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

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

Count of 2006 - 2010 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

CANADA

( 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 either by year of patent grant or by year of patent application.
Class Class Title 2006 2007 2008 2009 2010 Total
370 Multiplex Communications 153 152 202 227 297 1031
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 167 152 152 166 205 842
455 Telecommunications 97 98 114 121 176 606
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 71 59 68 100 151 449
435 Chemistry: Molecular Biology and Microbiology 94 80 58 88 101 421
345 Computer Graphics Processing and Selective Visual Display Systems 59 76 63 67 105 370
707 DP: Database and File Management or Data Structures (Data Processing) 41 46 58 81 141 367
375 Pulse or Digital Communications 62 56 70 56 86 330
532 Organic Compounds (includes Classes 532-570) 40 58 52 61 75 286
382 Image Analysis 40 40 68 62 70 280
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 49 53 41 45 75 263
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 46 58 56 41 38 239
713 Support (Electrical Computers and Digital Processing Systems) 38 37 45 55 62 237
250 Radiant Energy 52 40 55 37 52 236
340 Communications: Electrical 54 37 46 42 55 234
385 Optical Waveguides 66 44 37 38 28 213
280 Land Vehicles 40 38 41 44 41 204
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 32 27 33 31 62 185
128 Surgery (includes Class 600) 37 36 28 30 50 181
210 Liquid Purification or Separation 36 29 43 36 30 174
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 14 16 37 41 66 174
073 Measuring and Testing 37 24 41 37 34 173
702 DP: Measuring, Calibrating, or Testing (Data Processing) 36 37 34 29 34 170
398 Optical Communications 47 37 30 25 29 168
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 20 23 19 31 69 162
717 DP: Software Development, Installation, and Management (Data Processing) 17 18 30 40 57 162
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 20 33 39 37 32 161
060 Power Plants 29 19 28 36 48 160
052 Static Structures (e.g., Buildings) 24 19 18 29 66 156
379 Telephonic Communications 46 24 23 29 34 156
714 Error Detection/Correction and Fault Detection/Recovery 17 34 26 34 42 153
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 14 26 28 38 46 152
324 Electricity: Measuring and Testing 27 26 24 37 32 146
359 Optical: Systems and Elements 30 12 34 25 38 139
362 Illumination 24 31 22 26 35 138
361 Electricity: Electrical Systems and Devices 22 21 19 35 37 134
123 Internal-Combustion Engines 41 35 19 21 14 130
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 33 22 20 28 25 128
348 Television 27 25 23 24 28 127
029 Metal Working 29 25 23 20 29 126
297 Chairs and Seats 31 19 22 32 18 122
356 Optics: Measuring and Testing 27 20 22 28 25 122
711 Memory (Electrical Computers and Digital Processing Systems) 17 18 34 17 35 121
700 DP: Generic Control Systems or Specific Applications (Data Processing) 25 21 16 28 30 120
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 29 21 35 14 16 115
343 Communications: Radio Wave Antennas 19 29 19 25 22 114
428 Stock Material or Miscellaneous Articles 29 26 15 18 26 114
726 Information Security 9 13 18 21 44 105
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 17 18 20 20 26 101
248 Supports (e.g., for holding articles, etc.) 18 20 13 23 21 95
296 Land Vehicles: Bodies and Tops 13 24 20 16 22 95
341 Coded Data Generation or Conversion 11 18 29 20 17 95
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 10 23 21 15 26 95
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 21 13 15 15 29 93
439 Electrical Connectors 25 20 19 13 14 91
365 Static Information Storage and Retrieval 12 12 8 23 34 89
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 18 15 16 17 23 89
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 19 14 16 9 29 87
175 Boring or Penetrating the Earth 16 22 11 15 20 84
180 Motor Vehicles 19 16 17 12 18 82
310 Electrical Generator or Motor Structure 20 17 14 10 21 82
219 Electric Heating 19 15 14 15 18 81
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 7 14 15 17 28 81
473 Games Using Tangible Projectile 20 15 15 9 20 79
710 Input/Output (Electrical Computers and Digital Processing Systems) 13 5 8 17 35 78
318 Electricity: Motive Power Systems 21 19 12 17 8 77
062 Refrigeration 12 25 14 11 14 76
380 Cryptography 9 10 13 16 28 76
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 14 12 12 14 23 75
423 Chemistry of Inorganic Compounds 14 10 11 16 23 74
111 Planting 14 14 13 14 18 73
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 13 8 9 14 28 72
415 Rotary Kinetic Fluid Motors or Pumps 16 20 8 11 15 70
137 Fluid Handling 20 18 5 11 15 69
320 Electricity: Battery or Capacitor Charging or Discharging 7 11 8 20 23 69
326 Electronic Digital Logic Circuitry 8 20 9 14 18 69
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 8 13 8 25 15 69
222 Dispensing (apparatus and process) 12 13 8 13 18 64
307 Electrical Transmission or Interconnection Systems 5 18 11 14 16 64
174 Electricity: Conductors and Insulators 8 14 16 7 18 63
381 Electrical Audio Signal Processing Systems and Devices 20 10 16 9 8 63
606 Surgery (instruments) 8 9 15 11 19 62
114 Ships 10 15 19 9 7 60
414 Material or Article Handling 11 11 14 12 12 60
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 20 11 13 7 8 59
002 Apparel 16 6 10 9 17 58
119 Animal Husbandry 13 12 8 5 20 58
416 Fluid Reaction Surfaces (i.e., Impellers) 6 18 10 18 6 58
482 Exercise Devices 7 11 8 8 24 58
438 Semiconductor Device Manufacturing: Process 12 7 11 10 17 57
015 Brushing, Scrubbing, and General Cleaning 2 14 11 9 18 54
033 Geometrical Instruments 10 10 11 11 10 52
074 Machine Element or Mechanism 16 9 8 9 9 51
165 Heat Exchange 14 14 7 6 10 51
330 Amplifiers 14 7 10 9 11 51
426 Food or Edible Material: Processes, Compositions, and Products 9 7 5 8 22 51
436 Chemistry: Analytical and Immunological Testing 11 10 10 5 15 51
706 DP: Artificial Intelligence (Data Processing) 5 7 7 13 19 51
198 Conveyors: Power-Driven 14 5 11 6 14 50
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 8 5 11 11 15 50
005 Beds 13 10 5 10 11 49
106 Compositions: Coating or Plastic 4 3 12 17 12 48
162 Paper Making and Fiber Liberation 11 4 16 7 10 48
273 Amusement Devices: Games 10 9 11 10 8 48
040 Card, Picture, or Sign Exhibiting 6 10 11 8 12 47
427 Coating Processes 5 9 7 8 17 46
105 Railway Rolling Stock 9 7 7 9 13 45
144 Woodworking 16 10 2 5 12 45
333 Wave Transmission Lines and Networks 12 6 8 7 12 45
037 Excavating 8 4 2 12 17 43
053 Package Making 8 8 9 7 11 43
072 Metal Deforming 14 11 4 6 8 43
172 Earth Working 7 2 6 11 17 43
241 Solid Material Comminution or Disintegration 12 11 6 10 4 43
367 Communications, Electrical: Acoustic Wave Systems and Devices 5 12 11 8 7 43
084 Music 5 5 6 10 16 42
404 Road Structure, Process, or Apparatus 11 8 5 13 5 42
405 Hydraulic and Earth Engineering 9 6 14 5 8 42
049 Movable or Removable Closures 5 5 7 11 12 40
206 Special Receptacle or Package 10 5 7 5 13 40
315 Electric Lamp and Discharge Devices: Systems 2 4 9 12 12 39
081 Tools 14 10 4 4 6 38
083 Cutting 16 3 10 4 5 38
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 8 7 5 6 12 38
056 Harvesters 1 3 12 8 13 37
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 5 9 4 9 10 37
285 Pipe Joints or Couplings 5 3 8 8 13 37
372 Coherent Light Generators 7 5 8 4 11 35
164 Metal Founding 9 5 10 3 7 34
220 Receptacles 6 4 2 9 13 34
239 Fluid Sprinkling, Spraying, and Diffusing 12 4 6 8 4 34
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 7 5 3 10 9 34
004 Baths, Closets, Sinks, and Spittoons 6 8 3 7 9 33
095 Gas Separation: Processes 10 4 5 4 10 33
208 Mineral Oils: Processes and Products 5 4 4 12 8 33
252 Compositions 9 5 9 5 5 33
347 Incremental Printing of Symbolic Information 5 10 2 5 11 33
244 Aeronautics and Astronautics 10 8 3 6 5 32
254 Implements or Apparatus for Applying Pushing or Pulling Force 6 7 7 7 5 32
047 Plant Husbandry 8 10 3 3 7 31
055 Gas Separation 3 3 7 9 9 31
188 Brakes 13 6 5 2 5 31
204 Chemistry: Electrical and Wave Energy 4 10 5 9 3 31
363 Electric Power Conversion Systems 3 6 6 7 9 31
604 Surgery (Medicators and Receptors) 5 5 6 4 11 31
607 Surgery: Light, Thermal, and Electrical Application 6 4 5 5 11 31
138 Pipes and Tubular Conduits 13 2 3 4 8 30
200 Electricity: Circuit Makers and Breakers 9 7 1 5 8 30
358 Facsimile and Static Presentation Processing 8 7 3 8 4 30
463 Amusement Devices: Games 3 4 7 5 11 30
209 Classifying, Separating, and Assorting Solids 10 1 5 5 8 29
331 Oscillators 4 4 5 5 11 29
351 Optics: Eye Examining, Vision Testing and Correcting 3 1 4 8 13 29
451 Abrading 9 4 8 6 2 29
292 Closure Fasteners 5 11 5 3 4 28
708 Arithmetic Processing and Calculating (Electrical Computers) 5 6 6 6 5 28
014 Bridges 10 5 3 5 4 27
211 Supports: Racks 8 7 5 1 6 27
433 Dentistry 12 7 1 2 5 27
454 Ventilation 7 6 5 5 4 27
242 Winding, Tensioning, or Guiding 8 4 6 4 4 26
290 Prime-Mover Dynamo Plants 3 4 5 5 9 26
378 X-Ray or Gamma Ray Systems or Devices 4 10 5 3 4 26
126 Stoves and Furnaces 6 4 4 4 7 25
160 Flexible or Portable Closure, Partition, or Panel 9 2 1 6 7 25
410 Freight Accommodation On Freight Carrier 10 4 5 5 1 25
417 Pumps 5 3 5 7 5 25
096 Gas Separation: Apparatus 5 6 2 5 6 24
134 Cleaning and Liquid Contact with Solids 8 4 5 2 5 24
305 Wheel Substitutes for Land Vehicles 6 5 3 3 7 24
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 6 3 3 3 9 24
294 Handling: Hand and Hoist-Line Implements 3 3 5 7 5 23
034 Drying and Gas or Vapor Contact with Solids 7 2 3 8 2 22
251 Valves and Valve Actuation 7 4 5 3 3 22
353 Optics: Image Projectors 4 4 5 1 8 22
440 Marine Propulsion 4 4 4 2 8 22
441 Buoys, Rafts, and Aquatic Devices 4 7 5 4 2 22
271 Sheet Feeding or Delivering 2 2 7 3 7 21
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 7 5 1 4 4 21
024 Buckles, Buttons, Clasps, Etc. 6 3 3 3 5 20
036 Boots, Shoes, and Leggings 4 5 4 4 3 20
181 Acoustics 3 1 6 3 7 20
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 4 7 3 2 4 20
313 Electric Lamp and Discharge Devices 1 3 5 4 7 20
323 Electricity: Power Supply or Regulation Systems 0 3 4 7 6 20
474 Endless Belt Power Transmission Systems or Components 7 5 1 3 4 20
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 6 2 3 2 7 20
725 Interactive Video Distribution Systems 2 2 1 7 8 20
016 Miscellaneous Hardware 5 3 2 4 5 19
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 4 3 3 4 19
366 Agitating (e.g., of articles and materials) 5 5 4 2 3 19
101 Printing 5 4 3 0 6 18
108 Horizontally Supported Planar Surfaces 3 1 1 3 10 18
322 Electricity: Single Generator Systems 6 7 1 3 1 18
396 Photography 1 1 4 4 8 18
446 Amusement Devices: Toys 4 1 3 4 6 18
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 2 4 1 4 7 18
266 Metallurgical Apparatus 5 0 3 4 5 17
400 Typewriting Machines 7 5 2 1 2 17
122 Liquid Heaters and Vaporizers 8 1 1 3 3 16
182 Fire Escape, Ladder, or Scaffold 3 5 1 2 5 16
256 Fences 1 3 8 3 1 16
386 Motion Video Signal Processing for Recording or Reproducing 1 4 4 3 4 16
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 5 2 4 1 4 16
507 Earth Boring, Well Treating, and Oil Field Chemistry 2 1 3 5 5 16
601 Surgery: Kinesitherapy 0 3 4 4 5 16
043 Fishing, Trapping, and Vermin Destroying 4 2 2 3 4 15
100 Presses 1 3 4 5 2 15
261 Gas and Liquid Contact Apparatus 6 3 1 3 2 15
071 Chemistry: Fertilizers 0 2 4 2 6 14
135 Tent, Canopy, Umbrella, or Cane 4 2 3 3 2 14
139 Textiles: Weaving 5 3 4 2 0 14
177 Weighing Scales 3 6 2 1 2 14
312 Supports: Cabinet Structure 3 2 1 4 4 14
392 Electric Resistance Heating Devices 2 4 4 3 1 14
418 Rotary Expansible Chamber Devices 3 1 2 2 6 14
431 Combustion 2 5 2 4 1 14
030 Cutlery 4 4 2 1 2 13
099 Foods and Beverages: Apparatus 2 2 3 4 2 13
116 Signals and Indicators 4 1 4 3 1 13
118 Coating Apparatus 1 2 2 4 4 13
148 Metal Treatment 3 2 1 2 5 13
192 Clutches and Power-Stop Control 4 3 1 4 1 13
236 Automatic Temperature and Humidity Regulation 2 5 1 2 3 13
368 Horology: Time Measuring Systems or Devices 3 2 3 3 2 13
434 Education and Demonstration 6 0 2 1 4 13
044 Fuel and Related Compositions 0 3 2 4 3 12
224 Package and Article Carriers 0 5 2 1 4 12
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 3 2 3 2 2 12
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 3 1 3 4 12
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 3 6 0 2 12
070 Locks 4 2 3 1 1 11
092 Expansible Chamber Devices 3 2 4 1 1 11
110 Furnaces 2 2 1 3 3 11
124 Mechanical Guns and Projectors 1 3 2 0 5 11
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 2 7 2 0 0 11
374 Thermal Measuring and Testing 2 2 1 4 2 11
384 Bearings 0 2 1 4 4 11
173 Tool Driving or Impacting 0 2 3 2 3 10
228 Metal Fusion Bonding 2 1 4 0 3 10
277 Seal for a Joint or Juncture 4 0 2 1 3 10
299 Mining or In Situ Disintegration of Hard Material 0 3 3 0 4 10
472 Amusement Devices 3 1 1 1 4 10
475 Planetary Gear Transmission Systems or Components 4 2 3 1 0 10
585 Chemistry of Hydrocarbon Compounds 2 0 2 2 4 10
267 Spring Devices 4 2 1 1 1 9
349 Liquid Crystal Cells, Elements and Systems 0 2 0 2 5 9
602 Surgery: Splint, Brace, or Bandage 2 2 2 2 1 9
102 Ammunition and Explosives 1 0 0 2 5 8
104 Railways 0 4 0 3 1 8
229 Envelopes, Wrappers, and Paperboard Boxes 2 2 2 0 2 8
237 Heating Systems 4 0 3 0 1 8
399 Electrophotography 3 0 3 2 0 8
042 Firearms 1 0 2 2 2 7
089 Ordnance 0 2 1 3 1 7
132 Toilet 1 3 1 1 1 7
212 Traversing Hoists 1 3 2 1 0 7
221 Article Dispensing 3 1 1 2 0 7
227 Elongated-Member-Driving Apparatus 0 3 1 2 1 7
269 Work Holders 4 1 1 0 1 7
270 Sheet-Material Associating 0 1 3 2 1 7
293 Vehicle Fenders 1 3 1 1 1 7
336 Inductor Devices 1 3 1 0 2 7
401 Coating Implements with Material Supply 2 3 0 1 1 7
403 Joints and Connections 1 1 2 0 3 7
408 Cutting by Use of Rotating Axially Moving Tool 2 1 1 1 2 7
409 Gear Cutting, Milling, or Planing 1 1 1 1 3 7
460 Crop Threshing or Separating 1 2 1 1 2 7
169 Fire Extinguishers 2 1 1 1 1 6
184 Lubrication 2 0 2 1 1 6
283 Printed Matter 1 1 1 2 1 6
303 Fluid-Pressure and Analogous Brake Systems 1 1 2 1 1 6
352 Optics: Motion Pictures 2 3 0 1 0 6
383 Flexible Bags 1 2 0 1 2 6
452 Butchering 0 3 1 1 1 6
504 Plant Protecting and Regulating Compositions 0 2 1 1 2 6
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 0 3 2 1 6
086 Ammunition and Explosive-Charge Making 0 2 1 0 2 5
216 Etching a Substrate: Processes 2 0 3 0 0 5
249 Static Molds 0 1 0 2 2 5
373 Industrial Electric Heating Furnaces 1 4 0 0 0 5
406 Conveyors: Fluid Current 0 1 2 2 0 5
588 Hazardous or Toxic Waste Destruction or Containment 1 0 0 2 2 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 1 0 1 1 4
027 Undertaking 1 1 0 2 0 4
065 Glass Manufacturing 3 0 0 1 0 4
091 Motors: Expansible Chamber Type 1 2 0 0 1 4
125 Stone Working 1 2 1 0 0 4
136 Batteries: Thermoelectric and Photoelectric 0 0 1 2 1 4
149 Explosive and Thermic Compositions or Charges 1 0 1 0 2 4
190 Trunks and Hand-Carried Luggage 0 0 1 1 2 4
193 Conveyors, Chutes, Skids, Guides, and Ways 0 2 0 1 1 4
203 Distillation: Processes, Separatory 2 0 0 1 1 4
215 Bottles and Jars 2 0 0 1 1 4
223 Apparel Apparatus 2 0 0 1 1 4
232 Deposit and Collection Receptacles 0 0 3 0 1 4
238 Railways: Surface Track 0 0 1 0 3 4
332 Modulators 2 0 0 1 1 4
338 Electrical Resistors 2 0 0 1 1 4
450 Foundation Garments 1 0 3 0 0 4
494 Imperforate Bowl: Centrifugal Separators 2 1 0 1 0 4
054 Harness for Working Animal 2 0 1 0 0 3
057 Textiles: Spinning, Twisting, and Twining 1 1 1 0 0 3
087 Textiles: Braiding, Netting, and Lace Making 0 2 0 0 1 3
112 Sewing 2 0 0 1 0 3
150 Purses, Wallets, and Protective Covers 0 2 0 1 0 3
168 Farriery 0 1 1 1 0 3
196 Mineral Oils: Apparatus 0 0 0 3 0 3
202 Distillation: Apparatus 0 0 1 1 1 3
225 Severing by Tearing or Breaking 1 0 0 2 0 3
246 Railway Switches and Signals 1 1 0 1 0 3
298 Land Vehicles: Dumping 1 0 1 1 0 3
337 Electricity: Electrothermally or Thermally Actuated Switches 1 1 0 0 1 3
407 Cutters, for Shaping 0 0 1 0 2 3
412 Bookbinding: Process and Apparatus 0 1 0 0 2 3
432 Heating 2 0 0 0 1 3
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 1 1 0 0 3
477 Interrelated Power Delivery Controls, Including Engine Control 0 1 0 1 1 3
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 0 1 2 3
048 Gas: Heating and Illuminating 1 0 0 1 0 2
059 Chain, Staple, and Horseshoe Making 0 0 0 2 0 2
063 Jewelry 0 1 1 0 0 2
082 Turning (e.g., for metal working) 1 0 1 0 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 1 0 0 0 2
131 Tobacco 0 0 0 1 1 2
140 Wireworking 0 1 0 1 0 2
157 Wheelwright Machines 0 1 0 1 0 2
185 Motors: Spring, Weight, or Animal Powered 0 0 0 1 1 2
194 Check-Actuated Control Mechanisms 1 0 1 0 0 2
279 Chucks or Sockets 0 1 1 0 0 2
301 Land Vehicles: Wheels and Axles 0 0 2 0 0 2
369 Dynamic Information Storage or Retrieval 0 0 1 0 1 2
419 Powder Metallurgy Processes 2 0 0 0 0 2
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 1 0 0 2
476 Friction Gear Transmission Systems or Components 0 1 0 0 1 2
505 Superconductor Technology: Apparatus, Material, Process 0 0 2 0 0 2
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 0 1 0 0 2
001 ** Classification Undetermined ** 0 0 0 0 1 1
007 Compound Hand Tools 0 1 0 0 0 1
012 Boot and Shoe Making 0 0 0 0 1 1
019 Textiles: Fiber Preparation 0 0 0 0 1 1
038 Textiles: Ironing or Smoothing 1 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 0 1 0 1
069 Leather Manufactures 0 0 0 0 1 1
076 Metal Tools and Implements, Making 1 0 0 0 0 1
186 Merchandising 0 1 0 0 0 1
201 Distillation: Processes, Thermolytic 1 0 0 0 0 1
213 Railway Draft Appliances 0 0 0 0 1 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 0 1 1
231 Whips and Whip Apparatus 0 0 1 0 0 1
281 Books, Strips, and Leaves 0 1 0 0 0 1
291 Track Sanders 0 0 1 0 0 1
300 Brush, Broom, and Mop Making 0 0 0 0 1 1
329 Demodulators 0 0 0 0 1 1
360 Dynamic Magnetic Information Storage or Retrieval 1 0 0 0 0 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 0 0 0 0 1
388 Electricity: Motor Control Systems 0 0 1 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 0 1 0 1
453 Coin Handling 1 0 0 0 0 1
462 Books, Strips, and Leaves for Manifolding 1 0 0 0 0 1
483 Tool Changing 0 1 0 0 0 1
501 Compositions: Ceramic 0 0 0 0 1 1
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 0 0 1 0 1
720 Dynamic Optical Information Storage or Retrieval 1 0 0 0 0 1
ALL ALL CLASSES 3572 3318 3393 3655 4852 18790


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