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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

WASHINGTON

( 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
707 DP: Database and File Management or Data Structures (Data Processing) 62 65 126 90 100 443
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 72 71 87 89 55 374
435 Chemistry: Molecular Biology and Microbiology 90 82 73 64 48 357
345 Computer Graphics Processing and Selective Visual Display Systems 67 70 66 69 81 353
128 Surgery (includes Class 600) 53 68 78 81 52 332
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 70 56 53 76 74 329
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 47 43 58 73 83 304
347 Incremental Printing of Symbolic Information 35 63 58 61 48 265
382 Image Analysis 34 37 39 61 73 244
438 Semiconductor Device Manufacturing: Process 12 25 34 65 44 180
717 DP: Software Development, Installation, and Management (Data Processing) 27 32 47 23 40 169
244 Aeronautics 34 29 23 31 44 161
455 Telecommunications 20 37 30 23 43 153
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 19 27 27 35 22 130
324 Electricity: Measuring and Testing 21 22 29 32 25 129
073 Measuring and Testing 33 24 22 26 21 126
713 Support (Electrical Computers and Digital Processing Systems) 15 30 20 27 33 125
532 Organic Compounds (includes Classes 532-570) 23 15 29 28 24 119
370 Multiplex Communications 16 23 24 19 34 116
714 Error Detection/Correction and Fault Detection/Recovery 13 16 21 32 34 116
607 Surgery: Light, Thermal, and Electrical Application 15 32 18 29 19 113
340 Communications: Electrical 28 15 18 20 31 112
428 Stock Material or Miscellaneous Articles 12 26 22 25 25 110
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 11 22 22 10 39 104
361 Electricity: Electrical Systems and Devices 15 18 30 22 16 101
710 Input/Output (Electrical Computers and Digital Processing Systems) 9 14 19 23 36 101
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 18 23 21 17 17 96
711 Memory (Electrical Computers and Digital Processing Systems) 13 9 15 27 25 89
280 Land Vehicles 19 22 13 20 14 88
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 10 17 18 20 23 88
359 Optics: Systems and Elements 11 18 12 21 22 84
606 Surgery (instruments) 15 20 18 19 9 81
604 Surgery (Medicators and Receptors) 10 17 12 26 12 77
052 Static Structures (e.g., Buildings) 16 21 18 9 11 75
250 Radiant Energy 4 12 11 21 27 75
439 Electrical Connectors 10 11 18 21 14 74
375 Pulse or Digital Communications 9 12 22 11 17 71
029 Metal Working 13 14 13 15 13 68
356 Optics: Measuring and Testing 7 7 13 21 19 67
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 26 13 12 8 6 65
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 20 8 13 16 8 65
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 4 7 15 21 16 63
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 9 13 9 16 16 63
702 DP: Measuring, Calibrating, or Testing (Data Processing) 3 4 11 15 30 63
210 Liquid Purification or Separation 11 13 13 10 14 61
400 Typewriting Machines 11 7 18 14 11 61
358 Facsimile and Static Presentation Processing 5 6 15 16 18 60
248 Supports (e.g., for holding articles, etc.) 16 11 10 15 3 55
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 14 9 4 14 11 52
219 Electric Heating 12 10 7 14 7 50
060 Power Plants 9 8 9 12 11 49
348 Television 4 6 10 10 19 49
379 Telephonic Communications 7 10 12 9 11 49
114 Ships 12 9 7 8 12 48
706 DP: Artificial Intelligence (Data Processing) 4 6 10 15 13 48
362 Illumination 11 6 8 15 7 47
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 10 9 8 6 14 47
239 Fluid Sprinkling, Spraying, and Diffusing 8 12 12 5 8 45
273 Amusement Devices: Games 8 12 7 11 6 44
451 Abrading 9 12 9 5 9 44
700 DP: Generic Control Systems or Specific Applications (Data Processing) 4 9 4 13 14 44
162 Paper Making and Fiber Liberation 1 7 12 11 12 43
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 6 6 11 8 12 43
427 Coating Processes 3 14 3 10 11 41
463 Amusement Devices: Games 3 3 2 16 16 40
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 2 4 11 13 8 38
119 Animal Husbandry 5 3 14 9 6 37
385 Optical Waveguides 2 2 6 12 15 37
343 Communications: Radio Wave Antennas 2 10 9 8 7 36
423 Chemistry of Inorganic Compounds 4 13 3 11 5 36
033 Geometrical Instruments 5 7 6 11 6 35
310 Electrical Generator or Motor Structure 7 9 5 5 9 35
341 Coded Data Generation or Conversion 6 5 2 13 9 35
084 Music 9 5 8 9 3 34
482 Exercise Devices 6 5 6 10 7 34
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 5 8 5 5 9 32
405 Hydraulic and Earth Engineering 5 7 8 5 7 32
137 Fluid Handling 4 10 8 2 7 31
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 7 9 9 4 31
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 7 1 7 7 9 31
414 Material or Article Handling 7 3 11 4 5 30
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 7 8 4 5 5 29
175 Boring or Penetrating the Earth 10 5 5 7 2 29
436 Chemistry: Analytical and Immunological Testing 7 6 1 5 10 29
446 Amusement Devices: Toys 6 9 4 7 2 28
123 Internal-Combustion Engines 3 6 5 5 8 27
204 Chemistry: Electrical and Wave Energy 4 5 10 5 3 27
307 Electrical Transmission or Interconnection Systems 3 5 1 9 9 27
136 Batteries: Thermoelectric and Photoelectric 6 8 6 2 4 26
331 Oscillators 2 6 2 9 7 26
002 Apparel 8 8 5 2 2 25
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 3 4 11 3 4 25
473 Games Using Tangible Projectile 8 7 2 4 4 25
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 4 10 3 3 5 25
015 Brushing, Scrubbing, and General Cleaning 4 4 5 6 5 24
363 Electric Power Conversion Systems 7 2 2 9 4 24
036 Boots, Shoes, and Leggings 7 4 4 3 5 23
271 Sheet Feeding or Delivering 2 10 4 4 3 23
134 Cleaning and Liquid Contact with Solids 6 5 6 3 2 22
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 8 6 3 5 0 22
725 Interactive Video Distribution Systems 3 5 4 7 3 22
005 Beds 6 3 1 5 6 21
043 Fishing, Trapping, and Vermin Destroying 6 3 5 4 3 21
062 Refrigeration 5 4 7 4 1 21
101 Printing 4 3 4 7 3 21
320 Electricity: Battery or Capacitor Charging or Discharging 4 4 9 2 2 21
417 Pumps 6 7 5 1 2 21
426 Food or Edible Material: Processes, Compositions, and Products 9 5 3 3 1 21
072 Metal Deforming 6 2 3 2 7 20
365 Static Information Storage and Retrieval 4 2 0 5 9 20
372 Coherent Light Generators 0 6 3 4 7 20
083 Cutting 3 5 3 3 5 19
124 Mechanical Guns and Projectors 4 4 1 5 5 19
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 4 4 5 1 19
174 Electricity: Conductors and Insulators 4 2 4 3 6 19
198 Conveyors: Power-Driven 3 8 2 2 4 19
206 Special Receptacle or Package 8 3 3 4 1 19
220 Receptacles 4 4 3 3 5 19
224 Package and Article Carriers 6 6 4 2 1 19
296 Land Vehicles: Bodies and Tops 3 4 5 4 3 19
297 Chairs and Seats 3 1 5 6 4 19
434 Education and Demonstration 6 4 3 4 2 19
222 Dispensing (apparatus and process) 6 6 4 1 1 18
269 Work Holders 3 3 5 3 4 18
315 Electric Lamp and Discharge Devices: Systems 6 3 2 4 3 18
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 6 4 1 4 18
040 Card, Picture, or Sign Exhibiting 1 4 3 6 2 16
099 Foods and Beverages: Apparatus 11 2 1 1 1 16
241 Solid Material Comminution or Disintegration 2 2 3 5 4 16
312 Supports: Cabinet Structure 4 4 1 3 4 16
318 Electricity: Motive Power Systems 5 3 3 2 3 16
708 Arithmetic Processing and Calculating (Electrical Computers) 4 5 5 2 0 16
034 Drying and Gas or Vapor Contact with Solids 3 2 2 5 3 15
047 Plant Husbandry 5 2 2 2 4 15
194 Check-Actuated Control Mechanisms 6 2 1 3 3 15
351 Optics: Eye Examining, Vision Testing and Correcting 2 6 4 1 2 15
376 Induced Nuclear Reactions: Processes, Systems, and Elements 3 4 5 2 1 15
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 1 2 6 6 15
144 Woodworking 4 4 2 3 1 14
252 Compositions 1 3 3 5 2 14
294 Handling: Hand and Hoist-Line Implements 2 5 5 2 0 14
326 Electronic Digital Logic Circuitry 1 1 2 6 4 14
404 Road Structure, Process, or Apparatus 6 3 2 2 1 14
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 2 3 3 6 14
601 Surgery: Kinesitherapy 3 3 3 3 2 14
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 2 3 7 2 0 14
024 Buckles, Buttons, Clasps, Etc. 0 0 2 5 6 13
180 Motor Vehicles 6 1 2 1 3 13
209 Classifying, Separating, and Assorting Solids 2 6 2 0 3 13
228 Metal Fusion Bonding 2 1 3 3 4 13
313 Electric Lamp and Discharge Devices 2 1 0 6 4 13
380 Cryptography 4 2 4 1 2 13
398 Optical Communications 1 2 2 1 7 13
004 Baths, Closets, Sinks, and Spittoons 4 3 1 2 2 12
074 Machine Element or Mechanism 2 3 1 5 1 12
095 Gas Separation: Processes 2 3 1 5 1 12
106 Compositions: Coating or Plastic 3 1 2 4 2 12
108 Horizontally Supported Planar Surfaces 2 3 0 3 4 12
200 Electricity: Circuit Makers and Breakers 2 4 2 2 2 12
381 Electrical Audio Signal Processing Systems and Devices 3 4 1 2 2 12
403 Joints and Connections 2 2 2 5 1 12
410 Freight Accommodation On Freight Carrier 2 0 6 2 2 12
454 Ventilation 3 1 3 3 2 12
081 Tools 2 1 5 2 1 11
148 Metal Treatment 1 4 2 2 2 11
181 Acoustics 1 3 3 1 3 11
182 Fire Escape, Ladder, or Scaffold 3 2 1 3 2 11
211 Supports: Racks 4 1 2 1 3 11
254 Implements or Apparatus for Applying Pushing or Pulling Force 2 3 2 3 1 11
277 Seal for a Joint or Juncture 2 1 4 2 2 11
333 Wave Transmission Lines and Networks 2 1 2 2 4 11
401 Coating Implements with Material Supply 2 4 2 2 1 11
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 2 2 4 2 1 11
042 Firearms 2 2 4 1 1 10
111 Planting 3 1 4 1 1 10
165 Heat Exchange 1 2 2 0 5 10
337 Electricity: Electrothermally or Thermally Actuated Switches 2 0 1 2 5 10
366 Agitating (e.g., of articles and materials) 0 4 1 2 3 10
383 Flexible Bags 4 3 1 1 1 10
602 Surgery: Splint, Brace, or Bandage 6 1 2 1 0 10
030 Cutlery 1 2 2 1 3 9
053 Package Making 2 1 3 1 2 9
055 Gas Separation 5 1 1 0 2 9
070 Locks 2 3 2 0 2 9
100 Presses 1 4 1 3 0 9
229 Envelopes, Wrappers, and Paperboard Boxes 2 3 2 1 1 9
323 Electricity: Power Supply or Regulation Systems 1 3 3 2 0 9
135 Tent, Canopy, Umbrella, or Cane 2 2 3 1 0 8
138 Pipes and Tubular Conduits 2 2 1 1 2 8
169 Fire Extinguishers 3 0 0 3 2 8
330 Amplifiers 3 2 1 2 0 8
349 Liquid Crystal Cells, Elements and Systems 3 1 1 0 3 8
367 Communications, Electrical: Acoustic Wave Systems and Devices 2 0 2 1 3 8
408 Cutting by Use of Rotating Axially Moving Tool 2 6 0 0 0 8
440 Marine Propulsion 0 1 2 2 3 8
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 1 3 1 3 8
089 Ordnance 0 2 1 3 1 7
096 Gas Separation: Apparatus 1 1 3 1 1 7
125 Stone Working 2 0 2 1 2 7
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 2 3 2 0 7
188 Brakes 1 0 3 1 2 7
251 Valves and Valve Actuation 3 1 0 1 2 7
415 Rotary Kinetic Fluid Motors or Pumps 1 1 1 0 4 7
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 3 2 2 0 0 7
432 Heating 1 2 1 2 1 7
433 Dentistry 1 2 1 1 2 7
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 2 0 4 1 7
588 Hazardous or Toxic Waste Destruction or Containment 4 0 0 2 1 7
016 Miscellaneous Hardware 1 0 3 1 1 6
037 Excavating 0 2 3 1 0 6
071 Chemistry: Fertilizers 2 0 3 1 0 6
118 Coating Apparatus 3 0 1 1 1 6
132 Toilet 1 3 1 1 0 6
164 Metal Founding 1 1 1 2 1 6
177 Weighing Scales 2 0 2 1 1 6
216 Etching a Substrate: Processes 1 2 2 0 1 6
242 Winding, Tensioning, or Guiding 2 1 1 0 2 6
285 Pipe Joints or Couplings 0 0 2 3 1 6
353 Optics: Image Projectors 1 3 0 1 1 6
386 Television Signal Processing for Dynamic Recording or Reproducing 0 0 1 4 1 6
399 Electrophotography 3 1 1 1 0 6
406 Conveyors: Fluid Current 1 0 3 1 1 6
409 Gear Cutting, Milling, or Planing 1 0 1 2 2 6
441 Buoys, Rafts, and Aquatic Devices 3 1 1 1 0 6
474 Endless Belt Power Transmission Systems or Components 2 1 1 1 1 6
056 Harvesters 2 1 1 0 1 5
192 Clutches and Power-Stop Control 2 1 1 0 1 5
292 Closure Fasteners 0 0 1 2 2 5
355 Photocopying 0 2 0 1 2 5
392 Electric Resistance Heating Devices 0 0 1 0 4 5
504 Plant Protecting and Regulating Compositions 2 0 3 0 0 5
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 1 1 0 2 1 5
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 1 1 0 2 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 0 2 2 0 4
049 Movable or Removable Closures 2 0 1 1 0 4
057 Textiles: Spinning, Twisting, and Twining 0 1 2 1 0 4
065 Glass Manufacturing 0 0 1 2 1 4
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 1 1 2 4
092 Expansible Chamber Devices 0 1 1 1 1 4
112 Sewing 0 2 1 1 0 4
116 Signals and Indicators 0 2 0 1 1 4
126 Stoves and Furnaces 0 1 1 0 2 4
172 Earth Working 0 0 2 1 1 4
173 Tool Driving or Impacting 0 0 1 1 2 4
267 Spring Devices 2 0 0 1 1 4
289 Knots and Knot Tying 0 3 0 1 0 4
298 Land Vehicles: Dumping 0 1 1 1 1 4
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 1 0 2 0 4
360 Dynamic Magnetic Information Storage or Retrieval 1 0 2 1 0 4
368 Horology: Time Measuring Systems or Devices 2 1 0 0 1 4
369 Dynamic Information Storage or Retrieval 1 0 0 2 1 4
378 X-Ray or Gamma Ray Systems or Devices 1 0 1 1 1 4
418 Rotary Expansible Chamber Devices 0 0 1 2 1 4
431 Combustion 0 2 1 1 0 4
501 Compositions: Ceramic 0 1 2 1 0 4
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 2 1 0 1 4
054 Harness (for animals) 1 0 0 1 1 3
091 Motors: Expansible Chamber Type 0 0 1 0 2 3
102 Ammunition and Explosives 0 1 0 2 0 3
104 Railways 1 1 0 1 0 3
110 Furnaces 0 1 0 0 2 3
152 Resilient Tires and Wheels 2 0 1 0 0 3
168 Farriery 1 1 1 0 0 3
186 Merchandising 1 0 0 1 1 3
202 Distillation: Apparatus 2 0 0 1 0 3
221 Article Dispensing 0 1 1 0 1 3
236 Automatic Temperature and Humidity Regulation 2 1 0 0 0 3
238 Railways: Surface Track 2 0 1 0 0 3
249 Static Molds 0 1 1 1 0 3
266 Metallurgical Apparatus 0 1 0 1 1 3
283 Printed Matter 0 0 1 1 1 3
299 Mining or In Situ Disintegration of Hard Material 0 1 1 0 1 3
301 Land Vehicles: Wheels and Axles 0 1 2 0 0 3
352 Optics: Motion Pictures 1 1 1 0 0 3
373 Industrial Electric Heating Furnaces 2 1 0 0 0 3
374 Thermal Measuring and Testing 1 1 0 1 0 3
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 0 1 1 0 3
396 Photography 2 0 0 1 0 3
407 Cutters, for Shaping 2 1 0 0 0 3
452 Butchering 1 0 1 1 0 3
453 Coin Handling 0 1 1 1 0 3
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 1 1 0 1 3
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 1 2 3
001 ** Classification Undetermined ** 0 0 0 2 0 2
007 Compound Hand Tools 0 0 1 1 0 2
014 Bridges 0 0 1 0 1 2
048 Gas: Heating and Illuminating 1 0 0 0 1 2
059 Chain, Staple, and Horseshoe Making 1 1 0 0 0 2
127 Sugar, Starch, and Carbohydrates 0 1 0 0 1 2
149 Explosive and Thermic Compositions or Charges 1 1 0 0 0 2
150 Purses, Wallets, and Protective Covers 0 0 2 0 0 2
171 Unearthing Plants or Buried Objects 0 1 1 0 0 2
184 Lubrication 1 1 0 0 0 2
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 1 1 0 2
203 Distillation: Processes, Separatory 0 0 1 0 1 2
215 Bottles and Jars 0 1 1 0 0 2
226 Advancing Material of Indeterminate Length 0 0 0 1 1 2
256 Fences 2 0 0 0 0 2
261 Gas and Liquid Contact Apparatus 0 1 0 1 0 2
290 Prime-Mover Dynamo Plants 0 1 1 0 0 2
303 Fluid-Pressure and Analogous Brake Systems 1 1 0 0 0 2
305 Wheel Substitutes for Land Vehicles 1 1 0 0 0 2
336 Inductor Devices 0 0 1 1 0 2
338 Electrical Resistors 0 1 0 1 0 2
384 Bearings 0 1 0 0 1 2
416 Fluid Reaction Surfaces (i.e., Impellers) 1 0 1 0 0 2
419 Powder Metallurgy Processes 0 1 0 1 0 2
475 Planetary Gear Transmission Systems or Components 0 0 1 0 1 2
483 Tool Changing 0 0 1 0 1 2
505 Superconductor Technology: Apparatus, Material, Process 1 0 0 1 0 2
012 Boot and Shoe Making 0 1 0 0 0 1
028 Textiles: Manufacturing 1 0 0 0 0 1
038 Textiles: Ironing or Smoothing 1 0 0 0 0 1
044 Fuel and Related Compositions 0 0 1 0 0 1
076 Metal Tools and Implements, Making 0 0 0 1 0 1
082 Turning (e.g., for metal working) 0 0 0 1 0 1
086 Ammunition and Explosive-Charge Making 1 0 0 0 0 1
105 Railway Rolling Stock 0 0 1 0 0 1
122 Liquid Heaters and Vaporizers 0 0 1 0 0 1
139 Textiles: Weaving 0 0 0 1 0 1
140 Wireworking 0 0 0 0 1 1
157 Wheelwright Machines 0 0 0 1 0 1
178 Telegraphy 0 0 0 0 1 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 0 1
208 Mineral Oils: Processes and Products 0 0 1 0 0 1
223 Apparel Apparatus 1 0 0 0 0 1
225 Severing by Tearing or Breaking 1 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 0 0 1 0 0 1
237 Heating Systems 0 0 0 0 1 1
279 Chucks or Sockets 1 0 0 0 0 1
281 Books, Strips, and Leaves 0 0 0 1 0 1
293 Vehicle Fenders 1 0 0 0 0 1
322 Electricity: Single Generator Systems 1 0 0 0 0 1
332 Modulators 1 0 0 0 0 1
346 Recorders 0 0 1 0 0 1
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 0 1 0 1
412 Bookbinding: Process and Apparatus 0 0 0 1 0 1
420 Alloys or Metallic Compositions 0 0 0 1 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 1 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 1 0 0 0 0 1
450 Foundation Garments 1 0 0 0 0 1
460 Crop Threshing or Separating 0 0 0 0 1 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 1 0 0 1
494 Imperforate Bowl: Centrifugal Separators 0 0 0 1 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 1 1
720 Dynamic Optical Information Storage or Retrieval 0 0 0 1 0 1
ALL ALL CLASSES 1820 1968 2098 2285 2221 10392


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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
Alexandria VA 22313-1450

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

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