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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

MICHIGAN

( 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
123 Internal-Combustion Engines 233 214 173 211 199 1030
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 138 116 151 201 285 891
296 Land Vehicles: Bodies and Tops 185 166 148 204 137 840
280 Land Vehicles 134 150 136 208 149 777
475 Planetary Gear Transmission Systems or Components 100 78 71 145 176 570
340 Communications: Electrical 74 83 79 87 90 413
073 Measuring and Testing 71 73 81 79 79 383
297 Chairs and Seats 64 66 69 95 85 379
060 Power Plants 46 38 48 76 107 315
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 52 67 41 70 64 294
180 Motor Vehicles 52 52 54 66 55 279
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 47 46 34 71 72 270
362 Illumination 54 58 49 49 50 260
439 Electrical Connectors 63 51 54 38 40 246
029 Metal Working 50 34 41 58 55 238
359 Optical: Systems and Elements 38 49 52 44 41 224
074 Machine Element or Mechanism 38 27 46 55 42 208
428 Stock Material or Miscellaneous Articles 35 25 32 54 45 191
477 Interrelated Power Delivery Controls, Including Engine Control 32 24 39 43 43 181
435 Chemistry: Molecular Biology and Microbiology 34 30 31 45 32 172
532 Organic Compounds (includes Classes 532-570) 27 35 24 49 30 165
455 Telecommunications 37 24 28 27 45 161
072 Metal Deforming 37 32 30 22 30 151
192 Clutches and Power-Stop Control 36 37 18 20 34 145
052 Static Structures (e.g., Buildings) 19 18 22 43 34 136
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 27 15 25 35 32 134
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 25 13 24 37 26 125
700 DP: Generic Control Systems or Specific Applications (Data Processing) 23 26 17 22 37 125
015 Brushing, Scrubbing, and General Cleaning 19 21 15 34 31 120
062 Refrigeration 26 16 20 29 29 120
702 DP: Measuring, Calibrating, or Testing (Data Processing) 26 22 19 22 25 114
356 Optics: Measuring and Testing 19 18 26 24 22 109
427 Coating Processes 13 10 30 28 28 109
248 Supports (e.g., for holding articles, etc.) 15 12 20 31 29 107
250 Radiant Energy 17 31 24 19 16 107
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 13 14 18 28 33 106
318 Electricity: Motive Power Systems 18 20 25 17 16 96
606 Surgery (instruments) 7 14 13 25 34 93
361 Electricity: Electrical Systems and Devices 20 13 11 18 29 91
219 Electric Heating 28 11 23 13 15 90
128 Surgery (includes Class 600) 12 14 20 18 25 89
188 Brakes 19 11 21 18 19 88
324 Electricity: Measuring and Testing 16 11 26 18 17 88
210 Liquid Purification or Separation 19 17 11 19 21 87
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 17 11 15 14 26 83
473 Games Using Tangible Projectile 11 14 19 19 20 83
310 Electrical Generator or Motor Structure 11 11 11 22 26 81
198 Conveyors: Power-Driven 17 14 17 20 12 80
285 Pipe Joints or Couplings 10 12 28 16 14 80
134 Cleaning and Liquid Contact with Solids 13 14 11 15 23 76
137 Fluid Handling 16 15 9 16 17 73
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 16 11 8 23 14 72
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 10 15 14 10 22 71
293 Vehicle Fenders 20 14 14 10 11 69
343 Communications: Radio Wave Antennas 18 10 17 17 7 69
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 15 10 13 12 18 68
320 Electricity: Battery or Capacitor Charging or Discharging 8 6 16 22 16 68
382 Image Analysis 7 12 16 12 21 68
049 Movable or Removable Closures 8 15 6 20 18 67
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 12 13 11 16 14 66
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 15 17 11 12 10 65
307 Electrical Transmission or Interconnection Systems 11 10 14 10 17 62
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 13 14 6 16 13 62
370 Multiplex Communications 8 8 14 16 15 61
423 Chemistry of Inorganic Compounds 5 12 11 13 19 60
220 Receptacles 4 12 10 9 24 59
303 Fluid-Pressure and Analogous Brake Systems 11 16 7 12 12 58
345 Computer Graphics Processing and Selective Visual Display Systems 16 10 7 8 17 58
055 Gas Separation 2 8 9 15 23 57
033 Geometrical Instruments 13 19 9 7 8 56
292 Closure Fasteners 9 10 14 14 9 56
239 Fluid Sprinkling, Spraying, and Diffusing 10 5 9 14 16 54
024 Buckles, Buttons, Clasps, Etc. 15 11 11 11 5 53
604 Surgery (Medicators and Receptors) 4 10 8 13 18 53
381 Electrical Audio Signal Processing Systems and Devices 6 8 7 9 20 50
438 Semiconductor Device Manufacturing: Process 5 7 13 10 15 50
174 Electricity: Conductors and Insulators 11 8 11 9 8 47
206 Special Receptacle or Package 7 11 6 12 11 47
417 Pumps 13 7 7 7 13 47
385 Optical Waveguides 9 14 8 8 7 46
005 Beds 10 9 8 9 9 45
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 14 5 8 10 7 44
707 DP: Database and File Management or Data Structures (Data Processing) 6 6 9 11 12 44
181 Acoustics 5 5 5 17 11 43
228 Metal Fusion Bonding 7 7 3 9 17 43
277 Seal for a Joint or Juncture 5 9 3 13 13 43
482 Exercise Devices 2 9 10 12 10 43
474 Endless Belt Power Transmission Systems or Components 12 6 3 10 11 42
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 12 9 5 12 4 42
200 Electricity: Circuit Makers and Breakers 9 14 9 4 5 41
002 Apparel 7 5 7 8 13 40
251 Valves and Valve Actuation 13 5 6 10 5 39
164 Metal Founding 11 4 5 9 9 38
004 Baths, Closets, Sinks, and Spittoons 11 4 4 6 11 36
016 Miscellaneous Hardware 7 4 8 8 9 36
165 Heat Exchange 8 9 3 7 9 36
224 Package and Article Carriers 7 11 4 7 7 36
290 Prime-Mover Dynamo Plants 8 5 1 10 12 36
403 Joints and Connections 10 10 5 5 6 36
404 Road Structure, Process, or Apparatus 7 7 3 8 11 36
714 Error Detection/Correction and Fault Detection/Recovery 4 8 7 6 11 36
040 Card, Picture, or Sign Exhibiting 5 8 8 6 8 35
242 Winding, Tensioning, or Guiding 5 13 5 7 5 35
267 Spring Devices 10 12 6 1 6 35
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 9 4 4 10 8 35
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 2 9 4 14 5 34
204 Chemistry: Electrical and Wave Energy 5 4 4 7 13 33
301 Land Vehicles: Wheels and Axles 7 12 4 4 6 33
378 X-Ray or Gamma Ray Systems or Devices 7 7 8 8 3 33
454 Ventilation 3 3 9 6 12 33
602 Surgery: Splint, Brace, or Bandage 8 4 5 6 10 33
108 Horizontally Supported Planar Surfaces 4 5 4 11 7 31
252 Compositions 5 7 6 7 6 31
315 Electric Lamp and Discharge Devices: Systems 4 7 10 3 7 31
405 Hydraulic and Earth Engineering 2 7 6 7 9 31
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 5 2 2 6 16 31
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 0 7 8 15 30
092 Expansible Chamber Devices 7 5 7 4 7 30
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 6 3 8 8 5 30
418 Rotary Expansible Chamber Devices 5 3 8 4 10 30
138 Pipes and Tubular Conduits 5 5 4 5 10 29
114 Ships 3 12 2 4 7 28
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 3 3 3 8 11 28
436 Chemistry: Analytical and Immunological Testing 3 7 0 11 7 28
068 Textiles: Fluid Treating Apparatus 3 3 7 8 6 27
169 Fire Extinguishers 4 13 6 3 1 27
331 Oscillators 6 4 5 9 3 27
410 Freight Accommodation On Freight Carrier 10 3 2 3 9 27
116 Signals and Indicators 4 4 7 8 3 26
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 5 7 1 6 7 26
244 Aeronautics and Astronautics 1 4 2 13 6 26
313 Electric Lamp and Discharge Devices 2 3 7 9 5 26
372 Coherent Light Generators 1 4 5 8 8 26
415 Rotary Kinetic Fluid Motors or Pumps 6 2 6 7 5 26
148 Metal Treatment 3 6 6 4 6 25
273 Amusement Devices: Games 6 5 10 3 1 25
366 Agitating (e.g., of articles and materials) 4 5 4 6 6 25
414 Material or Article Handling 6 3 6 3 7 25
036 Boots, Shoes, and Leggings 6 6 2 5 5 24
294 Handling: Hand and Hoist-Line Implements 11 0 1 5 7 24
312 Supports: Cabinet Structure 4 2 9 5 4 24
348 Television 1 1 6 5 11 24
374 Thermal Measuring and Testing 3 3 9 5 4 24
084 Music 1 3 4 9 6 23
254 Implements or Apparatus for Applying Pushing or Pulling Force 5 6 3 4 5 23
375 Pulse or Digital Communications 3 6 3 3 8 23
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 5 3 2 6 7 23
341 Coded Data Generation or Conversion 4 3 6 4 5 22
083 Cutting 8 1 6 1 5 21
106 Compositions: Coating or Plastic 7 2 4 5 3 21
363 Electric Power Conversion Systems 8 3 7 1 2 21
379 Telephonic Communications 6 4 2 3 6 21
501 Compositions: Ceramic 2 1 11 3 4 21
043 Fishing, Trapping, and Vermin Destroying 2 5 1 6 6 20
096 Gas Separation: Apparatus 3 2 3 7 5 20
365 Static Information Storage and Retrieval 2 4 3 3 8 20
426 Food or Edible Material: Processes, Compositions, and Products 2 1 2 5 10 20
451 Abrading 3 4 3 4 6 20
034 Drying and Gas or Vapor Contact with Solids 1 1 3 4 10 19
119 Animal Husbandry 6 3 2 2 6 19
184 Lubrication 6 2 2 7 2 19
215 Bottles and Jars 4 4 4 2 5 19
241 Solid Material Comminution or Disintegration 2 7 4 4 2 19
384 Bearings 3 6 2 4 4 19
081 Tools 7 4 4 1 2 18
136 Batteries: Thermoelectric and Photoelectric 2 1 1 5 9 18
236 Automatic Temperature and Humidity Regulation 2 2 4 4 6 18
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 5 1 2 4 6 18
433 Dentistry 3 3 4 4 4 18
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 4 4 4 3 3 18
713 Support (Electrical Computers and Digital Processing Systems) 4 3 2 4 5 18
053 Package Making 4 5 3 1 4 17
070 Locks 2 4 4 6 1 17
135 Tent, Canopy, Umbrella, or Cane 4 2 4 4 3 17
211 Supports: Racks 7 1 2 4 3 17
269 Work Holders 4 2 1 4 6 17
383 Flexible Bags 2 3 2 3 7 17
124 Mechanical Guns and Projectors 4 1 4 3 4 16
182 Fire Escape, Ladder, or Scaffold 5 4 1 5 1 16
222 Dispensing (apparatus and process) 5 4 0 6 1 16
351 Optics: Eye Examining, Vision Testing and Correcting 3 3 4 4 2 16
706 DP: Artificial Intelligence (Data Processing) 2 0 3 5 6 16
047 Plant Husbandry 0 3 1 6 5 15
271 Sheet Feeding or Delivering 4 0 1 2 8 15
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 5 4 3 3 15
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 3 4 2 6 15
042 Firearms 3 2 5 0 4 14
091 Motors: Expansible Chamber Type 3 1 3 6 1 14
095 Gas Separation: Processes 2 4 3 1 4 14
229 Envelopes, Wrappers, and Paperboard Boxes 1 1 4 4 4 14
401 Coating Implements with Material Supply 5 1 2 2 4 14
409 Gear Cutting, Milling, or Planing 4 4 2 2 2 14
601 Surgery: Kinesitherapy 3 5 0 4 2 14
726 Information Security 0 4 3 0 7 14
089 Ordnance 3 0 3 4 3 13
102 Ammunition and Explosives 2 2 0 6 3 13
118 Coating Apparatus 2 2 2 5 2 13
126 Stoves and Furnaces 3 3 2 4 1 13
160 Flexible or Portable Closure, Partition, or Panel 1 4 5 1 2 13
232 Deposit and Collection Receptacles 6 4 2 1 0 13
261 Gas and Liquid Contact Apparatus 5 4 1 2 1 13
099 Foods and Beverages: Apparatus 0 0 5 3 4 12
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 2 5 0 2 3 12
717 DP: Software Development, Installation, and Management (Data Processing) 2 1 1 5 3 12
056 Harvesters 0 4 3 2 2 11
122 Liquid Heaters and Vaporizers 0 2 3 2 4 11
209 Classifying, Separating, and Assorting Solids 2 3 2 2 2 11
408 Cutting by Use of Rotating Axially Moving Tool 4 1 1 2 3 11
434 Education and Demonstration 3 1 1 1 5 11
112 Sewing 2 3 3 2 0 10
144 Woodworking 2 1 2 2 3 10
279 Chucks or Sockets 2 5 1 0 2 10
048 Gas: Heating and Illuminating 2 1 2 2 2 9
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 5 1 1 0 9
105 Railway Rolling Stock 2 1 2 3 1 9
152 Resilient Tires and Wheels 2 1 0 3 3 9
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 1 0 3 5 9
221 Article Dispensing 2 1 1 3 2 9
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 1 3 3 1 1 9
607 Surgery: Light, Thermal, and Electrical Application 1 1 1 3 3 9
014 Bridges 2 0 3 0 3 8
104 Railways 3 0 2 2 1 8
256 Fences 1 3 2 1 1 8
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 2 2 2 2 8
358 Facsimile and Static Presentation Processing 2 1 2 0 3 8
368 Horology: Time Measuring Systems or Devices 3 2 1 1 1 8
380 Cryptography 1 0 1 5 1 8
407 Cutters, for Shaping 0 1 2 2 3 8
416 Fluid Reaction Surfaces (i.e., Impellers) 2 2 1 1 2 8
446 Amusement Devices: Toys 1 1 1 3 2 8
725 Interactive Video Distribution Systems 1 0 1 4 2 8
065 Glass Manufacturing 1 3 1 2 0 7
101 Printing 4 0 1 0 2 7
149 Explosive and Thermic Compositions or Charges 0 0 1 2 4 7
266 Metallurgical Apparatus 1 2 0 0 4 7
323 Electricity: Power Supply or Regulation Systems 1 0 2 3 1 7
347 Incremental Printing of Symbolic Information 0 0 1 3 3 7
420 Alloys or Metallic Compositions 0 5 0 1 1 7
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 3 1 1 1 1 7
440 Marine Propulsion 0 0 2 1 4 7
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 1 3 1 1 1 7
027 Undertaking 0 4 0 1 1 6
037 Excavating 1 1 2 2 0 6
132 Toilet 3 0 0 2 1 6
173 Tool Driving or Impacting 1 0 0 3 2 6
216 Etching a Substrate: Processes 1 2 1 0 2 6
227 Elongated-Member-Driving Apparatus 1 2 3 0 0 6
333 Wave Transmission Lines and Networks 1 1 3 0 1 6
336 Inductor Devices 2 1 1 0 2 6
337 Electricity: Electrothermally or Thermally Actuated Switches 1 1 1 1 2 6
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 1 1 3 1 6
472 Amusement Devices 1 0 0 2 3 6
585 Chemistry of Hydrocarbon Compounds 0 2 2 1 1 6
082 Turning (e.g., for metal working) 2 0 2 1 0 5
100 Presses 0 1 1 0 3 5
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 2 1 1 5
157 Wheelwright Machines 0 1 2 2 0 5
223 Apparel Apparatus 0 2 2 0 1 5
246 Railway Switches and Signals 1 4 0 0 0 5
249 Static Molds 2 2 1 0 0 5
330 Amplifiers 3 1 0 0 1 5
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 3 2 5
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 1 0 1 2 5
463 Amusement Devices: Games 0 2 1 1 1 5
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 2 0 3 0 5
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 1 0 3 1 5
708 Arithmetic Processing and Calculating (Electrical Computers) 0 2 3 0 0 5
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 0 2 3 5
044 Fuel and Related Compositions 0 1 0 1 2 4
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 2 1 0 0 1 4
237 Heating Systems 0 1 1 1 1 4
322 Electricity: Single Generator Systems 1 1 1 0 1 4
338 Electrical Resistors 2 1 0 0 1 4
349 Liquid Crystal Cells, Elements and Systems 0 0 1 1 2 4
369 Dynamic Information Storage or Retrieval 2 1 0 1 0 4
392 Electric Resistance Heating Devices 1 1 0 1 1 4
398 Optical Communications 0 1 1 2 0 4
419 Powder Metallurgy Processes 0 0 3 1 0 4
441 Buoys, Rafts, and Aquatic Devices 1 2 0 0 1 4
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 1 0 0 1 4
711 Memory (Electrical Computers and Digital Processing Systems) 1 3 0 0 0 4
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 1 0 0 2 1 4
007 Compound Hand Tools 1 1 0 1 0 3
030 Cutlery 0 1 1 1 0 3
038 Textiles: Ironing or Smoothing 0 0 0 1 2 3
063 Jewelry 1 1 1 0 0 3
125 Stone Working 1 1 0 0 1 3
177 Weighing Scales 2 0 1 0 0 3
212 Traversing Hoists 0 1 1 1 0 3
238 Railways: Surface Track 0 1 0 1 1 3
299 Mining or In Situ Disintegration of Hard Material 1 0 1 0 1 3
353 Optics: Image Projectors 1 0 1 1 0 3
406 Conveyors: Fluid Current 1 0 0 1 1 3
431 Combustion 0 0 2 1 0 3
452 Butchering 1 1 0 1 0 3
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 1 0 0 2 3
054 Harness for Working Animal 0 1 0 1 0 2
076 Metal Tools and Implements, Making 0 0 1 1 0 2
150 Purses, Wallets, and Protective Covers 0 0 2 0 0 2
162 Paper Making and Fiber Liberation 0 0 0 2 0 2
172 Earth Working 0 0 1 1 0 2
175 Boring or Penetrating the Earth 0 0 1 1 0 2
193 Conveyors, Chutes, Skids, Guides, and Ways 1 1 0 0 0 2
213 Railway Draft Appliances 0 0 0 1 1 2
225 Severing by Tearing or Breaking 0 0 0 1 1 2
226 Advancing Material of Indeterminate Length 1 1 0 0 0 2
298 Land Vehicles: Dumping 1 0 0 1 0 2
305 Wheel Substitutes for Land Vehicles 0 1 0 1 0 2
326 Electronic Digital Logic Circuitry 1 1 0 0 0 2
388 Electricity: Motor Control Systems 1 0 1 0 0 2
396 Photography 0 2 0 0 0 2
400 Typewriting Machines 2 0 0 0 0 2
432 Heating 0 1 0 0 1 2
450 Foundation Garments 0 1 0 1 0 2
476 Friction Gear Transmission Systems or Components 0 1 0 1 0 2
483 Tool Changing 0 1 0 1 0 2
504 Plant Protecting and Regulating Compositions 0 0 0 1 1 2
505 Superconductor Technology: Apparatus, Material, Process 0 1 0 1 0 2
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 2 2
012 Boot and Shoe Making 1 0 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 1 0 0 1
057 Textiles: Spinning, Twisting, and Twining 1 0 0 0 0 1
066 Textiles: Knitting 0 0 0 0 1 1
087 Textiles: Braiding, Netting, and Lace Making 0 1 0 0 0 1
110 Furnaces 0 0 0 0 1 1
131 Tobacco 1 0 0 0 0 1
139 Textiles: Weaving 0 0 1 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 0 0 1 1
191 Electricity: Transmission To Vehicles 0 0 0 0 1 1
208 Mineral Oils: Processes and Products 0 0 0 1 0 1
231 Whips and Whip Apparatus 0 1 0 0 0 1
283 Printed Matter 1 0 0 0 0 1
289 Knots and Knot Tying 0 0 0 0 1 1
329 Demodulators 0 0 1 0 0 1
355 Photocopying 1 0 0 0 0 1
399 Electrophotography 0 1 0 0 0 1
512 Perfume Compositions 0 0 0 1 0 1
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 1 0 1
588 Hazardous or Toxic Waste Destruction or Containment 0 0 0 0 1 1
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 1 0 0 0 1
720 Dynamic Optical Information Storage or Retrieval 0 1 0 0 0 1
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 0 0 1 0 0 1
ALL ALL CLASSES 3141 2996 2983 3823 3964 16907


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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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