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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 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

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' )

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) 327 336 351 379 401 1794
435 Chemistry: Molecular Biology and Microbiology 163 210 166 230 140 909
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 171 169 185 164 155 844
532 Organic Compounds (includes Classes 532-570) 143 154 133 133 121 684
439 Electrical Connectors 96 95 135 106 135 567
428 Stock Material or Miscellaneous Articles 90 91 73 78 63 395
128 Surgery (includes Class 600) 54 55 52 41 63 265
427 Coating Processes 31 36 49 41 39 196
052 Static Structures (e.g., Buildings) 29 36 35 41 42 183
073 Measuring and Testing 44 39 32 31 30 176
210 Liquid Purification or Separation 45 46 39 25 19 174
340 Communications: Electrical 33 43 27 36 22 161
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 25 28 24 43 33 153
361 Electricity: Electrical Systems and Devices 27 40 26 24 34 151
606 Surgery (instruments) 21 39 29 27 27 143
385 Optical Waveguides 23 19 23 31 46 142
604 Surgery (Medicators and Receptors) 33 32 20 22 34 141
248 Supports (e.g., for holding articles, etc.) 29 24 26 26 34 139
029 Metal Working 36 25 27 28 22 138
062 Refrigeration 22 38 23 28 27 138
359 Optics: Systems (Including Communication) and Elements 22 40 26 16 21 125
252 Compositions 30 31 30 16 16 123
438 Semiconductor Device Manufacturing: Process 8 21 34 24 34 121
137 Fluid Handling 16 29 27 23 18 113
280 Land Vehicles 21 22 32 20 15 110
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 24 28 18 24 15 109
206 Special Receptacle or Package 21 30 27 8 19 105
423 Chemistry of Inorganic Compounds 24 20 24 24 13 105
174 Electricity: Conductors and Insulators 16 17 15 28 25 101
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 15 23 16 24 23 101
362 Illumination 19 15 28 22 15 99
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 18 15 27 24 14 98
148 Metal Treatment 21 17 16 21 18 93
002 Apparel 14 23 25 13 17 92
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 11 17 22 23 19 92
700 DP: Generic Control Systems or Specific Applications (Data Processing) 13 25 15 20 18 91
250 Radiant Energy 25 17 21 13 11 87
015 Brushing, Scrubbing, and General Cleaning 22 11 28 9 16 86
072 Metal Deforming 31 27 12 11 5 86
204 Chemistry: Electrical and Wave Energy 6 23 23 19 15 86
324 Electricity: Measuring and Testing 11 13 19 17 26 86
379 Telephonic Communications 10 12 14 26 24 86
426 Food or Edible Material: Processes, Compositions, and Products 12 23 16 18 17 86
707 DP: Database and File Management or Data Structures (Data Processing) 14 20 13 21 18 86
473 Games Using Tangible Projectile 25 17 12 11 19 84
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 14 19 15 18 16 82
198 Conveyors: Power-Driven 12 19 15 19 15 80
370 Multiplex Communications 5 12 16 21 26 80
106 Compositions: Coating or Plastic 23 16 13 15 12 79
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 18 19 14 10 18 79
219 Electric Heating 18 19 14 16 11 78
095 Gas Separation: Processes 18 16 12 12 19 77
436 Chemistry: Analytical and Immunological Testing 16 16 14 20 11 77
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 10 8 14 30 14 76
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 8 16 18 15 17 74
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 16 15 15 10 17 73
220 Receptacles 18 17 13 16 9 73
375 Pulse or Digital Communications 15 8 20 13 17 73
222 Dispensing (apparatus and process) 11 19 13 14 15 72
348 Television 10 9 18 17 18 72
056 Harvesters 12 20 18 13 8 71
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 8 21 11 16 15 71
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 17 25 9 8 11 70
134 Cleaning and Liquid Contact with Solids 12 23 11 12 10 68
200 Electricity: Circuit Makers and Breakers 7 22 19 6 12 66
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 9 17 16 13 10 65
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 10 15 7 16 14 62
455 Telecommunications 8 9 13 12 20 62
356 Optics: Measuring and Testing 15 9 15 10 12 61
382 Image Analysis 10 16 11 11 13 61
433 Dentistry 15 9 10 15 12 61
451 Abrading 12 9 16 11 13 61
239 Fluid Sprinkling, Spraying, and Diffusing 18 11 18 8 5 60
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 17 7 15 10 9 58
702 DP: Measuring, Calibrating, or Testing (Data Processing) 12 12 14 9 11 58
119 Animal Husbandry 10 13 7 14 13 57
417 Pumps 5 10 12 15 15 57
182 Fire Escape, Ladder, or Scaffold 13 18 12 5 7 55
405 Hydraulic and Earth Engineering 13 15 9 11 7 55
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 11 8 13 11 12 55
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 12 11 13 9 10 55
273 Amusement Devices: Games 14 10 12 11 7 54
297 Chairs and Seats 8 17 12 9 8 54
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 8 19 9 11 6 53
341 Coded Data Generation or Conversion 8 6 11 16 11 52
043 Fishing, Trapping, and Vermin Destroying 10 11 11 7 11 50
053 Package Making 7 12 18 9 4 50
081 Tools 6 15 11 8 10 50
211 Supports: Racks 8 14 11 8 9 50
310 Electrical Generator or Motor Structure 13 3 11 13 9 49
318 Electricity: Motive Power Systems 10 9 13 10 7 49
228 Metal Fusion Bonding 4 10 11 16 7 48
004 Baths, Closets, Sinks, and Spittoons 11 7 8 8 13 47
083 Cutting 11 10 14 6 6 47
160 Flexible or Portable Closure, Partition, or Panel 11 8 12 9 7 47
482 Exercise Devices 13 11 9 9 5 47
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 9 6 8 10 14 47
229 Envelopes, Wrappers, and Paperboard Boxes 10 6 13 11 6 46
296 Land Vehicles: Bodies and Tops 10 14 8 9 5 46
315 Electric Lamp and Discharge Devices: Systems 4 11 8 10 13 46
285 Pipe Joints or Couplings 9 9 8 8 11 45
446 Amusement Devices: Toys 8 9 17 7 4 45
501 Compositions: Ceramic 7 6 6 16 10 45
060 Power Plants 6 11 9 12 6 44
294 Handling: Hand and Hoist-Line Implements 11 11 13 4 5 44
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 10 3 9 10 12 44
123 Internal-Combustion Engines 3 5 6 18 10 42
714 Error Detection/Correction and Fault Detection/Recovery 8 6 11 10 7 42
414 Material or Article Handling 5 11 14 6 5 41
162 Paper Making and Fiber Liberation 12 8 10 6 4 40
215 Bottles and Jars 5 10 8 5 12 40
376 Induced Nuclear Reactions: Processes, Systems, and Elements 14 9 5 8 4 40
251 Valves and Valve Actuation 8 7 8 7 9 39
005 Beds 9 6 7 9 7 38
292 Closure Fasteners 6 7 11 4 10 38
372 Coherent Light Generators 8 7 7 11 5 38
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 5 4 8 10 11 38
711 Memory (Electrical Computers and Digital Processing Systems) 3 6 9 10 10 38
365 Static Information Storage and Retrieval 3 9 13 8 4 37
033 Geometrical Instruments 6 3 9 5 13 36
074 Machine Element or Mechanism 9 11 8 3 5 36
303 Fluid-Pressure and Analogous Brake Systems 9 7 9 6 5 36
403 Joints and Connections 9 4 10 6 7 36
034 Drying and Gas or Vapor Contact with Solids 5 4 12 7 7 35
040 Card, Picture, or Sign Exhibiting 6 9 9 5 6 35
224 Package and Article Carriers 11 12 4 4 4 35
266 Metallurgical Apparatus 7 6 9 7 6 35
330 Amplifiers 3 8 14 7 3 35
710 Input/Output (Electrical Computers and Digital Processing Systems) 6 8 2 12 7 35
165 Heat Exchange 5 7 4 6 12 34
180 Motor Vehicles 4 10 6 8 6 34
307 Electrical Transmission or Interconnection Systems 7 12 6 5 4 34
343 Communications: Radio Wave Antennas 4 8 6 13 3 34
366 Agitating (e.g., of articles and materials) 6 12 4 4 8 34
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 6 10 8 8 2 34
030 Cutlery 3 12 5 5 8 33
084 Music 9 11 4 4 5 33
209 Classifying, Separating, and Assorting Solids 3 9 11 7 3 33
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 5 8 3 10 7 33
434 Education and Demonstration 9 11 10 2 1 33
708 Arithmetic Processing and Calculating (Electrical Computers) 3 12 8 6 4 33
070 Locks 6 7 7 4 8 32
313 Electric Lamp and Discharge Devices 5 10 5 9 3 32
415 Rotary Kinetic Fluid Motors or Pumps 3 7 6 5 11 32
055 Gas Separation 5 6 4 7 8 30
242 Winding, Tensioning, or Guiding 9 6 4 5 6 30
267 Spring Devices 4 5 6 8 7 30
504 Plant Protecting and Regulating Compositions 9 6 5 5 5 30
725 Interactive Video Distribution Systems 8 8 8 4 2 30
164 Metal Founding 7 9 2 3 8 29
326 Electronic Digital Logic Circuitry 3 7 11 3 5 29
047 Plant Husbandry 1 7 11 6 3 28
105 Railway Rolling Stock 6 5 4 9 4 28
138 Pipes and Tubular Conduits 5 8 2 5 8 28
241 Solid Material Comminution or Disintegration 9 2 4 6 7 28
432 Heating 8 9 3 5 3 28
101 Printing 8 3 7 6 3 27
132 Toilet 6 12 3 3 3 27
175 Boring or Penetrating the Earth 3 6 8 8 2 27
323 Electricity: Power Supply or Regulation Systems 8 4 5 2 8 27
419 Powder Metallurgy Processes 7 8 4 3 5 27
585 Chemistry of Hydrocarbon Compounds 4 6 2 9 6 27
042 Firearms 5 9 2 4 6 26
299 Mining or In Situ Disintegration of Hard Material 8 2 3 9 4 26
363 Electric Power Conversion Systems 4 6 6 6 4 26
383 Flexible Bags 2 2 7 10 5 26
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 6 4 5 6 5 26
717 DP: Software Development, Installation, and Management (Data Processing) 1 6 5 7 7 26
036 Boots, Shoes, and Leggings 6 10 5 2 2 25
065 Glass Manufacturing 8 8 1 1 7 25
269 Work Holders 5 4 6 8 2 25
277 Seal for a Joint or Juncture 0 8 3 5 9 25
312 Supports: Cabinet Structure 10 6 4 3 2 25
374 Thermal Measuring and Testing 5 4 7 4 5 25
016 Miscellaneous Hardware 7 4 2 5 6 24
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 9 5 3 4 3 24
188 Brakes 1 4 7 6 6 24
221 Article Dispensing 7 5 7 3 2 24
351 Optics: Eye Examining, Vision Testing and Correcting 3 4 10 6 1 24
401 Coating Implements with Material Supply 3 6 7 6 2 24
118 Coating Apparatus 6 8 1 5 3 23
208 Mineral Oils: Processes and Products 4 6 3 6 4 23
244 Aeronautics 5 2 8 5 3 23
254 Implements or Apparatus for Applying Pushing or Pulling Force 4 7 5 3 4 23
373 Industrial Electric Heating Furnaces 2 4 8 2 7 23
454 Ventilation 1 5 4 8 5 23
713 Support (Electrical Computers and Digital Processing Systems) 2 4 7 6 4 23
110 Furnaces 6 2 5 4 5 22
169 Fire Extinguishers 2 5 6 2 7 22
246 Railway Switches and Signals 8 1 5 4 4 22
331 Oscillators 1 2 6 8 5 22
333 Wave Transmission Lines and Networks 5 5 4 7 1 22
203 Distillation: Processes, Separatory 5 3 5 3 5 21
416 Fluid Reaction Surfaces (i.e., Impellers) 3 1 10 3 4 21
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 5 3 3 9 1 21
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 10 3 3 4 0 20
114 Ships 4 4 6 4 2 20
181 Acoustics 3 2 6 2 7 20
602 Surgery: Splint, Brace, or Bandage 2 5 4 4 5 20
099 Foods and Beverages: Apparatus 6 4 6 1 2 19
135 Tent, Canopy, Umbrella, or Cane 4 2 4 6 3 19
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 3 2 1 6 7 19
271 Sheet Feeding or Delivering 3 2 5 4 5 19
407 Cutters, for Shaping 3 5 6 2 3 19
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 7 4 5 2 19
607 Surgery: Light, Thermal, and Electrical Application 4 4 4 3 4 19
024 Buckles, Buttons, Clasps, Etc. 2 4 3 4 5 18
096 Gas Separation: Apparatus 5 2 5 4 2 18
108 Horizontally Supported Planar Surfaces 1 5 3 6 3 18
124 Mechanical Guns and Projectors 3 5 3 0 7 18
126 Stoves and Furnaces 6 6 3 1 2 18
381 Electrical Audio Signal Processing Systems and Devices 8 0 2 4 4 18
408 Cutting by Use of Rotating Axially Moving Tool 4 5 1 6 2 18
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 4 4 5 2 3 18
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 5 4 4 4 1 18
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 4 5 4 1 3 17
213 Railway Draft Appliances 2 4 6 2 3 17
337 Electricity: Electrothermally or Thermally Actuated Switches 3 6 6 0 2 17
420 Alloys or Metallic Compositions 3 3 2 3 6 17
049 Movable or Removable Closures 6 4 3 2 1 16
283 Printed Matter 7 4 3 2 0 16
384 Bearings 2 6 4 2 2 16
037 Excavating 2 4 5 2 2 15
104 Railways 3 5 2 2 3 15
216 Etching a Substrate: Processes 6 6 2 0 1 15
378 X-Ray or Gamma Ray Systems or Devices 6 0 2 5 2 15
406 Conveyors: Fluid Current 3 2 2 4 4 15
431 Combustion 3 2 2 4 4 15
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 4 3 3 5 0 15
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 2 2 4 4 3 15
071 Chemistry: Fertilizers 4 1 1 3 5 14
144 Woodworking 3 5 4 1 1 14
261 Gas and Liquid Contact Apparatus 0 4 3 3 4 14
360 Dynamic Magnetic Information Storage or Retrieval 1 2 3 1 7 14
367 Communications, Electrical: Acoustic Wave Systems and Devices 4 1 4 3 2 14
392 Electric Resistance Heating Devices 3 3 5 2 1 14
452 Butchering 1 3 3 6 1 14
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 5 3 2 4 0 14
715 DP: Presentation Processing of Document (Data Processing) 2 3 6 2 1 14
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 3 0 4 7 14
172 Earth Working 4 1 3 2 3 13
194 Check-Actuated Control Mechanisms 3 3 4 2 1 13
256 Fences 2 2 2 6 1 13
706 DP: Artificial Intelligence (Data Processing) 3 1 0 2 7 13
102 Ammunition and Explosives 2 4 4 2 0 12
347 Incremental Printing of Symbolic Information 1 1 1 2 7 12
027 Undertaking 5 2 4 0 0 11
136 Batteries: Thermoelectric and Photoelectric 1 3 2 3 2 11
184 Lubrication 1 2 2 3 3 11
226 Advancing Material of Indeterminate Length 4 5 0 0 2 11
320 Electricity: Battery or Capacitor Charging or Discharging 1 1 2 4 3 11
338 Electrical Resistors 2 2 2 3 2 11
386 Television Signal Processing for Dynamic Recording or Reproducing 5 1 3 2 0 11
404 Road Structure, Process, or Apparatus 1 6 2 0 2 11
463 Amusement Devices: Games 2 4 4 1 0 11
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 2 0 5 2 2 11
173 Tool Driving or Impacting 1 6 1 1 1 10
225 Severing by Tearing or Breaking 1 2 2 3 2 10
290 Prime-Mover Dynamo Plants 1 3 1 2 3 10
440 Marine Propulsion 1 2 3 1 3 10
588 Hazardous or Toxic Waste Destruction or Containment 4 2 1 2 1 10
601 Surgery: Kinesitherapy 2 2 3 2 1 10
014 Bridges 4 1 2 0 2 9
100 Presses 3 2 2 0 2 9
116 Signals and Indicators 0 2 0 2 5 9
227 Elongated-Member-Driving Apparatus 0 1 1 5 2 9
396 Photography 3 2 2 2 0 9
472 Amusement Devices 2 3 0 1 3 9
044 Fuel and Related Compositions 3 3 1 1 0 8
092 Expansible Chamber Devices 2 2 3 0 1 8
122 Liquid Heaters and Vaporizers 2 1 2 3 0 8
212 Traversing Hoists 2 1 1 1 3 8
301 Land Vehicles: Wheels and Axles 1 1 3 1 2 8
369 Dynamic Information Storage or Retrieval 4 2 1 1 0 8
380 Cryptography 1 2 0 2 3 8
410 Freight Accommodation On Freight Carrier 1 2 2 3 0 8
441 Buoys, Rafts, and Aquatic Devices 3 2 0 0 3 8
091 Motors: Expansible Chamber Type 1 1 4 1 0 7
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 2 0 1 1 3 7
232 Deposit and Collection Receptacles 0 4 1 2 0 7
279 Chucks or Sockets 0 2 3 2 0 7
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 1 4 0 1 7
418 Rotary Expansible Chamber Devices 2 1 2 1 1 7
507 Earth Boring, Well Treating, and Oil Field Chemistry 2 2 1 0 2 7
063 Jewelry 2 1 2 0 1 6
066 Textiles: Knitting 1 1 1 1 2 6
139 Textiles: Weaving 0 0 3 3 0 6
150 Purses, Wallets, and Protective Covers 3 1 1 0 1 6
177 Weighing Scales 1 2 2 0 1 6
349 Liquid Crystal Cells, Elements and Systems 3 0 0 3 0 6
409 Gear Cutting, Milling, or Planing 1 2 2 0 1 6
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 2 1 1 1 1 6
038 Textiles: Ironing or Smoothing 0 2 1 1 1 5
048 Gas: Heating and Illuminating 0 1 2 2 0 5
111 Planting 0 0 2 3 0 5
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 1 1 1 2 5
223 Apparel Apparatus 0 3 1 1 0 5
236 Automatic Temperature and Humidity Regulation 2 0 2 1 0 5
336 Inductor Devices 3 0 1 0 1 5
400 Typewriting Machines 1 3 1 0 0 5
190 Trunks and Hand-Carried Luggage 1 0 1 2 0 4
191 Electricity: Transmission To Vehicles 0 0 2 2 0 4
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 3 4
238 Railways: Surface Track 0 1 2 0 1 4
270 Sheet-Material Associating 1 1 1 1 0 4
332 Modulators 0 2 0 2 0 4
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 0 2 2 4
450 Foundation Garments 2 0 0 0 2 4
460 Crop Threshing or Separating 0 0 1 2 1 4
028 Textiles: Manufacturing 0 1 2 0 0 3
057 Textiles: Spinning, Twisting, and Twining 1 0 0 1 1 3
068 Textiles: Fluid Treating Apparatus 0 1 1 1 0 3
082 Turning (e.g., for metal working) 0 1 1 1 0 3
127 Sugar, Starch, and Carbohydrates 1 1 0 0 1 3
131 Tobacco 1 1 0 1 0 3
152 Resilient Tires and Wheels 1 0 0 0 2 3
192 Clutches and Power-Stop Control 0 1 1 1 0 3
202 Distillation: Apparatus 1 0 1 1 0 3
249 Static Molds 1 0 0 1 1 3
293 Vehicle Fenders 0 0 2 1 0 3
322 Electricity: Single Generator Systems 1 2 0 0 0 3
353 Optics: Image Projectors 2 0 1 0 0 3
358 Facsimile and Static Presentation Processing 1 2 0 0 0 3
368 Horology: Time Measuring Systems or Devices 1 1 0 0 1 3
413 Sheet Metal Container Making 0 2 0 0 1 3
475 Planetary Gear Transmission Systems or Components 0 0 3 0 0 3
492 Roll or Roller 1 1 0 0 1 3
505 Superconductor Technology: Apparatus, Material, Process 0 1 1 0 1 3
512 Perfume Compositions 0 1 0 1 1 3
001 ** Classification Undetermined ** 0 1 1 0 0 2
007 Compound Hand Tools 1 0 0 1 0 2
012 Boot and Shoe Making 1 0 0 1 0 2
026 Textiles: Cloth Finishing 0 0 1 0 1 2
051 Abrasive Tool Making Process, Material, or Composition 0 1 0 0 1 2
087 Textiles: Braiding, Netting, and Lace Making 1 0 0 1 0 2
089 Ordnance 1 0 1 0 0 2
112 Sewing 1 0 1 0 0 2
125 Stone Working 0 1 0 1 0 2
178 Telegraphy 1 0 1 0 0 2
237 Heating Systems 1 0 1 0 0 2
352 Optics: Motion Pictures 0 0 1 1 0 2
399 Electrophotography 0 1 1 0 0 2
494 Imperforate Bowl: Centrifugal Separators 0 2 0 0 0 2
023 Chemistry: Physical Processes 0 0 0 1 0 1
059 Chain, Staple, and Horseshoe Making 1 0 0 0 0 1
076 Metal Tools and Implements, Making 1 0 0 0 0 1
086 Ammunition and Explosive-Charge Making 1 0 0 0 0 1
142 Wood Turning 0 1 0 0 0 1
157 Wheelwright Machines 0 0 0 1 0 1
168 Farriery 0 0 0 1 0 1
185 Motors: Spring, Weight, or Animal Powered 1 0 0 0 0 1
186 Merchandising 1 0 0 0 0 1
217 Wooden Receptacles 1 0 0 0 0 1
281 Books, Strips, and Leaves 1 0 0 0 0 1
289 Knots and Knot Tying 0 0 1 0 0 1
295 Railway Wheels and Axles 0 1 0 0 0 1
298 Land Vehicles: Dumping 0 0 0 1 0 1
329 Demodulators 1 0 0 0 0 1
346 Recorders 0 0 1 0 0 1
355 Photocopying 0 1 0 0 0 1
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 1 0 0 1
412 Bookbinding: Process and Apparatus 0 0 0 0 1 1
453 Coin Handling 0 0 0 1 0 1
474 Endless Belt Power Transmission Systems or Components 0 1 0 0 0 1
ALL ALL CLASSES 3370 3752 3640 3534 3343 17639


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