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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

DISTRICT OF COLUMBIA

( 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
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 7 7 9 11 17 51
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2 5 7 4 3 21
707 DP: Database and File Management or Data Structures (Data Processing) 2 2 3 5 5 17
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 4 3 1 3 13
370 Multiplex Communications 3 1 2 2 4 12
379 Telephonic Communications 4 2 2 2 2 12
128 Surgery (includes Class 600) 1 2 1 3 4 11
435 Chemistry: Molecular Biology and Microbiology 4 2 0 3 1 10
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 4 5 0 0 1 10
463 Amusement Devices: Games 0 1 1 3 4 9
345 Computer Graphics Processing and Selective Visual Display Systems 4 0 1 0 2 7
433 Dentistry 2 3 1 0 1 7
180 Motor Vehicles 1 2 3 0 0 6
356 Optics: Measuring and Testing 1 2 1 2 0 6
455 Telecommunications 2 1 1 1 1 6
713 Support (Electrical Computers and Digital Processing Systems) 1 1 1 2 1 6
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 1 0 2 3 6
385 Optical Waveguides 1 1 1 2 0 5
434 Education and Demonstration 1 0 1 3 0 5
532 Organic Compounds (includes Classes 532-570) 1 1 0 1 2 5
002 Apparel 0 0 1 1 2 4
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 3 1 0 0 0 4
340 Communications: Electrical 0 0 2 0 2 4
382 Image Analysis 1 0 0 1 2 4
423 Chemistry of Inorganic Compounds 0 0 0 2 2 4
428 Stock Material or Miscellaneous Articles 1 0 0 2 1 4
438 Semiconductor Device Manufacturing: Process 0 2 0 1 1 4
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 1 0 3 0 4
726 Information Security 0 1 0 2 1 4
044 Fuel and Related Compositions 0 0 0 1 2 3
073 Measuring and Testing 0 1 1 0 1 3
248 Supports (e.g., for holding articles, etc.) 1 0 1 1 0 3
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 1 0 1 3
375 Pulse or Digital Communications 1 0 2 0 0 3
427 Coating Processes 0 0 1 2 0 3
436 Chemistry: Analytical and Immunological Testing 1 0 1 1 0 3
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 0 0 2 3
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 1 1 1 0 3
005 Beds 0 0 1 1 0 2
062 Refrigeration 0 0 1 1 0 2
089 Ordnance 0 0 0 2 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 1 0 0 2
119 Animal Husbandry 0 0 0 0 2 2
144 Woodworking 1 0 0 0 1 2
210 Liquid Purification or Separation 0 1 0 1 0 2
252 Compositions 1 0 0 1 0 2
297 Chairs and Seats 2 0 0 0 0 2
324 Electricity: Measuring and Testing 0 0 0 2 0 2
348 Television 0 1 0 0 1 2
349 Liquid Crystal Cells, Elements and Systems 1 1 0 0 0 2
398 Optical Communications 0 1 0 0 1 2
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 2 2
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 1 0 0 1 2
604 Surgery (Medicators and Receptors) 0 0 1 0 1 2
606 Surgery (instruments) 0 2 0 0 0 2
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 1 0 1 0 2
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 0 0 0 2
711 Memory (Electrical Computers and Digital Processing Systems) 0 1 0 0 1 2
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 1 1 2
029 Metal Working 0 0 0 0 1 1
033 Geometrical Instruments 0 1 0 0 0 1
060 Power Plants 0 0 1 0 0 1
102 Ammunition and Explosives 0 1 0 0 0 1
108 Horizontally Supported Planar Surfaces 0 1 0 0 0 1
114 Ships 0 1 0 0 0 1
132 Toilet 0 0 0 0 1 1
135 Tent, Canopy, Umbrella, or Cane 0 0 0 1 0 1
149 Explosive and Thermic Compositions or Charges 0 0 1 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 0 0 0 1 0 1
204 Chemistry: Electrical and Wave Energy 0 0 0 1 0 1
211 Supports: Racks 0 0 0 0 1 1
221 Article Dispensing 1 0 0 0 0 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 1 0 0 0 1
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 0 0 0 1 1
273 Amusement Devices: Games 1 0 0 0 0 1
280 Land Vehicles 0 0 1 0 0 1
290 Prime-Mover Dynamo Plants 1 0 0 0 0 1
307 Electrical Transmission or Interconnection Systems 0 0 0 0 1 1
310 Electrical Generator or Motor Structure 1 0 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 0 1 1
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 1 1
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 0 0 0 0 1
359 Optical: Systems and Elements 0 0 0 0 1 1
361 Electricity: Electrical Systems and Devices 0 0 0 1 0 1
362 Illumination 0 0 0 0 1 1
378 X-Ray or Gamma Ray Systems or Devices 0 0 1 0 0 1
380 Cryptography 0 0 0 1 0 1
383 Flexible Bags 0 0 0 1 0 1
405 Hydraulic and Earth Engineering 0 0 0 1 0 1
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 1 0 0 0 1
439 Electrical Connectors 0 0 0 0 1 1
473 Games Using Tangible Projectile 0 0 0 0 1 1
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 0 1 1
706 DP: Artificial Intelligence (Data Processing) 0 0 0 0 1 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 1 1
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
ALL ALL CLASSES 63 68 57 82 97 367


PTMT Contacts

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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