62 45 253
073 Measuring and Testing 35 39 58 68 45 245
060 Power Plants 23 35 70 63 48 239
606 Surgery (instruments) 48 43 42 55 34 222
426 Food or Edible Material: Processes, Compositions, and Products 51 53 35 33 48 220
052 Static Structures (e.g., Buildings) 47 50 44 29 42 212
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 48 37 46 27 53 211
280 Land Vehicles 46 37 44 38 43 208
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 35 37 27 55 53 207
532 Organic Compounds (includes Classes 532-570) 40 44 53 37 31 205
029 Metal Working 36 44 41 33 32 186
427 Coating Processes 31 33 40 43 35 182
324 Electricity: Measuring and Testing 21 35 52 29 30 167
435 Chemistry: Molecular Biology and Microbiology 21 45 49 33 19 167
015 Brushing, Scrubbing, and General Cleaning 37 24 32 36 31 160
152 Resilient Tires and Wheels 24 24 52 34 21 155
415 Rotary Kinetic Fluid Motors or Pumps 18 21 49 32 28 148
222 Dispensing (apparatus and process) 31 43 28 16 21 139
362 Illumination 22 30 29 24 32 137
188 Brakes 9 26 47 37 13 132
439 Electrical Connectors 28 27 36 18 21 130
210 Liquid Purification or Separation 27 26 24 17 32 126
005 Beds 23 25 24 23 30 125
416 Fluid Reaction Surfaces (i.e., Impellers) 17 33 41 22 11 124
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 23 33 26 25 16 123
206 Special Receptacle or Package 23 23 22 26 24 118
340 Communications: Electrical 31 19 18 19 22 109
062 Refrigeration 19 18 26 26 16 105
137 Fluid Handling 32 21 12 16 22 103
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 20 22 12 24 24 102
700 DP: Generic Control Systems or Specific Applications (Data Processing) 15 13 29 26 18 101
248 Supports (e.g., for holding articles, etc.) 24 19 21 22 12 98
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 21 22 18 22 14 97
065 Glass Manufacturing 21 28 18 14 15 96
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 15 22 17 27 13 94
239 Fluid Sprinkling, Spraying, and Diffusing 19 14 23 17 19 92
417 Pumps 21 24 20 15 12 92
297 Chairs and Seats 20 10 21 15 25 91
002 Apparel 18 11 27 10 23 89
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 12 13 24 21 19 89
250 Radiant Energy 17 21 20 17 13 88
315 Electric Lamp and Discharge Devices: Systems 25 13 20 12 16 86
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 18 16 21 16 10 81
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 20 20 14 18 9 81
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 9 12 20 19 21 81
252 Compositions 14 13 12 20 20 79
148 Metal Treatment 10 23 13 20 12 78
310 Electrical Generator or Motor Structure 18 15 10 14 20 77
702 DP: Measuring, Calibrating, or Testing (Data Processing) 9 8 11 21 28 77
285 Pipe Joints or Couplings 18 16 9 19 14 76
134 Cleaning and Liquid Contact with Solids 11 21 17 14 12 75
296 Land Vehicles: Bodies and Tops 4 20 14 17 18 73
356 Optics: Measuring and Testing 24 9 10 18 12 73
198 Conveyors: Power-Driven 9 18 18 9 18 72
162 Paper Making and Fiber Liberation 23 14 13 11 9 70
072 Metal Deforming 14 9 11 15 19 68
313 Electric Lamp and Discharge Devices 13 10 14 13 18 68
174 Electricity: Conductors and Insulators 11 15 19 12 9 66
106 Compositions: Coating or Plastic 6 15 15 14 15 65
118 Coating Apparatus 10 13 13 15 14 65
164 Metal Founding 3 14 17 19 11 64
180 Motor Vehicles 10 11 13 19 11 64
451 Abrading 11 12 6 17 14 60
359 Optics: Systems and Elements 11 11 11 17 8 58
211 Supports: Racks 14 18 9 6 10 57
378 X-Ray or Gamma Ray Systems or Devices 18 9 10 11 9 57
414 Material or Article Handling 11 17 16 8 5 57
053 Package Making 14 11 10 13 8 56
119 Animal Husbandry 11 10 18 10 7 56
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 6 13 12 10 15 56
123 Internal-Combustion Engines 2 12 17 13 10 54
220 Receptacles 14 15 13 6 6 54
473 Games Using Tangible Projectile 12 11 16 5 10 54
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 15 14 8 12 5 54
033 Geometrical Instruments 8 10 8 14 12 52
242 Winding, Tensioning, or Guiding 14 12 9 8 9 52
385 Optical Waveguides 7 13 6 9 17 52
083 Cutting 14 11 6 9 11 51
303 Fluid-Pressure and Analogous Brake Systems 9 10 14 9 9 51
361 Electricity: Electrical Systems and Devices 6 10 16 7 11 50
446 Amusement Devices: Toys 14 8 10 13 5 50
267 Spring Devices 9 6 16 9 8 48
403 Joints and Connections 16 10 6 10 6 48
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 7 18 10 6 7 48
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 12 13 6 11 6 48
384 Bearings 4 12 7 15 9 47
056 Harvesters 12 13 8 9 4 46
081 Tools 12 8 9 5 12 46
318 Electricity: Motive Power Systems 19 12 3 5 7 46
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 3 7 9 11 14 44
138 Pipes and Tubular Conduits 16 11 6 5 6 44
229 Envelopes, Wrappers, and Paperboard Boxes 16 11 9 5 3 44
382 Image Analysis 11 4 9 5 15 44
004 Baths, Closets, Sinks, and Spittoons 7 13 6 8 9 43
215 Bottles and Jars 11 8 5 14 5 43
423 Chemistry of Inorganic Compounds 9 9 7 9 9 43
244 Aeronautics 7 17 7 6 5 42
379 Telephonic Communications 4 10 6 12 10 42
707 DP: Database and File Management or Data Structures (Data Processing) 4 7 13 10 8 42
204 Chemistry: Electrical and Wave Energy 8 10 12 7 4 41
418 Rotary Expansible Chamber Devices 14 12 7 5 3 41
095 Gas Separation: Processes 9 6 7 12 6 40
431 Combustion 6 9 14 5 6 40
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 12 10 4 6 8 40
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 7 6 12 7 7 39
366 Agitating (e.g., of articles and materials) 9 4 7 8 11 39
040 Card, Picture, or Sign Exhibiting 6 5 8 8 11 38
074 Machine Element or Mechanism 17 10 5 2 3 37
401 Coating Implements with Material Supply 5 9 4 12 7 37
438 Semiconductor Device Manufacturing: Process 7 3 8 8 11 37
055 Gas Separation 7 4 10 7 8 36
192 Clutches and Power-Stop Control 9 8 6 11 2 36
030 Cutlery 6 4 8 10 7 35
345 Computer Graphics Processing and Selective Visual Display Systems 9 11 4 5 6 35
607 Surgery: Light, Thermal, and Electrical Application 15 4 2 8 6 35
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 5 5 9 7 9 35
182 Fire Escape, Ladder, or Scaffold 6 5 12 3 7 33
228 Metal Fusion Bonding 4 7 7 8 7 33
347 Incremental Printing of Symbolic Information 3 7 7 4 12 33
343 Communications: Radio Wave Antennas 5 6 6 6 9 32
405 Hydraulic and Earth Engineering 3 6 7 5 11 32
044 Fuel and Related Compositions 7 8 7 4 5 31
501 Compositions: Ceramic 9 7 6 3 6 31
047 Plant Husbandry 11 8 4 3 4 30
099 Foods and Beverages: Apparatus 10 5 4 5 6 30
165 Heat Exchange 7 4 4 6 9 30
277 Seal for a Joint or Juncture 8 6 5 7 4 30
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 7 4 8 5 6 30
251 Valves and Valve Actuation 5 3 9 6 6 29
348 Television 7 7 5 5 5 29
370 Multiplex Communications 7 8 2 3 9 29
436 Chemistry: Analytical and Immunological Testing 9 2 6 4 8 29
100 Presses 4 9 2 6 7 28
266 Metallurgical Apparatus 11 3 4 6 4 28
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 3 5 4 9 7 28
404 Road Structure, Process, or Apparatus 3 5 5 9 6 28
434 Education and Demonstration 4 4 10 5 5 28
455 Telecommunications 10 7 4 3 4 28
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 10 5 2 4 7 28
101 Printing 8 4 4 8 3 27
283 Printed Matter 12 10 1 0 4 27
375 Pulse or Digital Communications 4 6 8 6 3 27
482 Exercise Devices 5 5 8 4 5 27
096 Gas Separation: Apparatus 8 2 3 8 5 26
301 Land Vehicles: Wheels and Axles 6 5 4 7 4 26
383 Flexible Bags 5 3 7 5 6 26
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 7 6 8 2 3 26
602 Surgery: Splint, Brace, or Bandage 7 3 7 4 5 26
110 Furnaces 6 6 5 4 4 25
273 Amusement Devices: Games 3 3 5 7 7 25
312 Supports: Cabinet Structure 12 2 1 3 7 25
016 Miscellaneous Hardware 7 1 8 2 6 24
024 Buckles, Buttons, Clasps, Etc. 6 5 5 5 3 24
034 Drying and Gas or Vapor Contact with Solids 10 3 6 3 2 24
084 Music 11 5 3 4 0 23
358 Facsimile and Static Presentation Processing 4 3 8 3 5 23
400 Typewriting Machines 3 3 10 5 2 23
432 Heating 6 1 5 8 3 23
200 Electricity: Circuit Makers and Breakers 3 6 6 3 4 22
224 Package and Article Carriers 8 5 5 1 3 22
241 Solid Material Comminution or Disintegration 5 5 4 5 3 22
307 Electrical Transmission or Interconnection Systems 3 0 4 6 9 22
108 Horizontally Supported Planar Surfaces 6 4 8 2 1 21
271 Sheet Feeding or Delivering 2 9 3 4 3 21
349 Liquid Crystal Cells, Elements and Systems 6 3 4 4 4 21
363 Electric Power Conversion Systems 7 5 5 1 3 21
392 Electric Resistance Heating Devices 4 3 7 1 6 21
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 3 2 4 4 8 21
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 7 3 3 5 3 21
037 Excavating 3 5 4 4 4 20
070 Locks 3 1 7 6 3 20
091 Motors: Expansible Chamber Type 1 2 3 9 5 20
122 Liquid Heaters and Vaporizers 4 3 3 7 3 20
126 Stoves and Furnaces 8 6 2 1 3 20
172 Earth Working 4 3 4 5 4 20
181 Acoustics 6 6 3 4 1 20
221 Article Dispensing 4 4 3 3 6 20
408 Cutting by Use of Rotating Axially Moving Tool 3 4 1 6 6 20
209 Classifying, Separating, and Assorting Solids 2 5 3 4 5 19
294 Handling: Hand and Hoist-Line Implements 5 4 3 4 3 19
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 3 7 2 6 1 19
475 Planetary Gear Transmission Systems or Components 1 0 2 7 9 19
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 4 5 3 4 2 18
374 Thermal Measuring and Testing 4 1 4 5 4 18
410 Freight Accommodation On Freight Carrier 4 3 3 5 3 18
710 Input/Output (Electrical Computers and Digital Processing Systems) 4 4 3 5 2 18
714 Error Detection/Correction and Fault Detection/Recovery 1 3 3 5 6 18
036 Boots, Shoes, and Leggings 1 6 5 4 1 17
082 Turning (e.g., for metal working) 2 4 4 7 0 17
102 Ammunition and Explosives 4 5 4 4 0 17
114 Ships 1 8 3 4 1 17
292 Closure Fasteners 6 0 4 2 5 17
049 Movable or Removable Closures 5 4 2 2 3 16
144 Woodworking 4 1 4 4 3 16
160 Flexible or Portable Closure, Partition, or Panel 6 2 2 4 2 16
216 Etching a Substrate: Processes 2 4 3 2 5 16
249 Static Molds 0 4 3 0 9 16
256 Fences 2 7 3 3 1 16
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2 5 0 4 5 16
433 Dentistry 3 5 4 2 2 16
713 Support (Electrical Computers and Digital Processing Systems) 4 5 3 2 2 16
043 Fishing, Trapping, and Vermin Destroying 0 0 4 8 3 15
092 Expansible Chamber Devices 2 5 3 3 2 15
254 Implements or Apparatus for Applying Pushing or Pulling Force 4 4 3 2 2 15
320 Electricity: Battery or Capacitor Charging or Discharging 2 2 2 6 3 15
330 Amplifiers 1 1 4 6 3 15
337 Electricity: Electrothermally or Thermally Actuated Switches 5 3 2 2 3 15
419 Powder Metallurgy Processes 5 2 2 5 1 15
042 Firearms 1 2 6 2 3 14
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 4 4 2 4 0 14
406 Conveyors: Fluid Current 1 3 3 4 3 14
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 3 4 1 1 5 14
725 Interactive Video Distribution Systems 1 5 3 2 3 14
269 Work Holders 5 4 1 1 2 13
351 Optics: Eye Examining, Vision Testing and Correcting 4 3 1 0 5 13
504 Plant Protecting and Regulating Compositions 1 3 5 3 1 13
601 Surgery: Kinesitherapy 4 4 3 1 1 13
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 1 2 5 3 2 13
105 Railway Rolling Stock 3 3 2 4 0 12
116 Signals and Indicators 1 3 3 0 5 12
124 Mechanical Guns and Projectors 3 1 0 2 6 12
227 Elongated-Member-Driving Apparatus 1 2 2 3 4 12
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 3 1 0 1 7 12
453 Coin Handling 2 1 1 7 1 12
454 Ventilation 1 0 3 1 7 12
477 Interrelated Power Delivery Controls, Including Engine Control 3 4 1 1 3 12
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 2 3 1 4 2 12
706 DP: Artificial Intelligence (Data Processing) 1 1 5 3 2 12
132 Toilet 5 1 0 3 2 11
175 Boring or Penetrating the Earth 1 3 2 2 3 11
177 Weighing Scales 0 2 5 1 3 11
193 Conveyors, Chutes, Skids, Guides, and Ways 5 2 2 1 1 11
261 Gas and Liquid Contact Apparatus 1 3 0 4 3 11
323 Electricity: Power Supply or Regulation Systems 2 3 5 1 0 11
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 2 1 5 2 11
071 Chemistry: Fertilizers 2 3 2 1 2 10
089 Ordnance 2 3 1 3 1 10
169 Fire Extinguishers 5 3 1 1 0 10
223 Apparel Apparatus 3 1 1 2 3 10
236 Automatic Temperature and Humidity Regulation 4 0 3 1 2 10
281 Books, Strips, and Leaves 3 4 1 2 0 10
305 Wheel Substitutes for Land Vehicles 1 2 3 1 3 10
372 Coherent Light Generators 1 5 2 1 1 10
717 DP: Software Development, Installation, and Management (Data Processing) 2 2 2 2 2 10
051 Abrasive Tool Making Process, Material, or Composition 1 0 2 4 2 9
184 Lubrication 3 1 2 3 0 9
407 Cutters, for Shaping 2 1 2 2 2 9
452 Butchering 3 2 1 0 3 9
472 Amusement Devices 3 0 2 3 1 9
474 Endless Belt Power Transmission Systems or Components 2 2 2 1 2 9
512 Perfume Compositions 5 0 1 3 0 9
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 3 3 2 1 9
054 Harness (for animals) 2 1 2 1 2 8
068 Textiles: Fluid Treating Apparatus 0 0 2 3 3 8
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 2 0 2 2 2 8
173 Tool Driving or Impacting 0 1 4 2 1 8
333 Wave Transmission Lines and Networks 2 1 2 2 1 8
585 Chemistry of Hydrocarbon Compounds 0 2 2 3 1 8
057 Textiles: Spinning, Twisting, and Twining 1 5 0 0 1 7
157 Wheelwright Machines 1 1 0 3 2 7
194 Check-Actuated Control Mechanisms 1 2 2 1 1 7
226 Advancing Material of Indeterminate Length 2 1 1 2 1 7
279 Chucks or Sockets 2 1 3 1 0 7
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 2 0 3 1 1 7
338 Electrical Resistors 1 2 2 1 1 7
368 Horology: Time Measuring Systems or Devices 1 2 1 2 1 7
381 Electrical Audio Signal Processing Systems and Devices 2 1 1 2 1 7
409 Gear Cutting, Milling, or Planing 3 1 0 0 3 7
412 Bookbinding: Process and Apparatus 2 0 2 1 2 7
413 Sheet Metal Container Making 1 1 0 2 3 7
505 Superconductor Technology: Apparatus, Material, Process 1 2 1 2 1 7
711 Memory (Electrical Computers and Digital Processing Systems) 1 2 0 1 3 7
014 Bridges 0 1 3 2 0 6
027 Undertaking 2 2 0 1 1 6
135 Tent, Canopy, Umbrella, or Cane 1 4 0 0 1 6
270 Sheet-Material Associating 2 3 1 0 0 6
353 Optics: Image Projectors 0 0 1 1 4 6
373 Industrial Electric Heating Furnaces 2 0 2 1 1 6
588 Hazardous or Toxic Waste Destruction or Containment 2 2 1 1 0 6
007 Compound Hand Tools 1 2 0 1 1 5
048 Gas: Heating and Illuminating 1 1 0 1 2 5
203 Distillation: Processes, Separatory 0 1 1 1 2 5
238 Railways: Surface Track 0 1 0 3 1 5
365 Static Information Storage and Retrieval 0 3 0 2 0 5
388 Electricity: Motor Control Systems 4 1 0 0 0 5
420 Alloys or Metallic Compositions 2 1 0 1 1 5
440 Marine Propulsion 0 2 1 1 1 5
026 Textiles: Cloth Finishing 1 3 0 0 0 4
109 Safes, Bank Protection, or a Related Device 2 0 1 1 0 4
111 Planting 2 1 1 0 0 4
136 Batteries: Thermoelectric and Photoelectric 2 0 0 1 1 4
150 Purses, Wallets, and Protective Covers 0 0 1 1 2 4
168 Farriery 1 0 1 2 0 4
186 Merchandising 0 0 1 2 1 4
208 Mineral Oils: Processes and Products 1 2 1 0 0 4
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 3 0 1 0 4
237 Heating Systems 1 0 2 1 0 4
290 Prime-Mover Dynamo Plants 1 1 2 0 0 4
293 Vehicle Fenders 2 1 0 1 0 4
299 Mining or In Situ Disintegration of Hard Material 1 1 1 0 1 4
331 Oscillators 1 2 0 1 0 4
336 Inductor Devices 1 0 1 1 1 4
441 Buoys, Rafts, and Aquatic Devices 2 1 1 0 0 4
463 Amusement Devices: Games 0 0 1 3 0 4
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 2 0 0 0 2 4
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 2 0 0 2 4
059 Chain, Staple, and Horseshoe Making 1 1 0 0 1 3
076 Metal Tools and Implements, Making 1 1 1 0 0 3
086 Ammunition and Explosive-Charge Making 0 0 1 2 0 3
087 Textiles: Braiding, Netting, and Lace Making 1 1 0 0 1 3
104 Railways 0 2 1 0 0 3
147 Coopering 0 3 0 0 0 3
217 Wooden Receptacles 2 0 0 1 0 3
298 Land Vehicles: Dumping 1 0 1 0 1 3
326 Electronic Digital Logic Circuitry 0 1 0 2 0 3
376 Induced Nuclear Reactions: Processes, Systems, and Elements 0 1 0 1 1 3
483 Tool Changing 1 0 1 1 0 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 1 2 0 0 0 3
708 Arithmetic Processing and Calculating (Electrical Computers) 1 0 2 0 0 3
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 0 1 2 3
038 Textiles: Ironing or Smoothing 1 0 0 0 1 2
063 Jewelry 0 0 2 0 0 2
125 Stone Working 0 2 0 0 0 2
131 Tobacco 1 1 0 0 0 2
140 Wireworking 1 0 0 1 0 2
149 Explosive and Thermic Compositions or Charges 0 1 0 0 1 2
190 Trunks and Hand-Carried Luggage 1 0 0 1 0 2
225 Severing by Tearing or Breaking 0 0 0 1 1 2
232 Deposit and Collection Receptacles 1 1 0 0 0 2
246 Railway Switches and Signals 0 0 0 2 0 2
341 Coded Data Generation or Conversion 0 0 0 2 0 2
360 Dynamic Magnetic Information Storage or Retrieval 1 0 0 1 0 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 0 1 0 0 2
380 Cryptography 0 1 0 1 0 2
396 Photography 1 1 0 0 0 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 1 0 0 1 2
001 ** Classification Undetermined ** 0 1 0 0 0 1
028 Textiles: Manufacturing 0 0 0 0 1 1
066 Textiles: Knitting 1 0 0 0 0 1
112 Sewing 0 0 0 1 0 1
139 Textiles: Weaving 0 0 1 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 0 1 1
201 Distillation: Processes, Thermolytic 1 0 0 0 0 1
202 Distillation: Apparatus 0 0 0 1 0 1
212 Traversing Hoists 1 0 0 0 0 1
234 Selective Cutting (e.g., Punching) 0 0 0 0 1 1
260 Chemistry of Carbon Compounds 0 1 0 0 0 1
295 Railway Wheels and Axles 0 0 0 0 1 1
322 Electricity: Single Generator Systems 0 1 0 0 0 1
329 Demodulators 1 0 0 0 0 1
332 Modulators 0 1 0 0 0 1
355 Photocopying 0 1 0 0 0 1
369 Dynamic Information Storage or Retrieval 0 0 0 0 1 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 1 0 0 1
450 Foundation Garments 1 0 0 0 0 1
460 Crop Threshing or Separating 0 0 0 1 0 1
462 Books, Strips, and Leaves for Manifolding 0 0 0 1 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 0 1 0 1
ALL ALL CLASSES 3197 3275 3329 3184 2889 15874


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Office of Electronic Information Products - PTMD
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