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

Patenting In U.S. Metropolitan and Micropolitan Areas
Breakout By Technology Class

Count of 2000 - 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

Pittsburgh, PA

( Metropolitan Statistical Area )

( 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 )
( patent counts may not sum exactly due to rounding - see the Explanation of Data )
( regional areas are based on U.S. Core Based Statistical Area (CBSA) )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed by year of patent grant.
Class Class Title 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 Total
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 65 60 45 42 47 32 47 38 28 25 43 27 499
428 Stock Material or Miscellaneous Articles 23 35 16 36 26 28 23 16 28 17 31 47 326
128 Surgery (includes Class 600) 18 17 30 29 16 21 16 18 14 21 29 30 259
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 29 18 15 18 11 11 16 12 8 8 19 18 183
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 12 28 13 10 13 13 12 5 9 17 9 3 144
435 Chemistry: Molecular Biology and Microbiology 9 11 14 7 17 6 11 10 12 16 10 18 141
360 Dynamic Magnetic Information Storage or Retrieval 1 1 3 14 31 10 10 6 5 13 14 16 124
356 Optics: Measuring and Testing 1 3 3 4 3 2 15 12 19 24 21 10 117
532 Organic Compounds (includes Classes 532-570) 12 11 12 11 9 8 13 7 5 8 7 13 116
604 Surgery (Medicators and Receptors) 10 9 12 8 16 7 9 6 10 12 11 3 113
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 6 6 3 2 0 3 4 9 8 27 25 18 111
361 Electricity: Electrical Systems and Devices 10 6 14 11 10 6 6 8 12 15 6 6 110
427 Coating Processes 16 6 8 12 8 5 4 4 7 10 15 9 104
324 Electricity: Measuring and Testing 7 1 9 5 20 13 10 13 3 5 8 5 99
707 DP: Database and File Management or Data Structures (Data Processing) 9 6 8 9 9 6 7 1 10 6 16 11 98
200 Electricity: Circuit Makers and Breakers 10 1 10 7 9 7 11 6 9 9 7 9 95
052 Static Structures (e.g., Buildings) 9 12 9 4 9 6 3 1 5 8 17 7 90
073 Measuring and Testing 9 7 12 5 6 6 7 9 10 4 6 7 88
700 DP: Generic Control Systems or Specific Applications (Data Processing) 5 4 4 7 6 6 11 4 4 6 16 15 88
204 Chemistry: Electrical and Wave Energy 16 12 11 6 7 5 4 6 4 2 6 5 84
340 Communications: Electrical 9 5 6 6 8 6 5 6 7 9 7 10 84
382 Image Analysis 4 1 5 3 6 4 14 7 5 2 12 20 83
148 Metal Treatment 11 14 11 9 4 6 6 3 3 5 5 3 80
210 Liquid Purification or Separation 11 8 4 4 2 12 9 3 8 6 7 5 79
370 Multiplex Communications 3 4 6 7 4 7 8 6 7 10 7 4 73
407 Cutters, for Shaping 5 2 3 9 10 3 9 3 8 6 2 11 71
250 Radiant Energy 2 4 2 4 8 11 10 5 5 10 5 3 69
359 Optical: Systems and Elements 6 0 4 6 3 4 2 5 12 7 6 13 68
029 Metal Working 3 8 6 6 7 4 4 8 2 3 8 4 63
501 Compositions: Ceramic 3 8 5 4 5 7 5 5 6 3 11 0 62
252 Compositions 10 3 5 7 5 3 3 3 5 5 8 3 60
702 DP: Measuring, Calibrating, or Testing (Data Processing) 2 0 0 9 6 8 8 3 7 2 4 8 57
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 3 3 2 0 3 5 3 2 4 7 16 8 56
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 10 4 6 8 4 3 1 4 4 5 1 53
362 Illumination 6 4 5 7 6 5 4 4 2 4 3 3 53
423 Chemistry of Inorganic Compounds 4 6 3 4 4 3 3 6 1 6 7 6 53
606 Surgery (instruments) 8 7 8 6 3 3 3 0 0 7 4 4 53
376 Induced Nuclear Reactions: Processes, Systems, and Elements 5 8 4 3 6 5 5 2 2 2 2 6 50
405 Hydraulic and Earth Engineering 5 2 6 8 2 1 4 5 4 2 5 3 47
137 Fluid Handling 10 5 5 8 2 4 4 0 1 5 1 1 46
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 7 7 11 7 2 1 2 3 1 2 1 2 46
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 1 6 7 2 4 1 9 5 1 4 2 3 45
164 Metal Founding 1 3 8 6 5 2 7 4 3 1 1 2 43
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 5 5 2 5 5 1 3 3 5 2 4 3 43
438 Semiconductor Device Manufacturing: Process 2 1 3 5 4 5 7 6 1 3 4 1 42
351 Optics: Eye Examining, Vision Testing and Correcting 8 1 0 2 2 1 7 2 3 5 7 3 41
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 5 5 7 8 4 1 0 0 2 1 5 2 40
106 Compositions: Coating or Plastic 4 5 5 3 3 1 2 1 1 3 7 5 40
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 3 3 6 5 2 1 3 1 2 1 5 7 39
266 Metallurgical Apparatus 3 5 5 8 2 1 2 1 3 3 2 3 38
607 Surgery: Light, Thermal, and Electrical Application 1 3 2 2 2 1 1 3 3 1 6 13 38
385 Optical Waveguides 0 2 3 3 4 1 3 5 5 4 3 4 37
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 0 2 2 1 2 4 5 3 5 5 5 3 37
160 Flexible or Portable Closure, Partition, or Panel 12 4 2 2 3 5 2 3 0 0 1 2 36
310 Electrical Generator or Motor Structure 1 1 3 3 1 6 5 0 6 3 2 5 36
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 5 1 0 3 2 3 5 4 1 2 4 6 36
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 4 3 1 2 4 3 3 3 0 1 6 5 35
248 Supports (e.g., for holding articles, etc.) 2 6 6 3 1 3 4 5 1 1 2 1 35
369 Dynamic Information Storage or Retrieval 0 0 0 0 1 2 2 4 3 3 6 13 34
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 0 2 0 0 3 1 4 4 7 13 34
436 Chemistry: Analytical and Immunological Testing 2 4 2 2 4 1 4 5 1 4 2 1 32
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 2 0 0 0 2 1 2 2 5 6 11 32
348 Television 5 8 4 0 2 1 5 2 2 0 1 1 31
439 Electrical Connectors 5 3 2 8 4 2 0 0 2 2 2 1 31
714 Error Detection/Correction and Fault Detection/Recovery 1 1 2 2 1 4 3 3 3 3 7 1 31
081 Tools 4 6 4 3 0 2 4 2 1 0 2 2 30
451 Abrading 3 4 3 6 2 2 4 2 1 1 1 1 30
219 Electric Heating 2 4 1 1 5 3 4 3 2 2 1 1 29
318 Electricity: Motive Power Systems 3 3 3 0 2 2 2 1 4 2 2 5 29
473 Games Using Tangible Projectile 1 2 3 3 2 4 3 0 1 3 3 4 29
072 Metal Deforming 11 6 1 1 1 0 1 0 2 1 2 2 28
124 Mechanical Guns and Projectors 2 0 3 1 3 1 2 2 2 4 6 2 28
482 Exercise Devices 3 4 2 8 0 2 3 3 1 0 0 2 28
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 5 1 1 0 0 5 3 0 2 6 4 28
002 Apparel 5 5 2 0 2 1 4 4 0 1 1 2 27
206 Special Receptacle or Package 4 1 6 1 1 3 2 0 1 2 5 1 27
345 Computer Graphics Processing and Selective Visual Display Systems 4 5 1 2 0 1 3 1 2 4 3 1 27
455 Telecommunications 0 0 1 0 0 0 4 2 8 3 3 6 27
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 0 1 2 0 3 3 5 1 3 2 5 26
280 Land Vehicles 1 5 5 2 1 1 1 1 0 1 6 2 26
296 Land Vehicles: Bodies and Tops 4 1 1 2 3 3 1 4 3 1 2 1 26
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 0 0 0 1 3 1 1 1 8 10 25
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 3 0 2 1 3 0 3 3 0 6 3 25
717 DP: Software Development, Installation, and Management (Data Processing) 2 1 1 3 0 2 2 6 2 1 2 3 25
015 Brushing, Scrubbing, and General Cleaning 5 0 2 5 1 0 2 1 3 3 2 0 24
417 Pumps 6 5 6 4 0 2 1 0 0 0 0 0 24
083 Cutting 6 1 4 4 1 1 2 1 2 1 0 0 23
095 Gas Separation: Processes 3 1 3 4 0 0 3 1 0 1 2 5 23
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 1 3 1 3 6 2 1 0 0 1 3 23
706 DP: Artificial Intelligence (Data Processing) 0 0 1 2 0 2 0 0 1 4 6 7 23
220 Receptacles 3 2 3 1 3 2 2 2 0 2 0 2 22
174 Electricity: Conductors and Insulators 1 1 4 3 0 2 1 2 2 3 1 1 21
239 Fluid Sprinkling, Spraying, and Diffusing 7 5 0 4 3 0 0 0 0 0 1 1 21
307 Electrical Transmission or Interconnection Systems 1 1 0 0 1 1 0 1 2 5 3 6 21
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 2 3 1 5 1 1 3 1 1 1 1 1 21
209 Classifying, Separating, and Assorting Solids 3 0 0 2 7 2 0 1 2 0 2 1 20
228 Metal Fusion Bonding 1 2 1 0 1 1 1 3 3 1 2 4 20
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 2 0 1 2 0 3 6 3 3 20
042 Firearms 1 2 0 3 2 1 1 2 2 1 2 2 19
198 Conveyors: Power-Driven 0 3 4 6 0 1 2 2 0 0 1 0 19
251 Valves and Valve Actuation 2 3 2 1 1 2 2 1 1 1 2 1 19
303 Fluid-Pressure and Analogous Brake Systems 7 6 1 1 1 0 0 1 0 1 0 1 19
062 Refrigeration 3 2 3 2 2 1 3 1 1 0 0 0 18
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 4 2 1 2 1 2 2 1 0 0 1 18
005 Beds 1 1 1 3 2 3 0 1 1 0 2 2 17
040 Card, Picture, or Sign Exhibiting 2 1 0 4 1 1 1 0 1 2 2 2 17
060 Power Plants 0 0 1 4 2 2 1 3 1 1 1 1 17
065 Glass Manufacturing 1 1 2 1 2 2 2 3 1 1 1 0 17
134 Cleaning and Liquid Contact with Solids 2 1 2 0 4 0 0 0 2 3 0 3 17
246 Railway Switches and Signals 4 2 4 2 1 0 0 2 1 0 1 0 17
337 Electricity: Electrothermally or Thermally Actuated Switches 4 0 2 5 0 0 0 0 3 1 2 0 17
004 Baths, Closets, Sinks, and Spittoons 2 3 3 3 1 0 0 0 0 0 3 1 16
180 Motor Vehicles 1 1 0 0 2 2 1 3 2 0 1 3 16
414 Material or Article Handling 0 0 1 1 2 2 1 0 1 1 4 3 16
434 Education and Demonstration 2 0 0 3 1 0 1 1 2 3 1 2 16
033 Geometrical Instruments 0 0 3 1 2 0 1 3 1 2 2 0 15
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 2 0 1 2 1 1 1 1 4 0 1 15
365 Static Information Storage and Retrieval 0 0 0 0 0 1 1 1 0 2 5 5 15
420 Alloys or Metallic Compositions 2 2 4 2 3 1 0 0 0 0 1 0 15
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 2 1 1 2 3 1 2 1 2 0 0 15
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 3 0 2 1 2 1 1 1 0 1 1 1 14
241 Solid Material Comminution or Disintegration 0 1 0 0 1 0 5 1 0 2 0 4 14
363 Electric Power Conversion Systems 2 2 1 0 1 1 1 1 3 1 1 0 14
408 Cutting by Use of Rotating Axially Moving Tool 1 2 1 1 3 0 0 1 2 1 1 1 14
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 0 2 3 1 1 0 1 1 3 1 0 13
188 Brakes 2 3 2 0 2 1 0 0 0 0 1 2 13
238 Railways: Surface Track 2 0 1 1 0 0 3 1 0 1 1 3 13
379 Telephonic Communications 0 2 2 3 2 0 1 0 2 0 1 0 13
034 Drying and Gas or Vapor Contact with Solids 2 1 5 1 0 1 1 0 1 0 0 0 12
055 Gas Separation 2 3 5 1 0 0 0 1 0 0 0 0 12
084 Music 0 2 2 1 1 1 0 0 2 0 3 0 12
118 Coating Apparatus 0 2 1 1 2 0 3 0 1 1 0 1 12
182 Fire Escape, Ladder, or Scaffold 2 1 3 1 1 0 2 1 0 1 0 0 12
222 Dispensing (apparatus and process) 0 0 1 0 2 1 1 0 1 2 2 2 12
285 Pipe Joints or Couplings 0 1 0 1 1 0 0 1 0 0 6 2 12
419 Powder Metallurgy Processes 2 1 0 3 0 1 2 0 0 1 1 1 12
426 Food or Edible Material: Processes, Compositions, and Products 2 3 0 0 2 1 2 0 1 0 0 1 12
053 Package Making 6 1 0 0 0 0 0 1 1 2 0 0 11
138 Pipes and Tubular Conduits 0 1 2 1 2 0 0 1 1 2 1 0 11
175 Boring or Penetrating the Earth 2 6 1 1 0 0 0 0 1 0 0 0 11
221 Article Dispensing 1 1 1 2 2 1 2 1 0 0 0 0 11
294 Handling: Hand and Hoist-Line Implements 4 2 1 0 0 1 0 0 0 1 1 1 11
313 Electric Lamp and Discharge Devices 1 0 1 4 2 0 0 0 1 1 0 1 11
043 Fishing, Trapping, and Vermin Destroying 3 0 1 1 1 0 1 0 0 1 0 2 10
105 Railway Rolling Stock 1 3 0 1 3 0 0 0 0 0 0 2 10
277 Seal for a Joint or Juncture 2 0 3 1 2 0 1 1 0 0 0 0 10
297 Chairs and Seats 1 1 2 0 2 0 1 0 1 1 1 0 10
343 Communications: Radio Wave Antennas 1 1 1 0 0 2 1 2 0 0 2 0 10
373 Industrial Electric Heating Furnaces 2 1 4 0 2 1 0 0 0 0 0 0 10
375 Pulse or Digital Communications 0 2 0 0 0 0 1 1 2 2 1 1 10
378 X-Ray or Gamma Ray Systems or Devices 1 0 1 0 0 1 0 2 0 2 3 0 10
415 Rotary Kinetic Fluid Motors or Pumps 0 0 2 1 1 1 1 2 0 0 1 1 10
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 2 0 0 2 0 0 0 0 1 3 1 10
446 Amusement Devices: Toys 5 0 0 1 0 0 1 1 0 0 1 1 10
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 1 0 0 2 2 2 1 0 0 0 0 9
024 Buckles, Buttons, Clasps, Etc. 2 0 2 0 2 0 0 2 1 0 0 0 9
099 Foods and Beverages: Apparatus 0 0 0 0 2 1 2 0 1 0 1 2 9
101 Printing 2 1 0 0 3 1 2 0 0 0 0 0 9
110 Furnaces 2 1 2 0 0 1 0 0 0 2 1 0 9
119 Animal Husbandry 1 1 2 2 0 0 3 0 0 0 0 0 9
123 Internal-Combustion Engines 1 0 0 0 2 1 1 2 0 1 1 0 9
136 Batteries: Thermoelectric and Photoelectric 1 3 1 0 1 0 0 1 0 0 1 1 9
211 Supports: Racks 2 0 0 2 0 2 1 0 0 0 0 2 9
213 Railway Draft Appliances 6 0 1 0 0 0 0 0 0 0 1 1 9
341 Coded Data Generation or Conversion 0 0 2 1 0 2 0 1 3 0 0 0 9
432 Heating 1 1 1 2 2 0 1 0 0 1 0 0 9
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 1 0 1 1 1 1 1 2 0 0 9
037 Excavating 3 0 1 1 0 0 1 0 0 1 1 0 8
049 Movable or Removable Closures 0 1 1 2 1 0 0 1 0 0 1 1 8
074 Machine Element or Mechanism 1 1 2 0 1 1 0 1 0 0 1 0 8
108 Horizontally Supported Planar Surfaces 0 1 2 2 2 0 0 0 1 0 0 0 8
135 Tent, Canopy, Umbrella, or Cane 0 2 0 0 2 1 1 0 0 0 0 2 8
184 Lubrication 1 1 2 0 0 1 0 2 0 0 0 1 8
261 Gas and Liquid Contact Apparatus 0 2 1 1 1 0 0 0 2 1 0 0 8
273 Amusement Devices: Games 2 2 0 1 0 2 0 0 1 0 0 0 8
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 1 0 0 2 0 0 1 0 0 0 4 8
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 3 3 0 0 0 1 0 1 0 0 0 8
122 Liquid Heaters and Vaporizers 1 0 0 1 0 1 0 0 2 0 2 0 7
269 Work Holders 0 2 0 0 0 0 0 0 0 1 0 4 7
290 Prime-Mover Dynamo Plants 0 1 1 0 0 0 0 1 1 1 2 0 7
320 Electricity: Battery or Capacitor Charging or Discharging 0 1 0 0 0 0 1 1 1 0 3 0 7
322 Electricity: Single Generator Systems 0 0 0 0 0 0 1 2 1 3 0 0 7
374 Thermal Measuring and Testing 1 1 1 0 0 3 0 0 0 0 0 1 7
381 Electrical Audio Signal Processing Systems and Devices 0 0 0 0 0 0 1 1 0 0 2 3 7
403 Joints and Connections 3 2 0 0 0 0 1 0 0 0 0 1 7
409 Gear Cutting, Milling, or Planing 1 0 1 1 0 0 2 0 1 0 0 1 7
433 Dentistry 0 1 0 0 2 2 0 1 1 0 0 0 7
463 Amusement Devices: Games 1 1 0 1 1 0 0 1 0 0 1 1 7
602 Surgery: Splint, Brace, or Bandage 1 3 1 0 0 0 1 1 0 0 0 0 7
082 Turning (e.g., for metal working) 0 1 0 0 0 0 0 1 1 2 0 1 6
132 Toilet 0 0 1 1 1 0 0 0 0 0 3 0 6
242 Winding, Tensioning, or Guiding 0 0 0 0 1 1 0 2 1 0 0 1 6
293 Vehicle Fenders 0 0 0 2 1 1 1 0 0 0 1 0 6
312 Supports: Cabinet Structure 1 1 0 2 1 0 1 0 0 0 0 0 6
336 Inductor Devices 0 0 1 2 0 0 0 1 0 0 0 2 6
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 1 0 0 0 0 0 0 0 1 0 2 6
347 Incremental Printing of Symbolic Information 0 1 1 1 0 2 0 0 0 0 0 1 6
398 Optical Communications 0 0 1 0 0 0 0 1 1 1 1 1 6
416 Fluid Reaction Surfaces (i.e., Impellers) 0 1 0 0 0 0 1 1 1 1 1 0 6
431 Combustion 1 0 1 1 2 0 0 1 0 0 0 0 6
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 3 0 0 1 1 1 0 0 0 0 0 0 6
720 Dynamic Optical Information Storage or Retrieval 0 0 0 0 1 1 1 0 0 1 1 1 6
726 Information Security 0 0 0 0 0 0 0 2 1 0 1 2 6
047 Plant Husbandry 1 1 1 0 0 0 2 0 0 0 0 0 5
070 Locks 1 0 0 0 1 0 1 0 0 1 1 0 5
071 Chemistry: Fertilizers 1 0 3 1 0 0 0 0 0 0 0 0 5
114 Ships 1 2 0 0 0 0 1 0 1 0 0 0 5
162 Paper Making and Fiber Liberation 1 0 0 0 1 0 1 0 0 1 0 1 5
216 Etching a Substrate: Processes 1 0 1 2 0 0 0 0 0 0 1 0 5
224 Package and Article Carriers 2 1 0 2 0 0 0 0 0 0 0 0 5
244 Aeronautics and Astronautics 0 0 0 1 4 0 0 0 0 0 0 0 5
323 Electricity: Power Supply or Regulation Systems 0 0 3 0 0 1 0 0 0 0 1 0 5
410 Freight Accommodation On Freight Carrier 1 0 0 0 0 1 0 0 0 0 1 2 5
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 2 0 0 0 0 0 0 1 0 1 1 0 5
454 Ventilation 0 1 0 2 0 0 0 0 0 0 1 1 5
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 2 0 0 0 0 1 0 0 0 2 5
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 0 0 0 1 4 0 0 0 5
725 Interactive Video Distribution Systems 1 0 0 0 0 0 1 0 0 0 0 3 5
016 Miscellaneous Hardware 0 0 1 0 0 1 1 1 0 0 0 0 4
036 Boots, Shoes, and Leggings 0 1 0 0 0 0 1 0 0 0 1 1 4
051 Abrasive Tool Making Process, Material, or Composition 0 0 1 2 0 1 0 0 0 0 0 0 4
092 Expansible Chamber Devices 3 0 0 1 0 0 0 0 0 0 0 0 4
096 Gas Separation: Apparatus 1 0 0 0 0 0 1 0 0 2 0 0 4
100 Presses 2 0 0 0 0 0 1 0 0 0 0 1 4
104 Railways 1 0 1 0 0 0 1 0 0 1 0 0 4
116 Signals and Indicators 0 1 2 0 0 0 1 0 0 0 0 0 4
126 Stoves and Furnaces 1 1 0 0 0 0 0 0 1 0 1 0 4
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 1 0 0 0 0 0 0 0 0 1 1 4
191 Electricity: Transmission To Vehicles 1 0 0 2 1 0 0 0 0 0 0 0 4
208 Mineral Oils: Processes and Products 0 1 0 0 1 0 1 0 0 1 0 0 4
229 Envelopes, Wrappers, and Paperboard Boxes 0 1 1 1 1 0 0 0 0 0 0 0 4
232 Deposit and Collection Receptacles 1 0 0 0 1 0 1 1 0 0 0 0 4
299 Mining or In Situ Disintegration of Hard Material 1 2 0 0 0 0 0 0 0 0 0 1 4
326 Electronic Digital Logic Circuitry 0 0 0 1 1 0 0 0 0 0 0 2 4
331 Oscillators 0 1 1 1 0 0 0 0 0 0 1 0 4
384 Bearings 1 0 0 1 0 0 0 0 0 1 1 0 4
400 Typewriting Machines 1 0 0 0 1 0 2 0 0 0 0 0 4
404 Road Structure, Process, or Apparatus 0 0 0 1 0 0 1 0 1 0 0 1 4
440 Marine Propulsion 1 0 1 0 0 0 0 1 0 0 1 0 4
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 2 0 0 0 0 0 0 0 1 0 0 4
585 Chemistry of Hydrocarbon Compounds 0 3 0 0 0 0 0 0 0 1 0 0 4
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 0 1 0 1 0 1 0 0 1 0 0 4
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 0 0 1 0 0 0 0 0 0 0 2 1 4
014 Bridges 2 0 0 0 0 0 0 0 0 0 1 0 3
030 Cutlery 1 0 1 0 0 0 0 0 0 0 0 1 3
089 Ordnance 1 0 0 0 0 0 1 1 0 0 0 0 3
144 Woodworking 0 0 0 0 0 0 2 0 0 0 1 0 3
165 Heat Exchange 0 1 0 0 1 0 1 0 0 0 0 0 3
169 Fire Extinguishers 1 0 1 0 0 0 1 0 0 0 0 0 3
172 Earth Working 1 0 1 0 0 1 0 0 0 0 0 0 3
181 Acoustics 1 0 0 0 0 0 1 0 0 1 0 0 3
226 Advancing Material of Indeterminate Length 0 0 1 0 0 0 0 1 0 1 0 0 3
256 Fences 0 2 0 0 0 0 0 0 0 1 0 0 3
292 Closure Fasteners 1 0 1 0 1 0 0 0 0 0 0 0 3
315 Electric Lamp and Discharge Devices: Systems 0 0 2 1 0 0 0 0 0 0 0 0 3
368 Horology: Time Measuring Systems or Devices 0 0 1 0 0 1 0 0 0 0 0 1 3
372 Coherent Light Generators 0 0 0 0 1 0 0 1 0 0 1 0 3
380 Cryptography 0 0 0 0 0 0 0 0 0 0 1 2 3
383 Flexible Bags 1 0 0 1 1 0 0 0 0 0 0 0 3
386 Motion Video Signal Processing for Recording or Reproducing 1 0 0 0 1 0 0 0 1 0 0 0 3
396 Photography 1 0 0 2 0 0 0 0 0 0 0 0 3
401 Coating Implements with Material Supply 0 1 0 1 0 0 1 0 0 0 0 0 3
418 Rotary Expansible Chamber Devices 0 0 0 0 0 0 3 0 0 0 0 0 3
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 0 2 0 0 0 0 1 0 0 3
007 Compound Hand Tools 0 0 0 0 1 0 1 0 0 0 0 0 2
028 Textiles: Manufacturing 0 0 0 2 0 0 0 0 0 0 0 0 2
056 Harvesters 1 0 0 0 1 0 0 0 0 0 0 0 2
059 Chain, Staple, and Horseshoe Making 0 0 0 0 0 0 0 0 0 0 1 1 2
102 Ammunition and Explosives 0 0 0 0 0 0 1 1 0 0 0 0 2
112 Sewing 1 0 0 1 0 0 0 0 0 0 0 0 2
202 Distillation: Apparatus 1 1 0 0 0 0 0 0 0 0 0 0 2
215 Bottles and Jars 0 0 0 1 0 1 0 0 0 0 0 0 2
227 Elongated-Member-Driving Apparatus 0 1 0 1 0 0 0 0 0 0 0 0 2
249 Static Molds 0 0 0 0 1 0 0 0 0 1 0 0 2
279 Chucks or Sockets 0 0 0 0 0 0 0 2 0 0 0 0 2
301 Land Vehicles: Wheels and Axles 1 0 0 0 0 0 1 0 0 0 0 0 2
305 Wheel Substitutes for Land Vehicles 0 0 0 2 0 0 0 0 0 0 0 0 2
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 0 1 0 0 0 1 0 0 2
333 Wave Transmission Lines and Networks 0 0 0 1 1 0 0 0 0 0 0 0 2
338 Electrical Resistors 0 0 2 0 0 0 0 0 0 0 0 0 2
349 Liquid Crystal Cells, Elements and Systems 0 0 0 0 0 0 0 0 1 1 0 0 2
358 Facsimile and Static Presentation Processing 0 0 0 0 0 0 0 0 0 0 2 0 2
366 Agitating (e.g., of articles and materials) 0 1 0 0 1 0 0 0 0 0 0 0 2
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 0 2 0 0 0 0 0 0 0 0 2
452 Butchering 0 1 0 0 0 0 0 1 0 0 0 0 2
474 Endless Belt Power Transmission Systems or Components 0 0 0 1 0 0 0 0 0 0 0 1 2
492 Roll or Roller 0 0 1 1 0 0 0 0 0 0 0 0 2
588 Hazardous or Toxic Waste Destruction or Containment 0 1 0 1 0 0 0 0 0 0 0 0 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 2 0 0 0 0 2
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 1 1 2
019 Textiles: Fiber Preparation 0 0 0 0 0 0 0 0 0 1 0 0 1
027 Undertaking 0 0 0 0 0 0 0 0 0 0 1 0 1
044 Fuel and Related Compositions 0 1 0 0 0 0 0 0 0 0 0 0 1
048 Gas: Heating and Illuminating 0 1 0 0 0 0 0 0 0 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 0 0 0 0 0 0 1 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 0 0 0 0 0 0 0 0 0 1 1
086 Ammunition and Explosive-Charge Making 0 0 0 0 0 0 0 0 1 0 0 0 1
091 Motors: Expansible Chamber Type 0 0 0 0 0 0 0 0 0 0 0 1 1
125 Stone Working 0 0 0 0 0 0 0 0 0 0 1 0 1
157 Wheelwright Machines 0 0 0 0 0 1 0 0 0 0 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 0 0 0 0 0 1 0 0 0 0 1
190 Trunks and Hand-Carried Luggage 1 0 0 0 0 0 0 0 0 0 0 0 1
203 Distillation: Processes, Separatory 0 0 1 0 0 0 0 0 0 0 0 0 1
225 Severing by Tearing or Breaking 0 0 0 1 0 0 0 0 0 0 0 0 1
236 Automatic Temperature and Humidity Regulation 0 0 0 0 0 0 0 0 0 0 1 0 1
267 Spring Devices 0 0 0 0 0 1 0 0 0 0 0 0 1
283 Printed Matter 0 0 0 0 0 0 1 0 0 0 0 0 1
289 Knots and Knot Tying 1 0 0 0 0 0 0 0 0 0 0 0 1
330 Amplifiers 0 0 0 0 0 0 0 0 0 1 0 0 1
353 Optics: Image Projectors 0 0 0 0 0 0 1 0 0 0 0 0 1
355 Photocopying 0 0 0 0 0 0 0 0 1 0 0 0 1
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 0 0 0 0 0 1 0 0 0 0 0 1
392 Electric Resistance Heating Devices 0 0 0 0 0 0 0 0 0 0 0 1 1
399 Electrophotography 0 0 0 1 0 0 0 0 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 0 0 0 0 0 0 0 0 0 0 1 0 1
450 Foundation Garments 0 0 0 0 0 0 1 0 0 0 0 0 1
472 Amusement Devices 0 0 0 1 0 0 0 0 0 0 0 0 1
477 Interrelated Power Delivery Controls, Including Engine Control 0 0 0 0 0 0 0 0 0 0 0 1 1
505 Superconductor Technology: Apparatus, Material, Process 1 0 0 0 0 0 0 0 0 0 0 0 1
601 Surgery: Kinesitherapy 0 0 0 0 0 0 0 0 0 0 0 1 1
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 1 0 0 0 0 0 0 0 0 1
ALL ALL CLASSES 736 664 644 665 618 492 623 491 495 571 740 716 7455


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P.O Box 1450
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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 files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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