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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 2000 - 2004 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

COLORADO

( 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 2000 2001 2002 2003 2004 Total
360 Dynamic Magnetic Information Storage or Retrieval 88 102 102 100 110 502
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 55 54 55 47 38 249
711 Memory (Electrical Computers and Digital Processing Systems) 30 47 57 56 50 240
435 Chemistry: Molecular Biology and Microbiology 50 59 47 41 33 230
714 Error Detection/Correction and Fault Detection/Recovery 32 38 34 58 39 201
710 Input/Output (Electrical Computers and Digital Processing Systems) 46 33 26 36 51 192
370 Multiplex Communications 38 36 32 39 36 181
702 DP: Measuring, Calibrating, or Testing (Data Processing) 14 22 29 48 61 174
365 Static Information Storage and Retrieval 34 43 29 44 18 168
379 Telephonic Communications 33 26 33 39 36 167
345 Computer Graphics Processing and Selective Visual Display Systems 38 31 28 31 30 158
438 Semiconductor Device Manufacturing: Process 29 43 30 28 22 152
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 10 29 42 38 32 151
532 Organic Compounds (includes Classes 532-570) 36 30 38 28 19 151
073 Measuring and Testing 32 34 32 36 15 149
128 Surgery (includes Class 600) 25 23 40 38 22 148
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 20 24 30 37 36 147
324 Electricity: Measuring and Testing 20 22 38 23 38 141
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 18 27 28 37 29 139
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 5 19 30 37 44 135
439 Electrical Connectors 33 20 20 19 35 127
707 DP: Database and File Management or Data Structures (Data Processing) 17 21 23 26 38 125
361 Electricity: Electrical Systems and Devices 18 18 18 33 34 121
455 Telecommunications 18 24 24 28 25 119
250 Radiant Energy 17 34 22 27 17 117
369 Dynamic Information Storage or Retrieval 21 23 16 20 30 110
606 Surgery (instruments) 19 31 20 16 16 102
280 Land Vehicles 25 27 18 15 15 100
428 Stock Material or Miscellaneous Articles 20 14 16 25 22 97
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 28 23 18 14 13 96
382 Image Analysis 10 22 20 19 23 94
358 Facsimile and Static Presentation Processing 14 14 21 18 25 92
340 Communications: Electrical 21 17 21 16 16 91
359 Optics: Systems and Elements 14 13 13 13 28 81
713 Support (Electrical Computers and Digital Processing Systems) 15 9 7 24 21 76
326 Electronic Digital Logic Circuitry 11 7 16 22 19 75
385 Optical Waveguides 9 9 15 15 27 75
607 Surgery: Light, Thermal, and Electrical Application 13 17 16 19 7 72
052 Static Structures (e.g., Buildings) 12 15 21 11 12 71
604 Surgery (Medicators and Receptors) 13 12 17 14 13 69
029 Metal Working 11 16 12 11 18 68
210 Liquid Purification or Separation 14 12 10 15 17 68
375 Pulse or Digital Communications 18 12 14 8 16 68
341 Coded Data Generation or Conversion 6 17 13 13 16 65
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 14 9 14 8 17 62
700 DP: Generic Control Systems or Specific Applications (Data Processing) 7 12 14 14 15 62
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 10 15 13 5 11 54
348 Television 9 13 9 10 12 53
356 Optics: Measuring and Testing 13 7 8 11 12 51
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 5 10 17 16 51
137 Fluid Handling 12 13 7 10 8 50
242 Winding, Tensioning, or Guiding 7 11 12 10 10 50
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 8 14 9 9 9 49
248 Supports (e.g., for holding articles, etc.) 15 5 8 11 9 48
717 DP: Software Development, Installation, and Management (Data Processing) 8 11 11 8 10 48
002 Apparel 12 9 12 5 9 47
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 5 4 6 15 17 47
174 Electricity: Conductors and Insulators 4 8 10 16 6 44
206 Special Receptacle or Package 9 10 8 10 7 44
362 Illumination 6 11 7 11 6 41
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 7 11 4 10 9 41
119 Animal Husbandry 7 8 14 8 3 40
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 9 7 9 8 7 40
343 Communications: Radio Wave Antennas 8 10 5 7 9 39
427 Coating Processes 13 6 7 9 4 39
436 Chemistry: Analytical and Immunological Testing 6 9 9 8 6 38
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 11 9 8 6 4 38
200 Electricity: Circuit Makers and Breakers 1 0 3 1 32 37
224 Package and Article Carriers 7 7 4 4 15 37
372 Coherent Light Generators 5 5 3 9 15 37
062 Refrigeration 1 10 6 13 6 36
414 Material or Article Handling 9 7 6 8 6 36
123 Internal-Combustion Engines 10 8 5 6 6 35
239 Fluid Sprinkling, Spraying, and Diffusing 10 7 7 5 5 34
725 Interactive Video Distribution Systems 5 2 6 10 11 34
244 Aeronautics 6 5 8 10 3 32
315 Electric Lamp and Discharge Devices: Systems 7 5 7 3 10 32
426 Food or Edible Material: Processes, Compositions, and Products 8 7 2 10 5 32
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 11 4 8 4 4 31
708 Arithmetic Processing and Calculating (Electrical Computers) 3 6 4 8 10 31
330 Amplifiers 4 7 5 10 4 30
349 Liquid Crystal Cells, Elements and Systems 13 5 2 4 5 29
473 Games Using Tangible Projectile 3 6 7 5 8 29
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 3 2 9 8 7 29
005 Beds 6 7 3 8 4 28
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 6 6 6 4 6 28
310 Electrical Generator or Motor Structure 1 2 5 10 9 27
381 Electrical Audio Signal Processing Systems and Devices 10 3 8 2 4 27
482 Exercise Devices 6 4 5 8 4 27
297 Chairs and Seats 11 1 7 2 5 26
312 Supports: Cabinet Structure 7 2 4 11 2 26
033 Geometrical Instruments 4 4 5 4 7 24
043 Fishing, Trapping, and Vermin Destroying 6 2 7 6 3 24
204 Chemistry: Electrical and Wave Energy 7 5 5 3 4 24
296 Land Vehicles: Bodies and Tops 4 11 5 2 2 24
323 Electricity: Power Supply or Regulation Systems 6 4 3 5 6 24
347 Incremental Printing of Symbolic Information 3 6 5 6 4 24
423 Chemistry of Inorganic Compounds 5 5 5 3 6 24
024 Buckles, Buttons, Clasps, Etc. 6 5 3 7 2 23
118 Coating Apparatus 6 4 7 3 3 23
219 Electric Heating 4 5 0 6 8 23
273 Amusement Devices: Games 6 3 3 7 4 23
398 Optical Communications 6 8 4 2 3 23
015 Brushing, Scrubbing, and General Cleaning 8 0 4 4 6 22
095 Gas Separation: Processes 3 3 4 3 9 22
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 6 7 1 2 6 22
220 Receptacles 7 7 4 2 2 22
070 Locks 6 1 4 8 2 21
165 Heat Exchange 2 2 5 3 9 21
182 Fire Escape, Ladder, or Scaffold 3 3 3 6 6 21
318 Electricity: Motive Power Systems 5 2 5 4 5 21
320 Electricity: Battery or Capacitor Charging or Discharging 1 7 7 5 1 21
363 Electric Power Conversion Systems 4 5 3 6 3 21
417 Pumps 4 4 2 7 4 21
434 Education and Demonstration 5 6 2 3 5 21
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 2 8 6 3 2 21
030 Cutlery 6 4 2 4 4 20
060 Power Plants 3 3 5 5 4 20
396 Photography 1 1 2 7 9 20
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 4 0 3 8 5 20
720 Dynamic Optical Information Storage or Retrieval 2 6 6 2 4 20
160 Flexible or Portable Closure, Partition, or Panel 7 2 4 2 4 19
180 Motor Vehicles 4 3 5 4 3 19
378 X-Ray or Gamma Ray Systems or Devices 4 5 3 3 4 19
446 Amusement Devices: Toys 8 7 1 3 0 19
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 3 4 4 3 5 19
004 Baths, Closets, Sinks, and Spittoons 1 3 2 3 9 18
072 Metal Deforming 7 3 2 3 3 18
188 Brakes 1 2 8 7 0 18
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 3 7 2 2 4 18
433 Dentistry 6 1 6 3 2 18
494 Imperforate Bowl: Centrifugal Separators 4 0 3 8 3 18
222 Dispensing (apparatus and process) 6 7 1 1 2 17
307 Electrical Transmission or Interconnection Systems 4 2 3 4 4 17
331 Oscillators 4 4 2 3 4 17
108 Horizontally Supported Planar Surfaces 5 2 3 4 2 16
211 Supports: Racks 6 5 2 1 2 16
252 Compositions 6 3 3 3 1 16
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 2 7 4 2 16
405 Hydraulic and Earth Engineering 5 1 4 1 5 16
463 Amusement Devices: Games 3 7 0 4 2 16
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 3 3 4 3 3 16
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 3 4 5 1 3 16
016 Miscellaneous Hardware 6 1 2 4 2 15
040 Card, Picture, or Sign Exhibiting 4 2 3 1 5 15
198 Conveyors: Power-Driven 1 4 3 6 1 15
081 Tools 3 2 4 2 3 14
241 Solid Material Comminution or Disintegration 3 2 4 2 3 14
451 Abrading 1 4 1 1 7 14
036 Boots, Shoes, and Leggings 2 6 5 0 0 13
084 Music 2 6 2 1 2 13
114 Ships 1 1 5 1 5 13
124 Mechanical Guns and Projectors 2 3 2 2 4 13
126 Stoves and Furnaces 3 3 1 2 4 13
454 Ventilation 0 3 3 3 4 13
706 DP: Artificial Intelligence (Data Processing) 3 0 4 4 2 13
102 Ammunition and Explosives 2 2 5 2 1 12
106 Compositions: Coating or Plastic 0 3 3 5 1 12
175 Boring or Penetrating the Earth 2 2 4 1 3 12
209 Classifying, Separating, and Assorting Solids 5 0 2 1 4 12
333 Wave Transmission Lines and Networks 3 2 0 0 7 12
401 Coating Implements with Material Supply 0 2 4 2 4 12
474 Endless Belt Power Transmission Systems or Components 0 0 0 9 3 12
074 Machine Element or Mechanism 2 3 2 3 1 11
134 Cleaning and Liquid Contact with Solids 2 4 3 1 1 11
138 Pipes and Tubular Conduits 2 1 1 4 3 11
285 Pipe Joints or Couplings 2 4 1 3 1 11
290 Prime-Mover Dynamo Plants 1 3 4 2 1 11
368 Horology: Time Measuring Systems or Devices 0 1 4 1 5 11
403 Joints and Connections 1 1 2 2 5 11
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 2 1 5 2 11
601 Surgery: Kinesitherapy 3 3 3 0 2 11
602 Surgery: Splint, Brace, or Bandage 0 4 1 3 3 11
096 Gas Separation: Apparatus 0 0 4 2 4 10
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 1 2 3 3 10
216 Etching a Substrate: Processes 2 0 2 5 1 10
294 Handling: Hand and Hoist-Line Implements 3 2 5 0 0 10
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 1 0 6 3 10
399 Electrophotography 2 0 2 1 5 10
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 3 1 2 1 3 10
034 Drying and Gas or Vapor Contact with Solids 4 1 1 1 2 9
042 Firearms 1 1 2 2 3 9
136 Batteries: Thermoelectric and Photoelectric 1 7 0 0 1 9
299 Mining or In Situ Disintegration of Hard Material 2 0 4 1 2 9
313 Electric Lamp and Discharge Devices 2 3 0 2 2 9
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 2 0 2 3 2 9
065 Glass Manufacturing 2 2 1 2 1 8
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 3 2 3 8
104 Railways 0 2 3 2 1 8
110 Furnaces 0 3 1 4 0 8
192 Clutches and Power-Stop Control 2 2 1 1 2 8
228 Metal Fusion Bonding 2 3 0 1 2 8
251 Valves and Valve Actuation 1 0 2 1 4 8
267 Spring Devices 2 1 2 2 1 8
292 Closure Fasteners 2 0 0 4 2 8
386 Television Signal Processing for Dynamic Recording or Reproducing 1 2 4 0 1 8
400 Typewriting Machines 0 2 2 2 2 8
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 3 0 1 0 4 8
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 3 3 0 1 8
055 Gas Separation 1 2 2 2 0 7
099 Foods and Beverages: Apparatus 1 3 1 1 1 7
101 Printing 2 1 0 1 3 7
125 Stone Working 3 2 2 0 0 7
132 Toilet 4 0 3 0 0 7
135 Tent, Canopy, Umbrella, or Cane 2 3 2 0 0 7
249 Static Molds 2 3 0 2 0 7
256 Fences 2 0 2 2 1 7
283 Printed Matter 3 3 0 0 1 7
367 Communications, Electrical: Acoustic Wave Systems and Devices 6 0 1 0 0 7
406 Conveyors: Fluid Current 2 1 0 0 4 7
410 Freight Accommodation On Freight Carrier 1 2 0 2 2 7
501 Compositions: Ceramic 1 2 1 1 2 7
585 Chemistry of Hydrocarbon Compounds 1 1 3 0 2 7
083 Cutting 0 3 0 0 3 6
112 Sewing 3 1 0 0 2 6
181 Acoustics 1 1 0 2 2 6
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 1 1 1 2 6
277 Seal for a Joint or Juncture 2 1 1 1 1 6
351 Optics: Eye Examining, Vision Testing and Correcting 1 0 0 3 2 6
380 Cryptography 2 2 1 0 1 6
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 0 0 2 3 6
452 Butchering 2 1 1 1 1 6
037 Excavating 0 1 4 0 0 5
047 Plant Husbandry 0 0 1 1 3 5
053 Package Making 1 1 0 1 2 5
089 Ordnance 0 3 1 0 1 5
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 1 1 1 1 5
144 Woodworking 1 1 1 1 1 5
148 Metal Treatment 1 1 1 2 0 5
162 Paper Making and Fiber Liberation 0 2 1 1 1 5
229 Envelopes, Wrappers, and Paperboard Boxes 1 2 2 0 0 5
237 Heating Systems 1 2 0 1 1 5
353 Optics: Image Projectors 0 3 2 0 0 5
366 Agitating (e.g., of articles and materials) 1 2 0 1 1 5
374 Thermal Measuring and Testing 3 0 1 1 0 5
384 Bearings 1 3 0 1 0 5
392 Electric Resistance Heating Devices 0 1 0 2 2 5
413 Sheet Metal Container Making 2 0 1 1 1 5
441 Buoys, Rafts, and Aquatic Devices 0 2 1 1 1 5
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 2 1 0 1 1 5
504 Plant Protecting and Regulating Compositions 1 0 0 1 3 5
007 Compound Hand Tools 2 1 1 0 0 4
014 Bridges 0 0 1 0 3 4
044 Fuel and Related Compositions 1 1 0 1 1 4
054 Harness (for animals) 1 0 2 1 0 4
063 Jewelry 2 1 0 1 0 4
071 Chemistry: Fertilizers 0 0 2 2 0 4
127 Sugar, Starch, and Carbohydrates 1 1 1 1 0 4
169 Fire Extinguishers 1 1 1 1 0 4
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 1 2 0 0 4
208 Mineral Oils: Processes and Products 0 1 2 0 1 4
336 Inductor Devices 1 2 0 1 0 4
355 Photocopying 1 2 0 0 1 4
409 Gear Cutting, Milling, or Planing 2 0 1 0 1 4
415 Rotary Kinetic Fluid Motors or Pumps 0 3 0 0 1 4
416 Fluid Reaction Surfaces (i.e., Impellers) 1 0 1 0 2 4
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 2 0 2 0 4
472 Amusement Devices 0 1 2 0 1 4
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 2 0 0 0 4
023 Chemistry: Physical Processes 0 1 1 1 0 3
116 Signals and Indicators 2 0 0 1 0 3
122 Liquid Heaters and Vaporizers 1 0 0 1 1 3
149 Explosive and Thermic Compositions or Charges 1 0 2 0 0 3
152 Resilient Tires and Wheels 1 0 1 0 1 3
223 Apparel Apparatus 0 1 0 1 1 3
226 Advancing Material of Indeterminate Length 0 1 0 2 0 3
269 Work Holders 1 0 0 0 2 3
289 Knots and Knot Tying 0 1 2 0 0 3
322 Electricity: Single Generator Systems 2 0 0 1 0 3
383 Flexible Bags 2 1 0 0 0 3
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 1 0 0 1 1 3
404 Road Structure, Process, or Apparatus 0 1 2 0 0 3
408 Cutting by Use of Rotating Axially Moving Tool 0 2 0 1 0 3
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 1 1 1 3
431 Combustion 1 2 0 0 0 3
432 Heating 1 0 1 1 0 3
492 Roll or Roller 1 0 1 0 1 3
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 1 1 0 0 2
027 Undertaking 1 0 0 1 0 2
028 Textiles: Manufacturing 2 0 0 0 0 2
049 Movable or Removable Closures 1 0 0 0 1 2
056 Harvesters 0 0 1 0 1 2
082 Turning (e.g., for metal working) 1 0 0 1 0 2
092 Expansible Chamber Devices 0 0 1 1 0 2
105 Railway Rolling Stock 1 0 0 0 1 2
111 Planting 0 1 1 0 0 2
131 Tobacco 0 0 2 0 0 2
140 Wireworking 0 0 1 1 0 2
150 Purses, Wallets, and Protective Covers 0 1 1 0 0 2
164 Metal Founding 0 1 1 0 0 2
172 Earth Working 0 2 0 0 0 2
190 Trunks and Hand-Carried Luggage 0 1 1 0 0 2
215 Bottles and Jars 1 0 0 0 1 2
221 Article Dispensing 0 1 0 0 1 2
225 Severing by Tearing or Breaking 0 0 0 0 2 2
227 Elongated-Member-Driving Apparatus 1 0 1 0 0 2
238 Railways: Surface Track 2 0 0 0 0 2
261 Gas and Liquid Contact Apparatus 1 0 0 0 1 2
271 Sheet Feeding or Delivering 1 0 1 0 0 2
281 Books, Strips, and Leaves 2 0 0 0 0 2
301 Land Vehicles: Wheels and Axles 1 0 0 1 0 2
352 Optics: Motion Pictures 0 0 0 0 2 2
505 Superconductor Technology: Apparatus, Material, Process 2 0 0 0 0 2
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 1 0 1 0 2
588 Hazardous or Toxic Waste Destruction or Containment 0 1 1 0 0 2
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 1 0 0 0 1
076 Metal Tools and Implements, Making 0 0 0 1 0 1
091 Motors: Expansible Chamber Type 0 0 1 0 0 1
168 Farriery 0 0 0 0 1 1
173 Tool Driving or Impacting 1 0 0 0 0 1
177 Weighing Scales 0 1 0 0 0 1
178 Telegraphy 0 0 0 0 1 1
184 Lubrication 1 0 0 0 0 1
185 Motors: Spring, Weight, or Animal Powered 1 0 0 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 1 0 0 0 1
194 Check-Actuated Control Mechanisms 1 0 0 0 0 1
203 Distillation: Processes, Separatory 0 0 1 0 0 1
232 Deposit and Collection Receptacles 0 0 1 0 0 1
236 Automatic Temperature and Humidity Regulation 0 0 0 0 1 1
246 Railway Switches and Signals 1 0 0 0 0 1
260 Chemistry of Carbon Compounds 0 1 0 0 0 1
298 Land Vehicles: Dumping 0 0 0 0 1 1
303 Fluid-Pressure and Analogous Brake Systems 1 0 0 0 0 1
329 Demodulators 0 0 0 1 0 1
373 Industrial Electric Heating Furnaces 0 0 0 0 1 1
420 Alloys or Metallic Compositions 0 1 0 0 0 1
440 Marine Propulsion 0 0 0 1 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 1 0 0 0 1
450 Foundation Garments 0 1 0 0 0 1
475 Planetary Gear Transmission Systems or Components 0 1 0 0 0 1
476 Friction Gear Transmission Systems or Components 0 0 0 1 0 1
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 0 0 0 1
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 0 0 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 1 0 0 0 0 1
ALL ALL CLASSES 1848 1929 1939 2068 2099 9883


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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
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tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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