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

U.S. Government
Utility Patent Grants,
Calendar Years 1969-2008

- this report has been prepared with support from the National Science Foundation -

BREAKOUT BY TECHNOLOGY CLASS -
PATENTS DISTRIBUTED BY CALENDAR YEAR OF PATENT APPLICATION

NUMBER OF UTILITY PATENTS ASSIGNED ANNUALLY TO
U.S. GOVERNMENT ENTITIES

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period

This Table Displays Patent Counts By Technology Class
For Patents Granted To The Following U.S. Government Entity:

UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

( count of patent grants, as distributed by calendar year of patent application )
( technology class is determined by the primary patent classification - see 'Explanation of Data' )

This table displays annual patent counts for the selected U.S. Government entry.
Counts of granted patents are either distributed by the year of patent grant
or by the year of patent filing.
Class Class Title PRE_1988 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Total
073 Measuring and Testing 239 9 12 7 15 6 9 11 9 7 11 3 3 4 5 13 3 2 6 2 2 0 378
244 Aeronautics and Astronautics 147 16 7 8 7 11 7 0 4 5 3 3 3 2 1 2 5 0 4 1 2 0 238
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 99 8 11 7 11 9 8 11 8 2 4 3 10 8 3 5 2 4 0 0 0 0 213
250 Radiant Energy 102 1 4 4 7 5 11 6 4 5 3 4 1 5 0 5 3 1 1 2 0 0 174
356 Optics: Measuring and Testing 96 6 1 5 7 2 1 2 1 1 6 3 5 2 2 5 8 4 1 4 0 0 162
324 Electricity: Measuring and Testing 79 5 1 2 6 4 5 2 6 4 4 4 1 2 8 1 0 1 0 2 0 0 137
060 Power Plants 89 2 1 1 3 2 5 3 0 1 3 3 4 5 7 1 5 0 1 0 0 0 136
428 Stock Material or Miscellaneous Articles 68 2 3 2 2 4 5 3 3 6 3 2 1 1 1 3 2 3 1 0 0 0 115
359 Optical: Systems and Elements 52 1 5 6 3 3 1 2 2 1 1 2 3 2 3 3 1 0 2 2 0 0 95
128 Surgery (includes Class 600) 52 2 2 1 0 0 1 2 5 2 0 3 2 4 3 5 2 1 0 0 0 0 87
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 59 3 2 4 1 1 1 0 0 2 1 2 2 1 5 1 1 0 0 0 0 0 86
427 Coating Processes 36 0 0 2 6 5 3 3 1 4 2 3 1 1 0 1 2 2 0 0 0 0 72
219 Electric Heating 35 5 4 1 5 0 12 0 0 1 1 1 0 0 0 0 1 1 0 0 0 0 67
310 Electrical Generator or Motor Structure 40 0 4 0 2 0 0 1 1 0 2 0 1 5 0 2 5 2 1 1 0 0 67
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 60 0 0 0 1 1 0 0 0 0 0 0 0 2 1 0 1 1 0 0 0 0 67
343 Communications: Radio Wave Antennas 44 0 1 1 2 1 2 1 2 2 0 1 1 1 0 2 4 0 0 0 0 0 65
435 Chemistry: Molecular Biology and Microbiology 24 3 3 4 1 3 3 4 2 4 3 1 1 3 1 0 2 0 0 0 0 0 62
136 Batteries: Thermoelectric and Photoelectric 49 0 0 4 0 2 2 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 60
340 Communications: Electrical 33 0 1 0 1 3 3 2 1 1 1 1 0 0 2 0 5 4 2 0 0 0 60
318 Electricity: Motive Power Systems 44 1 4 1 0 2 1 1 0 0 0 2 0 0 0 0 0 2 1 0 0 0 59
532 Organic Compounds (includes Classes 532-570) 30 4 2 1 1 3 2 4 1 2 0 1 1 0 0 0 0 0 0 1 0 0 53
062 Refrigeration 31 2 1 2 1 0 3 2 0 0 1 1 1 0 4 2 0 0 1 0 0 0 52
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 29 2 0 1 3 0 2 0 5 3 3 0 1 1 1 0 0 0 0 0 0 0 51
165 Heat Exchange 34 4 2 3 2 1 2 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 51
348 Television 33 2 1 2 2 2 1 0 4 0 0 0 2 0 0 2 0 0 0 0 0 0 51
374 Thermal Measuring and Testing 27 1 1 2 3 1 3 0 2 0 1 0 2 0 2 4 0 0 0 0 0 0 49
438 Semiconductor Device Manufacturing: Process 25 2 2 1 2 2 0 0 2 1 1 2 0 1 1 1 2 2 2 0 0 0 49
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 21 3 0 2 1 3 1 1 2 0 6 2 0 3 1 1 0 0 1 0 0 0 48
372 Coherent Light Generators 24 2 3 0 3 1 4 0 2 0 0 3 1 0 0 1 0 1 0 0 0 0 45
029 Metal Working 25 0 0 0 1 0 3 3 1 2 1 1 1 2 0 1 2 0 0 0 0 0 43
228 Metal Fusion Bonding 28 0 0 2 0 0 2 1 1 1 1 0 2 1 0 0 2 1 0 0 0 0 42
137 Fluid Handling 33 0 1 0 0 4 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 41
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 26 0 2 2 1 2 2 1 0 1 0 1 0 0 1 0 1 1 0 0 0 0 41
204 Chemistry: Electrical and Wave Energy 32 0 0 1 0 0 0 1 0 1 0 0 0 1 1 0 1 0 0 0 0 0 38
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 22 1 3 2 3 2 0 1 0 2 0 0 1 0 1 0 0 0 0 0 0 0 38
403 Joints and Connections 11 1 2 4 5 8 2 1 0 1 0 1 0 0 1 0 1 0 0 0 0 0 38
375 Pulse or Digital Communications 23 2 2 1 0 0 3 1 0 0 1 0 0 1 0 2 0 0 0 0 0 0 36
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 19 2 1 1 1 2 1 0 1 0 2 3 0 2 0 1 0 0 0 0 0 0 36
315 Electric Lamp and Discharge Devices: Systems 29 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 2 0 0 0 0 34
330 Amplifiers 28 0 0 0 0 0 1 1 1 0 0 0 0 1 0 0 1 0 0 0 0 0 33
341 Coded Data Generation or Conversion 27 0 0 0 1 1 1 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 33
363 Electric Power Conversion Systems 29 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 33
331 Oscillators 26 3 0 0 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 32
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 6 3 0 1 0 0 0 2 0 1 1 3 0 5 1 4 1 2 2 0 0 0 32
074 Machine Element or Mechanism 20 0 0 0 3 3 2 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 31
361 Electricity: Electrical Systems and Devices 23 0 1 0 0 1 2 1 0 0 0 0 0 1 1 0 1 0 0 0 0 0 31
423 Chemistry of Inorganic Compounds 12 0 1 0 0 1 0 1 2 0 2 2 0 1 1 2 1 4 1 0 0 0 31
708 Arithmetic Processing and Calculating (Electrical Computers) 29 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 31
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 16 2 1 4 1 2 0 0 1 0 0 0 0 0 1 2 0 0 0 0 0 0 30
277 Seal for a Joint or Juncture 16 1 0 2 1 0 1 0 0 1 0 2 0 2 1 1 2 0 0 0 0 0 30
702 DP: Measuring, Calibrating, or Testing (Data Processing) 8 1 0 0 1 1 0 1 1 2 1 2 1 1 1 3 2 1 2 1 0 0 30
382 Image Analysis 4 2 0 4 1 2 0 3 1 0 2 0 2 2 1 2 1 2 0 0 0 0 29
706 DP: Artificial Intelligence (Data Processing) 1 1 2 0 6 4 3 2 2 0 0 0 2 0 0 1 2 2 1 0 0 0 29
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 19 0 0 0 2 0 0 1 0 0 1 0 1 1 1 1 0 0 0 0 0 0 27
385 Optical Waveguides 6 1 0 0 0 2 2 0 2 0 1 1 0 1 2 2 1 0 2 4 0 0 27
333 Wave Transmission Lines and Networks 22 0 0 0 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 26
700 DP: Generic Control Systems or Specific Applications (Data Processing) 7 0 1 1 3 4 3 4 0 0 1 0 0 1 0 0 0 0 1 0 0 0 26
188 Brakes 12 0 0 1 2 1 2 1 2 2 0 1 0 0 0 0 1 0 0 0 0 0 25
378 X-Ray or Gamma Ray Systems or Devices 14 0 1 3 2 0 1 1 0 0 0 0 0 0 1 2 0 0 0 0 0 0 25
384 Bearings 19 0 0 1 0 1 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 24
455 Telecommunications 19 1 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 0 0 0 0 0 24
148 Metal Treatment 10 1 0 1 0 0 1 1 0 0 0 1 0 1 2 4 0 1 0 0 0 0 23
239 Fluid Sprinkling, Spraying, and Diffusing 16 1 1 1 0 0 0 0 1 0 2 0 0 0 1 0 0 0 0 0 0 0 23
416 Fluid Reaction Surfaces (i.e., Impellers) 17 0 0 0 0 1 0 0 2 0 0 1 0 0 0 0 0 1 1 0 0 0 23
714 Error Detection/Correction and Fault Detection/Recovery 13 1 2 2 0 2 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 23
002 Apparel 19 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 22
033 Geometrical Instruments 19 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
052 Static Structures (e.g., Buildings) 20 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
417 Pumps 13 0 0 0 0 1 2 0 0 2 1 1 2 0 0 0 0 0 0 0 0 0 22
307 Electrical Transmission or Interconnection Systems 19 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
415 Rotary Kinetic Fluid Motors or Pumps 12 1 1 0 0 0 1 0 0 0 1 0 1 1 0 1 0 1 0 0 0 0 20
434 Education and Demonstration 15 0 0 0 0 0 2 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 20
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 2 1 0 1 0 0 0 2 2 0 2 4 2 0 0 1 1 1 1 0 0 0 20
294 Handling: Hand and Hoist-Line Implements 7 3 1 2 1 2 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 19
313 Electric Lamp and Discharge Devices 15 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 19
248 Supports (e.g., for holding articles, etc.) 12 0 2 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
252 Compositions 8 0 0 0 0 0 0 1 0 1 0 1 1 1 3 0 0 0 2 0 0 0 18
370 Multiplex Communications 12 0 0 0 0 0 1 1 1 0 0 0 1 0 0 1 1 0 0 0 0 0 18
072 Metal Deforming 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 17
210 Liquid Purification or Separation 7 1 1 2 2 2 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 17
436 Chemistry: Analytical and Immunological Testing 8 0 1 0 1 0 0 0 3 0 1 2 0 0 1 0 0 0 0 0 0 0 17
439 Electrical Connectors 12 0 0 0 0 2 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 17
126 Stoves and Furnaces 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
251 Valves and Valve Actuation 9 0 1 1 0 0 0 1 0 0 2 0 0 0 0 1 0 0 0 1 0 0 16
285 Pipe Joints or Couplings 11 1 1 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 16
376 Induced Nuclear Reactions: Processes, Systems, and Elements 15 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 6 0 0 0 3 1 2 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 15
414 Material or Article Handling 13 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
419 Powder Metallurgy Processes 12 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
607 Surgery: Light, Thermal, and Electrical Application 3 0 0 0 0 0 0 0 0 1 0 3 0 6 0 1 0 1 0 0 0 0 15
089 Ordnance 4 1 2 2 0 0 0 1 1 0 0 0 0 0 2 1 0 0 0 0 0 0 14
181 Acoustics 11 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
323 Electricity: Power Supply or Regulation Systems 10 0 1 0 0 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 14
398 Optical Communications 6 0 2 1 0 0 1 0 0 0 0 2 0 0 0 0 0 1 0 1 0 0 14
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 8 0 0 1 0 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
123 Internal-Combustion Engines 6 0 0 0 0 0 0 0 0 0 3 0 2 1 0 0 0 0 1 0 0 0 13
365 Static Information Storage and Retrieval 9 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 13
367 Communications, Electrical: Acoustic Wave Systems and Devices 7 0 0 0 0 1 2 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 13
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 12 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
501 Compositions: Ceramic 3 0 0 1 1 3 2 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 13
604 Surgery (Medicators and Receptors) 7 0 0 0 3 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 13
606 Surgery (instruments) 7 0 0 0 1 0 0 1 0 0 0 2 0 1 0 0 0 0 1 0 0 0 13
106 Compositions: Coating or Plastic 11 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 12
360 Dynamic Magnetic Information Storage or Retrieval 10 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 12
220 Receptacles 7 2 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 11
329 Demodulators 7 0 2 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 11
345 Computer Graphics Processing and Selective Visual Display Systems 6 0 0 0 0 0 0 1 0 0 0 1 1 0 2 0 0 0 0 0 0 0 11
216 Etching a Substrate: Processes 5 0 0 2 0 0 1 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 10
381 Electrical Audio Signal Processing Systems and Devices 3 0 1 0 0 1 1 0 0 0 1 0 0 0 2 0 1 0 0 0 0 0 10
396 Photography 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
420 Alloys or Metallic Compositions 7 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 10
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2 0 0 0 0 1 0 1 0 0 0 3 0 1 1 1 0 0 0 0 0 0 10
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 6 1 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
713 Support (Electrical Computers and Digital Processing Systems) 4 2 1 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 0 0 10
095 Gas Separation: Processes 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 0 0 0 9
096 Gas Separation: Apparatus 7 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
102 Ammunition and Explosives 6 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 9
180 Motor Vehicles 6 0 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 9
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 2 1 1 1 0 2 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 9
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 6 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
118 Coating Apparatus 6 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 8
149 Explosive and Thermic Compositions or Charges 7 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 8
174 Electricity: Conductors and Insulators 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
320 Electricity: Battery or Capacitor Charging or Discharging 6 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 8
482 Exercise Devices 2 0 0 0 1 0 1 0 1 0 0 0 0 0 0 1 0 1 1 0 0 0 8
081 Tools 3 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 2 0 0 0 7
134 Cleaning and Liquid Contact with Solids 1 0 0 0 0 0 0 0 3 0 0 0 0 1 0 2 0 0 0 0 0 0 7
297 Chairs and Seats 5 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 7
336 Inductor Devices 5 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 7
338 Electrical Resistors 3 0 1 0 0 0 0 1 0 0 0 0 0 2 0 0 0 0 0 0 0 0 7
366 Agitating (e.g., of articles and materials) 6 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 7
408 Cutting by Use of Rotating Axially Moving Tool 3 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 7
505 Superconductor Technology: Apparatus, Material, Process 0 0 2 2 0 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 7
710 Input/Output (Electrical Computers and Digital Processing Systems) 6 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 7
092 Expansible Chamber Devices 3 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 6
138 Pipes and Tubular Conduits 4 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 6
139 Textiles: Weaving 0 0 0 0 2 0 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 6
200 Electricity: Circuit Makers and Breakers 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
351 Optics: Eye Examining, Vision Testing and Correcting 4 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 6
451 Abrading 4 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 6
475 Planetary Gear Transmission Systems or Components 2 0 0 0 0 0 2 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 6
707 DP: Database and File Management or Data Structures (Data Processing) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4 1 0 0 0 0 0 0 6
004 Baths, Closets, Sinks, and Spittoons 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
065 Glass Manufacturing 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
091 Motors: Expansible Chamber Type 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 5
242 Winding, Tensioning, or Guiding 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
322 Electricity: Single Generator Systems 4 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
392 Electric Resistance Heating Devices 4 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 4 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 2 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
015 Brushing, Scrubbing, and General Cleaning 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
030 Cutlery 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
071 Chemistry: Fertilizers 0 0 0 0 0 0 0 2 0 1 0 0 0 1 0 0 0 0 0 0 0 0 4
083 Cutting 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
104 Railways 3 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 4
119 Animal Husbandry 3 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
164 Metal Founding 1 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4
182 Fire Escape, Ladder, or Scaffold 3 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
192 Clutches and Power-Stop Control 2 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 4
208 Mineral Oils: Processes and Products 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
222 Dispensing (apparatus and process) 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
236 Automatic Temperature and Humidity Regulation 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 4
312 Supports: Cabinet Structure 3 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
332 Modulators 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
349 Liquid Crystal Cells, Elements and Systems 2 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4
368 Horology: Time Measuring Systems or Devices 3 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 3 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 4
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 0 0 0 0 4
601 Surgery: Kinesitherapy 3 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 4
602 Surgery: Splint, Brace, or Bandage 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 4
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 2 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4
016 Miscellaneous Hardware 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
024 Buckles, Buttons, Clasps, Etc. 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
110 Furnaces 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
114 Ships 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 3
125 Stone Working 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 3
177 Weighing Scales 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 3
209 Classifying, Separating, and Assorting Solids 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
254 Implements or Apparatus for Applying Pushing or Pulling Force 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
267 Spring Devices 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
269 Work Holders 2 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 3
280 Land Vehicles 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
290 Prime-Mover Dynamo Plants 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
296 Land Vehicles: Bodies and Tops 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 3
326 Electronic Digital Logic Circuitry 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
346 Recorders 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
373 Industrial Electric Heating Furnaces 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
386 Television Signal Processing for Dynamic Recording or Reproducing 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
388 Electricity: Motor Control Systems 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
432 Heating 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 3
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
023 Chemistry: Physical Processes 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
044 Fuel and Related Compositions 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
048 Gas: Heating and Illuminating 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
053 Package Making 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
086 Ammunition and Explosive-Charge Making 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2
108 Horizontally Supported Planar Surfaces 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
112 Sewing 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
116 Signals and Indicators 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2
124 Mechanical Guns and Projectors 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
152 Resilient Tires and Wheels 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
173 Tool Driving or Impacting 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2
224 Package and Article Carriers 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
225 Severing by Tearing or Breaking 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
292 Closure Fasteners 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
358 Facsimile and Static Presentation Processing 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
404 Road Structure, Process, or Apparatus 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 2
406 Conveyors: Fluid Current 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
410 Freight Accommodation On Freight Carrier 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
431 Combustion 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
433 Dentistry 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2
441 Buoys, Rafts, and Aquatic Devices 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
454 Ventilation 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
474 Endless Belt Power Transmission Systems or Components 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
483 Tool Changing 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2
711 Memory (Electrical Computers and Digital Processing Systems) 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2
005 Beds 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
028 Textiles: Manufacturing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
034 Drying and Gas or Vapor Contact with Solids 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
036 Boots, Shoes, and Leggings 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
040 Card, Picture, or Sign Exhibiting 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
042 Firearms 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
047 Plant Husbandry 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
049 Movable or Removable Closures 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
055 Gas Separation 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
070 Locks 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
082 Turning (e.g., for metal working) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
099 Foods and Beverages: Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
101 Printing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
105 Railway Rolling Stock 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
109 Safes, Bank Protection, or a Related Device 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
127 Sugar, Starch, and Carbohydrates 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
132 Toilet 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
135 Tent, Canopy, Umbrella, or Cane 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
140 Wireworking 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
162 Paper Making and Fiber Liberation 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
169 Fire Extinguishers 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
175 Boring or Penetrating the Earth 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
178 Telegraphy 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
202 Distillation: Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
203 Distillation: Processes, Separatory 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
206 Special Receptacle or Package 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
211 Supports: Racks 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
212 Traversing Hoists 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
223 Apparel Apparatus 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
266 Metallurgical Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
279 Chucks or Sockets 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
299 Mining or In Situ Disintegration of Hard Material 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
305 Wheel Substitutes for Land Vehicles 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
314 Electric Lamp and Discharge Devices: Consumable Electrodes 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
353 Optics: Image Projectors 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
355 Photocopying 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
362 Illumination 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
369 Dynamic Information Storage or Retrieval 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
379 Telephonic Communications 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
409 Gear Cutting, Milling, or Planing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
426 Food or Edible Material: Processes, Compositions, and Products 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
492 Roll or Roller 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
494 Imperforate Bowl: Centrifugal Separators 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
585 Chemistry of Hydrocarbon Compounds 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
725 Interactive Video Distribution Systems 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
ALL ALL CLASSES 3170 145 139 138 171 159 167 125 111 96 95 102 72 104 94 113 91 62 48 27 4 0 5233

PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT (formerly TAF Branch)
P.O. Box 1450
Alexandria, VA 22313-1450

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

address of PTMT Internet pages : 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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