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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 2007 - 2011 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 2007 2008 2009 2010 2011 Total
370 Multiplex Communications 152 202 227 297 288 1166
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 152 152 166 205 219 894
455 Telecommunications 98 114 121 176 258 767
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 59 68 100 151 172 550
707 DP: Database and File Management or Data Structures (Data Processing) 46 58 80 142 146 472
435 Chemistry: Molecular Biology and Microbiology 80 58 88 101 99 426
345 Computer Graphics Processing and Selective Visual Display Systems 76 63 67 105 98 409
375 Pulse or Digital Communications 56 70 56 86 76 344
382 Image Analysis 40 68 62 70 95 335
532 Organic Compounds (includes Classes 532-570) 58 52 61 75 79 325
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 53 41 45 75 65 279
713 Support (Electrical Computers and Digital Processing Systems) 37 45 55 62 53 252
340 Communications: Electrical 37 46 42 55 68 248
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 16 37 41 66 72 232
250 Radiant Energy 40 55 37 52 39 223
280 Land Vehicles 38 41 44 41 59 223
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 58 56 41 38 27 220
717 DP: Software Development, Installation, and Management (Data Processing) 18 30 40 57 61 206
128 Surgery (includes Class 600) 36 28 30 50 57 201
052 Static Structures (e.g., Buildings) 19 18 29 66 66 198
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 23 19 31 69 54 196
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 33 39 37 32 51 192
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 27 33 31 62 38 191
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 26 28 38 46 46 184
702 DP: Measuring, Calibrating, or Testing (Data Processing) 37 34 29 34 43 177
210 Liquid Purification or Separation 30 43 36 30 32 171
714 Error Detection/Correction and Fault Detection/Recovery 34 26 34 42 35 171
073 Measuring and Testing 24 41 37 34 32 168
060 Power Plants 19 28 36 48 32 163
385 Optical Waveguides 44 37 38 28 15 162
379 Telephonic Communications 24 23 29 34 51 161
361 Electricity: Electrical Systems and Devices 21 19 35 37 44 156
398 Optical Communications 37 30 25 29 25 146
726 Information Security 13 18 21 44 49 145
362 Illumination 31 22 26 35 30 144
324 Electricity: Measuring and Testing 26 24 37 32 22 141
711 Memory (Electrical Computers and Digital Processing Systems) 18 34 17 35 36 140
359 Optical: Systems and Elements 12 34 25 38 23 132
348 Television 25 23 24 28 30 130
356 Optics: Measuring and Testing 20 22 28 25 30 125
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 22 20 28 25 30 125
365 Static Information Storage and Retrieval 12 8 23 34 46 123
343 Communications: Radio Wave Antennas 29 19 25 22 27 122
029 Metal Working 25 23 20 29 23 120
700 DP: Generic Control Systems or Specific Applications (Data Processing) 21 16 28 30 23 118
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 18 20 20 26 30 114
341 Coded Data Generation or Conversion 18 29 20 17 30 114
428 Stock Material or Miscellaneous Articles 26 15 18 26 29 114
123 Internal-Combustion Engines 35 19 21 14 22 111
296 Land Vehicles: Bodies and Tops 24 20 16 22 28 110
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 14 15 18 28 33 108
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 21 35 14 16 19 105
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 13 15 15 29 32 104
248 Supports (e.g., for holding articles, etc.) 20 13 23 21 27 104
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 15 16 17 23 32 103
297 Chairs and Seats 19 22 32 18 11 102
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 23 21 15 27 16 102
710 Input/Output (Electrical Computers and Digital Processing Systems) 5 8 17 35 33 98
380 Cryptography 10 13 16 28 26 93
175 Boring or Penetrating the Earth 22 11 15 20 17 85
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 12 12 14 23 23 84
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 13 8 25 15 22 83
439 Electrical Connectors 20 19 13 14 17 83
606 Surgery (instruments) 9 15 11 19 29 83
320 Electricity: Battery or Capacitor Charging or Discharging 11 8 20 23 19 81
180 Motor Vehicles 16 17 12 18 17 80
423 Chemistry of Inorganic Compounds 10 11 16 23 20 80
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 14 16 9 29 11 79
482 Exercise Devices 11 8 8 24 28 79
326 Electronic Digital Logic Circuitry 20 9 14 18 16 77
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 8 9 14 28 17 76
310 Electrical Generator or Motor Structure 17 14 10 21 12 74
062 Refrigeration 25 14 11 14 9 73
111 Planting 14 13 14 18 13 72
307 Electrical Transmission or Interconnection Systems 18 11 14 16 13 72
473 Games Using Tangible Projectile 15 15 9 20 13 72
015 Brushing, Scrubbing, and General Cleaning 14 11 9 18 19 71
219 Electric Heating 15 14 15 18 9 71
222 Dispensing (apparatus and process) 13 8 13 18 18 70
706 DP: Artificial Intelligence (Data Processing) 7 7 13 19 23 69
174 Electricity: Conductors and Insulators 14 16 7 18 13 68
438 Semiconductor Device Manufacturing: Process 7 11 10 17 23 68
415 Rotary Kinetic Fluid Motors or Pumps 20 8 11 15 12 66
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 11 13 7 8 24 63
318 Electricity: Motive Power Systems 19 12 17 8 7 63
414 Material or Article Handling 11 14 12 12 14 63
114 Ships 15 19 9 7 11 61
119 Animal Husbandry 12 8 5 20 15 60
381 Electrical Audio Signal Processing Systems and Devices 10 16 9 8 17 60
416 Fluid Reaction Surfaces (i.e., Impellers) 18 10 18 6 7 59
106 Compositions: Coating or Plastic 3 12 17 12 14 58
198 Conveyors: Power-Driven 5 11 6 14 21 57
427 Coating Processes 9 7 8 17 16 57
137 Fluid Handling 18 5 11 15 7 56
162 Paper Making and Fiber Liberation 4 16 7 10 19 56
002 Apparel 6 10 9 17 13 55
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 5 11 11 15 12 54
436 Chemistry: Analytical and Immunological Testing 10 10 5 15 13 53
426 Food or Edible Material: Processes, Compositions, and Products 7 5 8 22 10 52
144 Woodworking 10 2 5 12 21 50
172 Earth Working 2 6 11 17 14 50
315 Electric Lamp and Discharge Devices: Systems 4 9 12 12 13 50
033 Geometrical Instruments 10 11 11 10 7 49
056 Harvesters 3 12 8 13 13 49
005 Beds 10 5 10 11 12 48
084 Music 5 6 10 16 10 47
105 Railway Rolling Stock 7 7 9 13 11 47
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 7 5 6 11 17 46
040 Card, Picture, or Sign Exhibiting 10 11 8 12 4 45
049 Movable or Removable Closures 5 7 11 12 10 45
330 Amplifiers 7 10 9 11 8 45
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 9 4 9 10 12 44
037 Excavating 4 2 12 17 8 43
604 Surgery (Medicators and Receptors) 5 6 4 11 17 43
074 Machine Element or Mechanism 9 8 9 9 7 42
208 Mineral Oils: Processes and Products 4 4 12 8 14 42
273 Amusement Devices: Games 9 11 10 8 4 42
367 Communications, Electrical: Acoustic Wave Systems and Devices 12 11 8 7 4 42
404 Road Structure, Process, or Apparatus 8 5 13 5 11 42
285 Pipe Joints or Couplings 3 8 8 13 9 41
463 Amusement Devices: Games 4 7 5 11 14 41
053 Package Making 8 9 7 11 5 40
165 Heat Exchange 14 7 6 10 3 40
241 Solid Material Comminution or Disintegration 11 6 10 4 9 40
333 Wave Transmission Lines and Networks 6 8 7 12 7 40
405 Hydraulic and Earth Engineering 5 14 5 8 8 40
206 Special Receptacle or Package 5 7 5 13 9 39
372 Coherent Light Generators 5 8 4 11 11 39
220 Receptacles 4 2 9 13 10 38
363 Electric Power Conversion Systems 6 6 7 9 9 37
725 Interactive Video Distribution Systems 2 1 7 8 19 37
204 Chemistry: Electrical and Wave Energy 10 5 9 3 9 36
351 Optics: Eye Examining, Vision Testing and Correcting 1 4 8 13 10 36
055 Gas Separation 3 7 9 9 7 35
358 Facsimile and Static Presentation Processing 7 3 8 4 13 35
417 Pumps 3 5 7 5 15 35
004 Baths, Closets, Sinks, and Spittoons 8 3 7 9 7 34
252 Compositions 5 9 5 5 10 34
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 3 5 5 20 34
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 5 3 10 9 7 34
072 Metal Deforming 11 4 6 8 4 33
331 Oscillators 4 5 5 11 8 33
347 Incremental Printing of Symbolic Information 10 2 5 11 5 33
378 X-Ray or Gamma Ray Systems or Devices 10 5 3 4 11 33
607 Surgery: Light, Thermal, and Electrical Application 4 5 5 11 8 33
290 Prime-Mover Dynamo Plants 4 5 5 9 9 32
292 Closure Fasteners 11 5 3 4 9 32
081 Tools 10 4 4 6 7 31
254 Implements or Apparatus for Applying Pushing or Pulling Force 7 7 7 5 5 31
239 Fluid Sprinkling, Spraying, and Diffusing 4 6 8 4 8 30
047 Plant Husbandry 10 3 3 7 6 29
095 Gas Separation: Processes 4 5 4 10 6 29
244 Aeronautics and Astronautics 8 3 6 5 7 29
708 Arithmetic Processing and Calculating (Electrical Computers) 6 6 6 5 6 29
200 Electricity: Circuit Makers and Breakers 7 1 5 8 7 28
242 Winding, Tensioning, or Guiding 4 6 4 4 10 28
034 Drying and Gas or Vapor Contact with Solids 2 3 8 2 12 27
083 Cutting 3 10 4 5 5 27
164 Metal Founding 5 10 3 7 2 27
209 Classifying, Separating, and Assorting Solids 1 5 5 8 7 26
126 Stoves and Furnaces 4 4 4 7 6 25
211 Supports: Racks 7 5 1 6 6 25
271 Sheet Feeding or Delivering 2 7 3 7 6 25
294 Handling: Hand and Hoist-Line Implements 3 5 7 5 5 25
305 Wheel Substitutes for Land Vehicles 5 3 3 7 7 25
323 Electricity: Power Supply or Regulation Systems 3 4 7 6 5 25
440 Marine Propulsion 4 4 2 8 7 25
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 3 3 3 9 7 25
451 Abrading 4 8 6 2 5 25
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 3 2 7 11 25
096 Gas Separation: Apparatus 6 2 5 6 5 24
108 Horizontally Supported Planar Surfaces 1 1 3 10 9 24
160 Flexible or Portable Closure, Partition, or Panel 2 1 6 7 8 24
181 Acoustics 1 6 3 7 7 24
353 Optics: Image Projectors 4 5 1 8 6 24
396 Photography 1 4 4 8 7 24
454 Ventilation 6 5 5 4 4 24
251 Valves and Valve Actuation 4 5 3 3 8 23
601 Surgery: Kinesitherapy 3 4 4 5 7 23
134 Cleaning and Liquid Contact with Solids 4 5 2 5 6 22
256 Fences 3 8 3 1 7 22
313 Electric Lamp and Discharge Devices 3 5 4 7 3 22
366 Agitating (e.g., of articles and materials) 5 4 2 3 8 22
410 Freight Accommodation On Freight Carrier 4 5 5 1 7 22
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 4 1 4 7 6 22
014 Bridges 5 3 5 4 4 21
016 Miscellaneous Hardware 3 2 4 5 7 21
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 7 3 2 4 5 21
474 Endless Belt Power Transmission Systems or Components 5 1 3 4 8 21
024 Buckles, Buttons, Clasps, Etc. 3 3 3 5 6 20
433 Dentistry 7 1 2 5 5 20
441 Buoys, Rafts, and Aquatic Devices 7 5 4 2 2 20
138 Pipes and Tubular Conduits 2 3 4 8 2 19
182 Fire Escape, Ladder, or Scaffold 5 1 2 5 6 19
188 Brakes 6 5 2 5 1 19
266 Metallurgical Apparatus 0 3 4 5 7 19
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 5 1 4 4 5 19
036 Boots, Shoes, and Leggings 5 4 4 3 2 18
224 Package and Article Carriers 5 2 1 4 6 18
386 Motion Video Signal Processing for Recording or Reproducing 4 4 3 4 3 18
418 Rotary Expansible Chamber Devices 1 2 2 6 7 18
043 Fishing, Trapping, and Vermin Destroying 2 2 3 4 6 17
135 Tent, Canopy, Umbrella, or Cane 2 3 3 2 7 17
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 4 3 3 4 3 17
299 Mining or In Situ Disintegration of Hard Material 3 3 0 4 7 17
446 Amusement Devices: Toys 1 3 4 6 3 17
312 Supports: Cabinet Structure 2 1 4 4 5 16
322 Electricity: Single Generator Systems 7 1 3 1 4 16
071 Chemistry: Fertilizers 2 4 2 6 1 15
100 Presses 3 4 5 2 1 15
116 Signals and Indicators 1 4 3 1 6 15
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 6 0 2 4 15
030 Cutlery 4 2 1 2 5 14
044 Fuel and Related Compositions 3 2 4 3 2 14
099 Foods and Beverages: Apparatus 2 3 4 2 3 14
101 Printing 4 3 0 6 1 14
102 Ammunition and Explosives 0 0 2 5 7 14
118 Coating Apparatus 2 2 4 4 2 14
177 Weighing Scales 6 2 1 2 3 14
192 Clutches and Power-Stop Control 3 1 4 1 5 14
236 Automatic Temperature and Humidity Regulation 5 1 2 3 3 14
392 Electric Resistance Heating Devices 4 4 3 1 2 14
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 3 1 3 4 3 14
228 Metal Fusion Bonding 1 4 0 3 5 13
349 Liquid Crystal Cells, Elements and Systems 2 0 2 5 4 13
400 Typewriting Machines 5 2 1 2 3 13
070 Locks 2 3 1 1 5 12
124 Mechanical Guns and Projectors 3 2 0 5 2 12
148 Metal Treatment 2 1 2 5 2 12
173 Tool Driving or Impacting 2 3 2 3 2 12
368 Horology: Time Measuring Systems or Devices 2 3 3 2 2 12
399 Electrophotography 0 3 2 0 7 12
431 Combustion 5 2 4 1 0 12
472 Amusement Devices 1 1 1 4 5 12
585 Chemistry of Hydrocarbon Compounds 0 2 2 4 4 12
139 Textiles: Weaving 3 4 2 0 2 11
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 7 2 0 0 2 11
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 2 3 2 2 2 11
384 Bearings 2 1 4 4 0 11
434 Education and Demonstration 0 2 1 4 4 11
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 4 1 4 0 11
249 Static Molds 1 0 2 2 5 10
261 Gas and Liquid Contact Apparatus 3 1 3 2 1 10
374 Thermal Measuring and Testing 2 1 4 2 1 10
602 Surgery: Splint, Brace, or Bandage 2 2 2 1 3 10
104 Railways 4 0 3 1 1 9
110 Furnaces 2 1 3 3 0 9
122 Liquid Heaters and Vaporizers 1 1 3 3 1 9
212 Traversing Hoists 3 2 1 0 3 9
403 Joints and Connections 1 2 0 3 3 9
452 Butchering 3 1 1 1 3 9
042 Firearms 0 2 2 2 2 8
092 Expansible Chamber Devices 2 4 1 1 0 8
136 Batteries: Thermoelectric and Photoelectric 0 1 2 1 4 8
227 Elongated-Member-Driving Apparatus 3 1 2 1 1 8
277 Seal for a Joint or Juncture 0 2 1 3 2 8
293 Vehicle Fenders 3 1 1 1 2 8
401 Coating Implements with Material Supply 3 0 1 1 3 8
409 Gear Cutting, Milling, or Planing 1 1 1 3 2 8
504 Plant Protecting and Regulating Compositions 2 1 1 2 2 8
089 Ordnance 2 1 3 1 0 7
132 Toilet 3 1 1 1 1 7
229 Envelopes, Wrappers, and Paperboard Boxes 2 2 0 2 1 7
270 Sheet-Material Associating 1 3 2 1 0 7
283 Printed Matter 1 1 2 1 2 7
383 Flexible Bags 2 0 1 2 2 7
408 Cutting by Use of Rotating Axially Moving Tool 1 1 1 2 2 7
460 Crop Threshing or Separating 2 1 1 2 1 7
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 3 2 1 1 7
149 Explosive and Thermic Compositions or Charges 0 1 0 2 3 6
221 Article Dispensing 1 1 2 0 2 6
303 Fluid-Pressure and Analogous Brake Systems 1 2 1 1 1 6
336 Inductor Devices 3 1 0 2 0 6
406 Conveyors: Fluid Current 1 2 2 0 1 6
475 Planetary Gear Transmission Systems or Components 2 3 1 0 0 6
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 1 1 2 5
086 Ammunition and Explosive-Charge Making 2 1 0 2 0 5
091 Motors: Expansible Chamber Type 2 0 0 1 2 5
125 Stone Working 2 1 0 0 2 5
193 Conveyors, Chutes, Skids, Guides, and Ways 2 0 1 1 1 5
215 Bottles and Jars 0 0 1 1 3 5
232 Deposit and Collection Receptacles 0 3 0 1 1 5
267 Spring Devices 2 1 1 1 0 5
352 Optics: Motion Pictures 3 0 1 0 1 5
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 1 0 0 3 5
087 Textiles: Braiding, Netting, and Lace Making 2 0 0 1 1 4
169 Fire Extinguishers 1 1 1 1 0 4
184 Lubrication 0 2 1 1 0 4
190 Trunks and Hand-Carried Luggage 0 1 1 2 0 4
202 Distillation: Apparatus 0 1 1 1 1 4
237 Heating Systems 0 3 0 1 0 4
238 Railways: Surface Track 0 1 0 3 0 4
269 Work Holders 1 1 0 1 1 4
332 Modulators 0 0 1 1 2 4
373 Industrial Electric Heating Furnaces 4 0 0 0 0 4
407 Cutters, for Shaping 0 1 0 2 1 4
588 Hazardous or Toxic Waste Destruction or Containment 0 0 2 2 0 4
027 Undertaking 1 0 2 0 0 3
057 Textiles: Spinning, Twisting, and Twining 1 1 0 0 1 3
059 Chain, Staple, and Horseshoe Making 0 0 2 0 1 3
063 Jewelry 1 1 0 0 1 3
127 Sugar, Starch, and Carbohydrates 0 0 0 0 3 3
150 Purses, Wallets, and Protective Covers 2 0 1 0 0 3
168 Farriery 1 1 1 0 0 3
196 Mineral Oils: Apparatus 0 0 3 0 0 3
203 Distillation: Processes, Separatory 0 0 1 1 1 3
216 Etching a Substrate: Processes 0 3 0 0 0 3
301 Land Vehicles: Wheels and Axles 0 2 0 0 1 3
338 Electrical Resistors 0 0 1 1 1 3
412 Bookbinding: Process and Apparatus 1 0 0 2 0 3
450 Foundation Garments 0 3 0 0 0 3
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 1 1 0 3
505 Superconductor Technology: Apparatus, Material, Process 0 2 0 0 1 3
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 1 2 0 3
048 Gas: Heating and Illuminating 0 0 1 0 1 2
054 Harness for Working Animal 0 1 0 0 1 2
082 Turning (e.g., for metal working) 0 1 0 0 1 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 0 0 1 2
131 Tobacco 0 0 1 1 0 2
140 Wireworking 1 0 1 0 0 2
157 Wheelwright Machines 1 0 1 0 0 2
185 Motors: Spring, Weight, or Animal Powered 0 0 1 1 0 2
194 Check-Actuated Control Mechanisms 0 1 0 0 1 2
223 Apparel Apparatus 0 0 1 1 0 2
225 Severing by Tearing or Breaking 0 0 2 0 0 2
231 Whips and Whip Apparatus 0 1 0 0 1 2
246 Railway Switches and Signals 1 0 1 0 0 2
279 Chucks or Sockets 1 1 0 0 0 2
298 Land Vehicles: Dumping 0 1 1 0 0 2
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 1 0 2
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 0 2 2
369 Dynamic Information Storage or Retrieval 0 1 0 1 0 2
476 Friction Gear Transmission Systems or Components 1 0 0 1 0 2
494 Imperforate Bowl: Centrifugal Separators 1 0 1 0 0 2
501 Compositions: Ceramic 0 0 0 1 1 2
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 1 0 0 1 2
007 Compound Hand Tools 1 0 0 0 0 1
012 Boot and Shoe Making 0 0 0 1 0 1
019 Textiles: Fiber Preparation 0 0 0 1 0 1
023 Chemistry: Physical Processes 0 0 0 0 1 1
038 Textiles: Ironing or Smoothing 0 0 0 0 1 1
065 Glass Manufacturing 0 0 1 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 1 0 0 1
069 Leather Manufactures 0 0 0 1 0 1
076 Metal Tools and Implements, Making 0 0 0 0 1 1
112 Sewing 0 0 1 0 0 1
186 Merchandising 1 0 0 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 0 1 1
201 Distillation: Processes, Thermolytic 0 0 0 0 1 1
213 Railway Draft Appliances 0 0 0 1 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 1 0 1
226 Advancing Material of Indeterminate Length 0 0 0 0 1 1
281 Books, Strips, and Leaves 1 0 0 0 0 1
291 Track Sanders 0 1 0 0 0 1
300 Brush, Broom, and Mop Making 0 0 0 1 0 1
329 Demodulators 0 0 0 1 0 1
388 Electricity: Motor Control Systems 0 1 0 0 0 1
432 Heating 0 0 0 1 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 1 0 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 1 0 0 1
483 Tool Changing 1 0 0 0 0 1
492 Roll or Roller 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 1 0 0 1
ALL ALL CLASSES 3318 3393 3655 4852 5012 20230


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tel: (571) 272-5600
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