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 1996 - 2000 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

PENNSYLVANIA

(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 1996 1997 1998 1999 2000 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 263 332 327 336 351 1609
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 192 151 171 169 185 868
435 Chemistry: Molecular Biology and Microbiology 64 117 163 210 166 720
532 Organic Compounds (includes Classes 532-570) 105 108 143 155 133 644
439 Electrical Connectors 95 93 96 95 135 514
428 Stock Material or Miscellaneous Articles 76 84 90 91 71 412
128 Surgery (includes Class 600) 62 48 53 55 52 270
210 Liquid Purification or Separation 52 42 45 46 39 224
427 Coating Processes 32 40 31 36 49 188
073 Measuring and Testing 32 33 44 39 32 180
052 Static Structures (e.g., Buildings) 28 34 29 36 35 162
252 Compositions 32 35 30 31 30 158
029 Metal Working 32 34 36 25 27 154
606 Surgery (instruments) 28 29 21 39 30 147
340 Communications: Electrical 18 13 33 44 26 134
359 Optics: Systems (Including Communication) and Elements 19 25 22 40 26 132
361 Electricity: Electrical Systems and Devices 22 18 27 40 24 131
062 Refrigeration 14 28 22 38 23 125
604 Surgery (Medicators and Receptors) 21 19 33 32 20 125
423 Chemistry of Inorganic Compounds 25 31 24 20 24 124
248 Supports (e.g., for holding articles, etc.) 16 19 29 24 26 114
072 Metal Deforming 24 19 31 27 12 113
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 23 21 23 28 18 113
206 Special Receptacle or Package 11 13 21 30 27 102
137 Fluid Handling 17 12 16 29 27 101
385 Optical Waveguides 23 12 23 19 23 100
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 9 14 25 28 24 100
106 Compositions: Coating or Plastic 28 19 23 16 13 99
250 Radiant Energy 18 14 25 17 21 95
280 Land Vehicles 7 10 21 22 32 92
002 Apparel 13 16 14 23 25 91
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 17 11 19 15 27 89
426 Food or Edible Material: Processes, Compositions, and Products 22 13 12 23 16 86
473 Games Using Tangible Projectile 23 9 25 17 12 86
362 Illumination 11 9 19 15 28 82
015 Brushing, Scrubbing, and General Cleaning 14 6 22 11 28 81
324 Electricity: Measuring and Testing 18 20 11 13 19 81
438 Semiconductor Device Manufacturing: Process 5 13 8 21 34 81
148 Metal Treatment 18 8 21 17 16 80
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 17 8 18 19 14 76
700 DP: Generic Control Systems or Specific Applications (Data Processing) 10 12 13 25 16 76
219 Electric Heating 15 9 18 19 14 75
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 15 8 17 25 9 74
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 6 11 15 23 18 73
222 Dispensing (apparatus and process) 18 11 11 19 13 72
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 10 8 15 23 16 72
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 12 11 14 19 15 71
174 Electricity: Conductors and Insulators 11 11 16 17 15 70
200 Electricity: Circuit Makers and Breakers 12 10 7 22 19 70
220 Receptacles 9 13 18 17 13 70
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 14 6 11 17 22 70
095 Gas Separation: Processes 19 4 18 16 12 69
204 Chemistry: Electrical and Wave Energy 7 10 6 23 23 69
375 Pulse or Digital Communications 18 8 15 8 20 69
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 8 14 16 15 15 68
134 Cleaning and Liquid Contact with Solids 12 7 12 23 11 65
198 Conveyors: Power-Driven 10 9 12 19 15 65
239 Fluid Sprinkling, Spraying, and Diffusing 8 9 18 11 18 64
056 Harvesters 6 6 12 20 18 62
273 Amusement Devices: Games 14 12 14 10 12 62
702 DP: Measuring, Calibrating, or Testing (Data Processing) 14 10 12 12 14 62
414 Material or Article Handling 24 7 5 11 14 61
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 9 10 8 16 18 61
405 Hydraulic and Earth Engineering 17 5 13 15 9 59
436 Chemistry: Analytical and Immunological Testing 9 3 16 16 14 58
451 Abrading 11 10 12 9 16 58
294 Handling: Hand and Hoist-Line Implements 9 13 11 11 13 57
182 Fire Escape, Ladder, or Scaffold 5 8 13 18 12 56
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 9 7 8 21 11 56
376 Induced Nuclear Reactions: Processes, Systems, and Elements 15 13 14 9 5 56
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 14 10 10 15 7 56
348 Television 10 8 10 9 18 55
211 Supports: Racks 13 8 8 14 11 54
297 Chairs and Seats 9 8 8 17 12 54
370 Multiplex Communications 10 11 5 12 16 54
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 5 5 18 8 17 53
043 Fishing, Trapping, and Vermin Destroying 13 7 10 11 11 52
162 Paper Making and Fiber Liberation 15 6 12 8 10 51
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 8 7 8 19 9 51
482 Exercise Devices 8 10 13 11 9 51
053 Package Making 7 6 7 12 18 50
119 Animal Husbandry 10 10 10 13 7 50
356 Optics: Measuring and Testing 4 6 16 9 15 50
229 Envelopes, Wrappers, and Paperboard Boxes 14 6 10 6 13 49
382 Image Analysis 4 6 10 16 11 47
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 2 3 9 17 16 47
341 Coded Data Generation or Conversion 9 13 8 5 11 46
379 Telephonic Communications 6 4 10 12 14 46
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 12 1 10 8 14 45
433 Dentistry 6 5 15 9 10 45
083 Cutting 5 3 11 10 14 43
160 Flexible or Portable Closure, Partition, or Panel 8 8 11 8 8 43
446 Amusement Devices: Toys 7 2 8 9 17 43
714 Error Detection/Correction and Fault Detection/Recovery 10 8 8 6 11 43
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 4 4 12 10 13 43
307 Electrical Transmission or Interconnection Systems 9 8 7 12 6 42
310 Electrical Generator or Motor Structure 4 11 13 3 11 42
318 Electricity: Motive Power Systems 8 2 10 9 13 42
060 Power Plants 7 8 6 11 9 41
074 Machine Element or Mechanism 10 3 9 11 8 41
081 Tools 6 3 6 15 11 41
224 Package and Article Carriers 10 3 11 12 4 40
296 Land Vehicles: Bodies and Tops 7 1 10 14 8 40
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 4 3 11 8 14 40
266 Metallurgical Apparatus 10 7 7 6 9 39
303 Fluid-Pressure and Analogous Brake Systems 12 2 9 7 9 39
434 Education and Demonstration 5 4 9 11 10 39
455 Telecommunications 2 7 8 9 13 39
315 Electric Lamp and Discharge Devices: Systems 8 7 4 11 8 38
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 6 10 9 6 7 38
005 Beds 7 8 9 6 7 37
215 Bottles and Jars 8 6 5 10 8 37
417 Pumps 7 3 5 10 12 37
504 Plant Protecting and Regulating Compositions 8 9 9 6 5 37
585 Chemistry of Hydrocarbon Compounds 16 9 4 6 2 37
501 Compositions: Ceramic 9 8 7 6 6 36
004 Baths, Closets, Sinks, and Spittoons 3 6 11 7 8 35
034 Drying and Gas or Vapor Contact with Solids 4 10 5 4 12 35
251 Valves and Valve Actuation 6 6 8 7 8 35
313 Electric Lamp and Discharge Devices 10 5 5 10 5 35
403 Joints and Connections 7 5 9 4 10 35
419 Powder Metallurgy Processes 8 8 7 8 4 35
033 Geometrical Instruments 10 3 6 6 9 34
180 Motor Vehicles 9 5 4 10 6 34
285 Pipe Joints or Couplings 7 1 9 9 8 34
292 Closure Fasteners 1 9 6 7 11 34
312 Supports: Cabinet Structure 7 7 10 6 4 34
366 Agitating (e.g., of articles and materials) 6 6 6 12 4 34
164 Metal Founding 9 6 7 9 2 33
036 Boots, Shoes, and Leggings 4 7 6 10 5 32
228 Metal Fusion Bonding 3 4 4 10 11 32
330 Amplifiers 2 5 3 8 14 32
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 6 4 10 3 9 32
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 9 7 5 8 3 32
725 Interactive Video Distribution Systems 4 6 8 7 7 32
047 Plant Husbandry 6 6 1 7 11 31
363 Electric Power Conversion Systems 6 9 4 6 6 31
101 Printing 8 4 8 3 7 30
108 Horizontally Supported Planar Surfaces 12 9 1 5 3 30
326 Electronic Digital Logic Circuitry 8 1 3 7 11 30
084 Music 2 3 9 11 4 29
132 Toilet 6 2 6 12 3 29
372 Coherent Light Generators 4 3 8 7 7 29
030 Cutlery 3 5 3 12 5 28
040 Card, Picture, or Sign Exhibiting 3 1 6 9 9 28
138 Pipes and Tubular Conduits 6 7 5 8 2 28
165 Heat Exchange 6 6 5 7 4 28
208 Mineral Oils: Processes and Products 4 11 4 6 3 28
242 Winding, Tensioning, or Guiding 5 4 9 6 4 28
246 Railway Switches and Signals 8 6 8 1 5 28
323 Electricity: Power Supply or Regulation Systems 5 6 8 4 5 28
711 Memory (Electrical Computers and Digital Processing Systems) 5 5 3 6 9 28
105 Railway Rolling Stock 5 7 6 5 4 27
708 Arithmetic Processing and Calculating (Electrical Computers) 2 2 3 12 8 27
016 Miscellaneous Hardware 8 5 7 4 2 26
065 Glass Manufacturing 4 5 8 8 1 26
365 Static Information Storage and Retrieval 1 0 3 9 13 26
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 14 4 2 2 4 26
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 6 4 5 4 7 26
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 6 10 8 26
110 Furnaces 6 6 6 2 5 25
209 Classifying, Separating, and Assorting Solids 2 0 3 9 11 25
432 Heating 1 4 8 9 3 25
710 Input/Output (Electrical Computers and Digital Processing Systems) 7 2 6 8 2 25
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 6 2 10 3 3 24
070 Locks 3 1 6 7 7 24
099 Foods and Beverages: Apparatus 5 3 6 4 6 24
118 Coating Apparatus 4 5 6 8 1 24
221 Article Dispensing 4 1 7 5 7 24
299 Mining or In Situ Disintegration of Hard Material 2 9 8 2 3 24
343 Communications: Radio Wave Antennas 2 4 4 8 6 24
404 Road Structure, Process, or Apparatus 11 4 1 6 2 24
114 Ships 5 4 4 4 6 23
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 4 2 9 5 3 23
241 Solid Material Comminution or Disintegration 3 5 9 2 4 23
431 Combustion 8 8 3 2 2 23
055 Gas Separation 4 3 5 6 4 22
169 Fire Extinguishers 4 5 2 5 6 22
351 Optics: Eye Examining, Vision Testing and Correcting 3 2 3 4 10 22
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 5 4 4 4 5 22
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 7 3 1 7 4 22
096 Gas Separation: Apparatus 4 5 5 2 5 21
244 Aeronautics 3 3 5 2 8 21
386 Television Signal Processing for Dynamic Recording or Reproducing 7 5 5 1 3 21
415 Rotary Kinetic Fluid Motors or Pumps 4 1 3 7 6 21
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 3 3 6 4 5 21
607 Surgery: Light, Thermal, and Electrical Application 4 5 4 4 4 21
123 Internal-Combustion Engines 4 2 3 5 6 20
126 Stoves and Furnaces 5 0 6 6 3 20
175 Boring or Penetrating the Earth 3 0 3 6 8 20
269 Work Holders 5 0 5 4 6 20
277 Seal for a Joint or Juncture 8 1 0 8 3 20
401 Coating Implements with Material Supply 2 2 3 6 7 20
042 Firearms 2 4 5 6 2 19
203 Distillation: Processes, Separatory 5 1 5 3 5 19
216 Etching a Substrate: Processes 4 1 6 6 2 19
254 Implements or Apparatus for Applying Pushing or Pulling Force 2 1 4 7 5 19
267 Spring Devices 1 3 4 5 6 19
374 Thermal Measuring and Testing 0 3 5 4 7 19
588 Hazardous or Toxic Waste Destruction or Containment 7 5 4 2 1 19
037 Excavating 4 3 2 4 5 18
049 Movable or Removable Closures 4 1 6 4 3 18
271 Sheet Feeding or Delivering 3 5 3 2 5 18
333 Wave Transmission Lines and Networks 4 0 5 5 4 18
373 Industrial Electric Heating Furnaces 3 1 2 4 8 18
384 Bearings 4 2 2 6 4 18
416 Fluid Reaction Surfaces (i.e., Impellers) 2 2 3 1 10 18
602 Surgery: Splint, Brace, or Bandage 2 5 2 5 4 18
135 Tent, Canopy, Umbrella, or Cane 4 3 4 2 4 17
181 Acoustics 4 2 3 2 6 17
188 Brakes 3 2 1 4 7 17
194 Check-Actuated Control Mechanisms 4 3 3 3 4 17
213 Railway Draft Appliances 3 2 2 4 6 17
283 Printed Matter 1 2 7 4 3 17
331 Oscillators 3 5 1 2 6 17
381 Electrical Audio Signal Processing Systems and Devices 2 5 8 0 2 17
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 3 5 4 4 17
104 Railways 3 3 3 5 2 16
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 2 4 5 4 16
124 Mechanical Guns and Projectors 3 2 3 5 3 16
144 Woodworking 2 2 3 5 4 16
367 Communications, Electrical: Acoustic Wave Systems and Devices 3 4 4 1 4 16
383 Flexible Bags 1 4 2 2 7 16
717 DP: Software Development, Installation, and Management (Data Processing) 3 1 1 6 5 16
024 Buckles, Buttons, Clasps, Etc. 3 2 2 4 4 15
044 Fuel and Related Compositions 4 4 3 3 1 15
102 Ammunition and Explosives 1 4 2 4 4 15
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 3 6 6 15
407 Cutters, for Shaping 0 1 3 5 6 15
408 Cutting by Use of Rotating Axially Moving Tool 1 4 4 5 1 15
463 Amusement Devices: Games 2 3 2 4 4 15
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 3 2 5 3 2 15
027 Undertaking 1 2 5 2 4 14
392 Electric Resistance Heating Devices 2 1 3 3 5 14
420 Alloys or Metallic Compositions 3 3 3 3 2 14
452 Butchering 5 2 1 3 3 14
601 Surgery: Kinesitherapy 6 1 2 2 3 14
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 2 1 5 3 3 14
713 Support (Electrical Computers and Digital Processing Systems) 1 0 2 4 7 14
184 Lubrication 5 3 1 2 2 13
378 X-Ray or Gamma Ray Systems or Devices 2 3 6 0 2 13
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 1 4 3 3 13
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 4 2 3 2 1 12
261 Gas and Liquid Contact Apparatus 3 2 0 4 3 12
406 Conveyors: Fluid Current 1 4 3 2 2 12
454 Ventilation 1 1 1 5 4 12
014 Bridges 1 3 4 1 2 11
071 Chemistry: Fertilizers 2 3 4 1 1 11
092 Expansible Chamber Devices 1 3 2 2 3 11
172 Earth Working 3 0 4 1 3 11
173 Tool Driving or Impacting 1 2 1 6 1 11
472 Amusement Devices 3 3 2 3 0 11
226 Advancing Material of Indeterminate Length 1 0 4 5 0 10
290 Prime-Mover Dynamo Plants 2 3 1 3 1 10
410 Freight Accommodation On Freight Carrier 2 3 1 2 2 10
100 Presses 1 1 3 2 2 9
322 Electricity: Single Generator Systems 3 3 1 2 0 9
338 Electrical Resistors 1 2 2 2 2 9
349 Liquid Crystal Cells, Elements and Systems 4 2 3 0 0 9
369 Dynamic Information Storage or Retrieval 2 0 4 2 1 9
380 Cryptography 1 5 1 2 0 9
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 4 2 2 1 9
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 2 2 0 5 9
063 Jewelry 1 2 2 1 2 8
122 Liquid Heaters and Vaporizers 1 2 2 1 2 8
136 Batteries: Thermoelectric and Photoelectric 1 1 1 3 2 8
360 Dynamic Magnetic Information Storage or Retrieval 1 1 1 2 3 8
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 1 1 1 4 8
396 Photography 0 1 3 2 2 8
177 Weighing Scales 1 1 1 2 2 7
232 Deposit and Collection Receptacles 1 1 0 4 1 7
256 Fences 0 1 2 2 2 7
320 Electricity: Battery or Capacitor Charging or Discharging 0 3 1 1 2 7
347 Incremental Printing of Symbolic Information 3 1 1 1 1 7
409 Gear Cutting, Milling, or Planing 0 2 1 2 2 7
440 Marine Propulsion 1 0 1 2 3 7
038 Textiles: Ironing or Smoothing 3 0 0 2 1 6
091 Motors: Expansible Chamber Type 0 0 1 1 4 6
112 Sewing 4 0 1 0 1 6
149 Explosive and Thermic Compositions or Charges 6 0 0 0 0 6
150 Purses, Wallets, and Protective Covers 1 0 3 1 1 6
225 Severing by Tearing or Breaking 1 0 1 2 2 6
236 Automatic Temperature and Humidity Regulation 0 2 2 0 2 6
238 Railways: Surface Track 2 1 0 1 2 6
279 Chucks or Sockets 1 0 0 2 3 6
301 Land Vehicles: Wheels and Axles 1 0 1 1 3 6
358 Facsimile and Static Presentation Processing 1 2 1 2 0 6
441 Buoys, Rafts, and Aquatic Devices 1 0 3 2 0 6
706 DP: Artificial Intelligence (Data Processing) 2 0 3 1 0 6
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 2 1 0 3 0 6
001 ** Classification Undetermined ** 0 0 0 1 4 5
131 Tobacco 1 2 1 1 0 5
139 Textiles: Weaving 2 0 0 0 3 5
152 Resilient Tires and Wheels 2 2 1 0 0 5
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 2 1 0 1 1 5
202 Distillation: Apparatus 1 2 1 0 1 5
223 Apparel Apparatus 1 0 0 3 1 5
336 Inductor Devices 0 1 3 0 1 5
368 Horology: Time Measuring Systems or Devices 2 1 1 1 0 5
400 Typewriting Machines 0 0 1 3 1 5
418 Rotary Expansible Chamber Devices 0 0 2 1 2 5
082 Turning (e.g., for metal working) 1 1 0 1 1 4
111 Planting 1 1 0 0 2 4
116 Signals and Indicators 1 1 0 2 0 4
140 Wireworking 1 3 0 0 0 4
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 0 2 0 1 4
212 Traversing Hoists 0 0 2 1 1 4
249 Static Molds 0 3 1 0 0 4
270 Sheet-Material Associating 1 0 1 1 1 4
353 Optics: Image Projectors 1 0 2 0 1 4
399 Electrophotography 2 0 0 1 1 4
475 Planetary Gear Transmission Systems or Components 1 0 0 0 3 4
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 0 2 1 1 4
007 Compound Hand Tools 0 2 1 0 0 3
028 Textiles: Manufacturing 0 0 0 1 2 3
048 Gas: Heating and Illuminating 0 0 0 1 2 3
051 Abrasive Tool Making Process, Material, or Composition 2 0 0 1 0 3
066 Textiles: Knitting 0 0 1 1 1 3
068 Textiles: Fluid Treating Apparatus 1 0 0 1 1 3
089 Ordnance 0 1 1 0 1 3
168 Farriery 0 3 0 0 0 3
192 Clutches and Power-Stop Control 1 0 0 1 1 3
227 Elongated-Member-Driving Apparatus 1 0 0 1 1 3
293 Vehicle Fenders 0 1 0 0 2 3
355 Photocopying 1 1 0 1 0 3
492 Roll or Roller 1 0 1 1 0 3
494 Imperforate Bowl: Centrifugal Separators 1 0 0 2 0 3
505 Superconductor Technology: Apparatus, Material, Process 0 1 0 1 1 3
057 Textiles: Spinning, Twisting, and Twining 1 0 1 0 0 2
059 Chain, Staple, and Horseshoe Making 0 1 1 0 0 2
086 Ammunition and Explosive-Charge Making 0 1 1 0 0 2
087 Textiles: Braiding, Netting, and Lace Making 0 1 1 0 0 2
125 Stone Working 1 0 0 1 0 2
127 Sugar, Starch, and Carbohydrates 0 0 1 1 0 2
178 Telegraphy 0 0 1 0 1 2
190 Trunks and Hand-Carried Luggage 0 0 1 0 1 2
191 Electricity: Transmission To Vehicles 0 0 0 0 2 2
193 Conveyors, Chutes, Skids, Guides, and Ways 1 0 0 0 1 2
237 Heating Systems 0 0 1 0 1 2
329 Demodulators 1 0 1 0 0 2
332 Modulators 0 0 0 2 0 2
346 Recorders 1 0 0 0 1 2
413 Sheet Metal Container Making 0 0 0 2 0 2
450 Foundation Garments 0 0 2 0 0 2
460 Crop Threshing or Separating 1 0 0 0 1 2
474 Endless Belt Power Transmission Systems or Components 1 0 0 1 0 2
477 Interrelated Power Delivery Controls, Including Engine Control 2 0 0 0 0 2
012 Boot and Shoe Making 0 0 1 0 0 1
026 Textiles: Cloth Finishing 0 0 0 0 1 1
054 Harness (for animals) 0 1 0 0 0 1
076 Metal Tools and Implements, Making 0 0 1 0 0 1
142 Wood Turning 0 0 0 1 0 1
185 Motors: Spring, Weight, or Animal Powered 0 0 1 0 0 1
186 Merchandising 0 0 1 0 0 1
217 Wooden Receptacles 0 0 1 0 0 1
281 Books, Strips, and Leaves 0 0 1 0 0 1
289 Knots and Knot Tying 0 0 0 0 1 1
295 Railway Wheels and Axles 0 0 0 1 0 1
298 Land Vehicles: Dumping 0 1 0 0 0 1
300 Brush, Broom, and Mop Making 1 0 0 0 0 1
352 Optics: Motion Pictures 0 0 0 0 1 1
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 0 0 1 1
412 Bookbinding: Process and Apparatus 0 1 0 0 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 1 0 0 0 1
453 Coin Handling 0 1 0 0 0 1
512 Perfume Compositions 0 0 0 1 0 1
ALL ALL CLASSES 2922 2697 3370 3752 3636 16377



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tel: (703) 306-2600
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Last Modified: April 30, 2001