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Rank Ordered Listing of Technology Classes Receiving
1
or More Utility Patents During the Period
Originating From
DELAWARE
( 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 )
| Class | Class Title | 2011 | 2012 | 2013 | 2014 | 2015 | Total |
|---|---|---|---|---|---|---|---|
| 532 | Organic Compounds (includes Classes 532-570) | 52 | 60 | 41 | 45 | 37 | 235 |
| 520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 56 | 42 | 49 | 50 | 35 | 232 |
| 424 | Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) | 25 | 34 | 28 | 40 | 40 | 167 |
| 435 | Chemistry: Molecular Biology and Microbiology | 23 | 23 | 28 | 51 | 29 | 154 |
| 252 | Compositions | 26 | 23 | 28 | 24 | 12 | 113 |
| 800 | Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes | 21 | 26 | 18 | 13 | 24 | 102 |
| 428 | Stock Material or Miscellaneous Articles | 21 | 19 | 27 | 17 | 13 | 97 |
| 705 | DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) | 14 | 22 | 35 | 23 | 3 | 97 |
| 257 | Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) | 6 | 6 | 10 | 12 | 4 | 38 |
| 427 | Coating Processes | 8 | 10 | 8 | 3 | 5 | 34 |
| 438 | Semiconductor Device Manufacturing: Process | 5 | 9 | 10 | 2 | 4 | 30 |
| 162 | Paper Making and Fiber Liberation | 3 | 4 | 6 | 6 | 6 | 25 |
| 430 | Radiation Imagery Chemistry: Process, Composition, or Product Thereof | 4 | 7 | 4 | 2 | 4 | 21 |
| 095 | Gas Separation: Processes | 0 | 5 | 5 | 7 | 3 | 20 |
| 442 | Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) | 8 | 5 | 5 | 0 | 2 | 20 |
| 347 | Incremental Printing of Symbolic Information | 2 | 3 | 6 | 4 | 4 | 19 |
| 451 | Abrading | 2 | 5 | 4 | 3 | 5 | 19 |
| 210 | Liquid Purification or Separation | 5 | 5 | 4 | 2 | 2 | 18 |
| 156 | Adhesive Bonding and Miscellaneous Chemical Manufacture | 8 | 2 | 2 | 2 | 3 | 17 |
| 379 | Telephonic Communications | 0 | 2 | 4 | 4 | 7 | 17 |
| 264 | Plastic and Nonmetallic Article Shaping or Treating: Processes | 4 | 3 | 1 | 6 | 2 | 16 |
| 345 | Computer Graphics Processing and Selective Visual Display Systems | 5 | 1 | 2 | 3 | 5 | 16 |
| 166 | Wells (shafts or deep borings in the earth, e.g., for oil and gas) | 2 | 0 | 10 | 1 | 2 | 15 |
| 604 | Surgery (Medicators and Receptors) | 5 | 1 | 2 | 2 | 5 | 15 |
| 211 | Supports: Racks | 4 | 2 | 2 | 2 | 3 | 13 |
| 423 | Chemistry of Inorganic Compounds | 3 | 1 | 3 | 5 | 1 | 13 |
| 436 | Chemistry: Analytical and Immunological Testing | 5 | 2 | 5 | 1 | 0 | 13 |
| 504 | Plant Protecting and Regulating Compositions | 1 | 1 | 5 | 1 | 5 | 13 |
| 235 | Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) | 3 | 5 | 2 | 1 | 1 | 12 |
| 422 | Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing | 5 | 3 | 2 | 1 | 1 | 12 |
| 507 | Earth Boring, Well Treating, and Oil Field Chemistry | 2 | 8 | 2 | 0 | 0 | 12 |
| 707 | DP: Database and File Management or Data Structures (Data Processing) | 3 | 2 | 3 | 3 | 1 | 12 |
| 052 | Static Structures (e.g., Buildings) | 1 | 4 | 2 | 3 | 1 | 11 |
| 002 | Apparel | 2 | 2 | 1 | 1 | 4 | 10 |
| 136 | Batteries: Thermoelectric and Photoelectric | 4 | 0 | 1 | 2 | 3 | 10 |
| 244 | Aeronautics and Astronautics | 4 | 3 | 0 | 1 | 2 | 10 |
| 029 | Metal Working | 3 | 1 | 2 | 1 | 2 | 9 |
| 073 | Measuring and Testing | 3 | 3 | 1 | 1 | 1 | 9 |
| 426 | Food or Edible Material: Processes, Compositions, and Products | 4 | 1 | 3 | 0 | 1 | 9 |
| 429 | Chemistry: Electrical Current Producing Apparatus, Product, and Process | 2 | 1 | 2 | 4 | 0 | 9 |
| 502 | Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making | 5 | 1 | 1 | 1 | 1 | 9 |
| 208 | Mineral Oils: Processes and Products | 0 | 1 | 0 | 2 | 5 | 8 |
| 222 | Dispensing (apparatus and process) | 1 | 2 | 2 | 3 | 0 | 8 |
| 356 | Optics: Measuring and Testing | 1 | 3 | 1 | 3 | 0 | 8 |
| 701 | DP: Vehicles, Navigation, and Relative Location (Data Processing) | 3 | 2 | 2 | 1 | 0 | 8 |
| 051 | Abrasive Tool Making Process, Material, or Composition | 1 | 2 | 2 | 1 | 1 | 7 |
| 062 | Refrigeration | 0 | 0 | 3 | 1 | 3 | 7 |
| 101 | Printing | 0 | 1 | 2 | 2 | 2 | 7 |
| 128 | Surgery (includes Class 600) | 0 | 1 | 1 | 1 | 4 | 7 |
| 216 | Etching a Substrate: Processes | 0 | 1 | 4 | 1 | 1 | 7 |
| 340 | Communications: Electrical | 3 | 2 | 0 | 2 | 0 | 7 |
| 362 | Illumination | 2 | 2 | 1 | 1 | 1 | 7 |
| 530 | Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof | 4 | 2 | 1 | 0 | 0 | 7 |
| 004 | Baths, Closets, Sinks, and Spittoons | 1 | 1 | 1 | 0 | 3 | 6 |
| 096 | Gas Separation: Apparatus | 1 | 1 | 0 | 2 | 2 | 6 |
| 508 | Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions | 2 | 0 | 1 | 1 | 2 | 6 |
| 510 | Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions | 0 | 0 | 2 | 3 | 1 | 6 |
| 601 | Surgery: Kinesitherapy | 1 | 0 | 2 | 2 | 1 | 6 |
| 606 | Surgery (instruments) | 2 | 2 | 1 | 0 | 1 | 6 |
| 106 | Compositions: Coating or Plastic | 0 | 2 | 2 | 1 | 0 | 5 |
| 118 | Coating Apparatus | 0 | 0 | 3 | 0 | 2 | 5 |
| 220 | Receptacles | 3 | 1 | 0 | 0 | 1 | 5 |
| 313 | Electric Lamp and Discharge Devices | 2 | 1 | 2 | 0 | 0 | 5 |
| 324 | Electricity: Measuring and Testing | 0 | 0 | 3 | 1 | 1 | 5 |
| 473 | Games Using Tangible Projectile | 0 | 1 | 1 | 2 | 1 | 5 |
| 482 | Exercise Devices | 2 | 0 | 1 | 2 | 0 | 5 |
| 700 | DP: Generic Control Systems or Specific Applications (Data Processing) | 0 | 1 | 2 | 1 | 1 | 5 |
| 703 | DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) | 1 | 1 | 2 | 1 | 0 | 5 |
| 084 | Music | 2 | 0 | 0 | 2 | 0 | 4 |
| 119 | Animal Husbandry | 0 | 2 | 1 | 1 | 0 | 4 |
| 203 | Distillation: Processes, Separatory | 0 | 0 | 0 | 2 | 2 | 4 |
| 205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 0 | 1 | 2 | 0 | 1 | 4 |
| 266 | Metallurgical Apparatus | 0 | 1 | 2 | 0 | 1 | 4 |
| 280 | Land Vehicles | 1 | 1 | 0 | 0 | 2 | 4 |
| 348 | Television | 1 | 0 | 0 | 1 | 2 | 4 |
| 359 | Optical: Systems and Elements | 0 | 1 | 2 | 1 | 0 | 4 |
| 385 | Optical Waveguides | 1 | 1 | 0 | 1 | 1 | 4 |
| 411 | Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener | 0 | 1 | 1 | 2 | 0 | 4 |
| 434 | Education and Demonstration | 0 | 0 | 2 | 1 | 1 | 4 |
| 516 | Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting | 1 | 2 | 0 | 1 | 0 | 4 |
| 585 | Chemistry of Hydrocarbon Compounds | 2 | 1 | 0 | 1 | 0 | 4 |
| 602 | Surgery: Splint, Brace, or Bandage | 0 | 3 | 1 | 0 | 0 | 4 |
| 607 | Surgery: Light, Thermal, and Electrical Application | 0 | 1 | 1 | 1 | 1 | 4 |
| 702 | DP: Measuring, Calibrating, or Testing (Data Processing) | 0 | 2 | 0 | 1 | 1 | 4 |
| 713 | Support (Electrical Computers and Digital Processing Systems) | 1 | 1 | 0 | 2 | 0 | 4 |
| 726 | Information Security | 0 | 1 | 1 | 2 | 0 | 4 |
| 008 | Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers | 1 | 1 | 0 | 1 | 0 | 3 |
| 016 | Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) | 1 | 0 | 1 | 0 | 1 | 3 |
| 033 | Geometrical Instruments | 0 | 1 | 0 | 1 | 1 | 3 |
| 044 | Fuel and Related Compositions | 0 | 0 | 1 | 1 | 1 | 3 |
| 075 | Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures | 0 | 0 | 1 | 1 | 1 | 3 |
| 102 | Ammunition and Explosives | 1 | 1 | 0 | 0 | 1 | 3 |
| 137 | Fluid Handling | 0 | 0 | 0 | 1 | 2 | 3 |
| 204 | Chemistry: Electrical and Wave Energy | 1 | 0 | 1 | 1 | 0 | 3 |
| 241 | Solid Material Comminution or Disintegration | 1 | 0 | 0 | 2 | 0 | 3 |
| 250 | Radiant Energy | 2 | 0 | 0 | 0 | 1 | 3 |
| 366 | Agitating (e.g., of articles and materials) | 0 | 3 | 0 | 0 | 0 | 3 |
| 382 | Image Analysis | 0 | 2 | 1 | 0 | 0 | 3 |
| 431 | Combustion | 0 | 1 | 0 | 2 | 0 | 3 |
| 623 | Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor | 0 | 0 | 2 | 1 | 0 | 3 |
| 005 | Beds | 1 | 0 | 1 | 0 | 0 | 2 |
| 024 | Buckles, Buttons, Clasps, Etc. | 0 | 0 | 1 | 1 | 0 | 2 |
| 060 | Power Plants | 0 | 0 | 0 | 1 | 1 | 2 |
| 132 | Toilet | 0 | 0 | 1 | 1 | 0 | 2 |
| 141 | Fluent Material Handling, with Receiver or Receiver Coacting Means | 0 | 1 | 1 | 0 | 0 | 2 |
| 177 | Weighing Scales | 0 | 0 | 0 | 1 | 1 | 2 |
| 198 | Conveyors: Power-Driven | 1 | 0 | 0 | 1 | 0 | 2 |
| 206 | Special Receptacle or Package | 0 | 1 | 0 | 0 | 1 | 2 |
| 219 | Electric Heating | 0 | 2 | 0 | 0 | 0 | 2 |
| 242 | Winding, Tensioning, or Guiding | 0 | 0 | 1 | 1 | 0 | 2 |
| 248 | Supports (e.g., for holding articles, etc.) | 0 | 1 | 0 | 0 | 1 | 2 |
| 285 | Pipe Joints or Couplings | 0 | 0 | 1 | 0 | 1 | 2 |
| 312 | Supports: Cabinet Structure | 0 | 0 | 0 | 1 | 1 | 2 |
| 320 | Electricity: Battery or Capacitor Charging or Discharging | 0 | 2 | 0 | 0 | 0 | 2 |
| 323 | Electricity: Power Supply or Regulation Systems | 0 | 2 | 0 | 0 | 0 | 2 |
| 358 | Facsimile and Static Presentation Processing | 1 | 0 | 0 | 1 | 0 | 2 |
| 361 | Electricity: Electrical Systems and Devices | 0 | 2 | 0 | 0 | 0 | 2 |
| 367 | Communications, Electrical: Acoustic Wave Systems and Devices | 0 | 0 | 0 | 1 | 1 | 2 |
| 398 | Optical Communications | 0 | 0 | 1 | 1 | 0 | 2 |
| 401 | Coating Implements with Material Supply | 1 | 1 | 0 | 0 | 0 | 2 |
| 414 | Material or Article Handling | 1 | 0 | 0 | 1 | 0 | 2 |
| 425 | Plastic Article or Earthenware Shaping or Treating: Apparatus | 0 | 1 | 0 | 0 | 1 | 2 |
| 439 | Electrical Connectors | 1 | 0 | 0 | 1 | 0 | 2 |
| 445 | Electric Lamp or Space Discharge Component or Device Manufacturing | 1 | 1 | 0 | 0 | 0 | 2 |
| 455 | Telecommunications | 0 | 0 | 0 | 1 | 1 | 2 |
| 501 | Compositions: Ceramic | 0 | 1 | 1 | 0 | 0 | 2 |
| 506 | Combinatorial Chemistry Technology: Method, Library, Apparatus | 0 | 0 | 0 | 0 | 2 | 2 |
| 518 | Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof | 0 | 2 | 0 | 0 | 0 | 2 |
| 588 | Hazardous or Toxic Waste Destruction or Containment | 1 | 1 | 0 | 0 | 0 | 2 |
| 706 | DP: Artificial Intelligence (Data Processing) | 1 | 0 | 0 | 1 | 0 | 2 |
| 709 | Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) | 0 | 2 | 0 | 0 | 0 | 2 |
| 715 | DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) | 0 | 1 | 1 | 0 | 0 | 2 |
| 716 | Computer-Aided Design and Analysis of Circuits and Semiconductor Masks | 1 | 1 | 0 | 0 | 0 | 2 |
| 023 | Chemistry: Physical Processes | 0 | 0 | 1 | 0 | 0 | 1 |
| 028 | Textiles: Manufacturing | 0 | 0 | 0 | 0 | 1 | 1 |
| 030 | Cutlery | 0 | 0 | 0 | 0 | 1 | 1 |
| 043 | Fishing, Trapping, and Vermin Destroying | 0 | 0 | 0 | 1 | 0 | 1 |
| 047 | Plant Husbandry | 0 | 1 | 0 | 0 | 0 | 1 |
| 055 | Gas Separation | 0 | 1 | 0 | 0 | 0 | 1 |
| 065 | Glass Manufacturing | 0 | 0 | 0 | 0 | 1 | 1 |
| 071 | Chemistry: Fertilizers | 0 | 0 | 0 | 0 | 1 | 1 |
| 083 | Cutting | 1 | 0 | 0 | 0 | 0 | 1 |
| 089 | Ordnance | 0 | 0 | 0 | 0 | 1 | 1 |
| 110 | Furnaces | 0 | 0 | 0 | 1 | 0 | 1 |
| 123 | Internal-Combustion Engines | 0 | 1 | 0 | 0 | 0 | 1 |
| 124 | Mechanical Guns and Projectors | 0 | 0 | 0 | 1 | 0 | 1 |
| 134 | Cleaning and Liquid Contact with Solids | 0 | 0 | 0 | 0 | 1 | 1 |
| 149 | Explosive and Thermic Compositions or Charges | 0 | 0 | 0 | 1 | 0 | 1 |
| 169 | Fire Extinguishers | 0 | 0 | 0 | 0 | 1 | 1 |
| 174 | Electricity: Conductors and Insulators | 0 | 1 | 0 | 0 | 0 | 1 |
| 180 | Motor Vehicles | 0 | 0 | 0 | 0 | 1 | 1 |
| 181 | Acoustics | 0 | 1 | 0 | 0 | 0 | 1 |
| 182 | Fire Escape, Ladder, or Scaffold | 0 | 0 | 0 | 1 | 0 | 1 |
| 188 | Brakes | 0 | 0 | 0 | 1 | 0 | 1 |
| 215 | Bottles and Jars | 0 | 0 | 1 | 0 | 0 | 1 |
| 229 | Envelopes, Wrappers, and Paperboard Boxes | 0 | 0 | 0 | 1 | 0 | 1 |
| 239 | Fluid Sprinkling, Spraying, and Diffusing | 0 | 0 | 1 | 0 | 0 | 1 |
| 281 | Books, Strips, and Leaves | 0 | 0 | 0 | 1 | 0 | 1 |
| 297 | Chairs and Seats | 1 | 0 | 0 | 0 | 0 | 1 |
| 310 | Electrical Generator or Motor Structure | 0 | 1 | 0 | 0 | 0 | 1 |
| 315 | Electric Lamp and Discharge Devices: Systems | 0 | 0 | 0 | 1 | 0 | 1 |
| 342 | Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) | 0 | 1 | 0 | 0 | 0 | 1 |
| 355 | Photocopying | 0 | 0 | 0 | 0 | 1 | 1 |
| 370 | Multiplex Communications | 0 | 0 | 0 | 1 | 0 | 1 |
| 372 | Coherent Light Generators | 0 | 0 | 0 | 1 | 0 | 1 |
| 381 | Electrical Audio Signal Processing Systems and Devices | 0 | 0 | 1 | 0 | 0 | 1 |
| 403 | Joints and Connections | 0 | 0 | 0 | 1 | 0 | 1 |
| 410 | Freight Accommodation On Freight Carrier | 0 | 0 | 0 | 0 | 1 | 1 |
| 416 | Fluid Reaction Surfaces (i.e., Impellers) | 0 | 0 | 0 | 1 | 0 | 1 |
| 417 | Pumps | 0 | 0 | 0 | 0 | 1 | 1 |
| 419 | Powder Metallurgy Processes | 0 | 0 | 0 | 0 | 1 | 1 |
| 433 | Dentistry | 1 | 0 | 0 | 0 | 0 | 1 |
| 452 | Butchering | 0 | 0 | 1 | 0 | 0 | 1 |
| 454 | Ventilation | 0 | 0 | 0 | 0 | 1 | 1 |
| 475 | Planetary Gear Transmission Systems or Components | 0 | 0 | 1 | 0 | 0 | 1 |
| 708 | Arithmetic Processing and Calculating (Electrical Computers) | 0 | 0 | 1 | 0 | 0 | 1 |
| 710 | Input/Output (Electrical Computers and Digital Data Processing Systems) | 0 | 0 | 1 | 0 | 0 | 1 |
| 717 | DP: Software Development, Installation, and Management (Data Processing) | 0 | 1 | 0 | 0 | 0 | 1 |
| 719 | Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) | 0 | 0 | 0 | 0 | 1 | 1 |
| 725 | Interactive Video Distribution Systems | 0 | 0 | 0 | 1 | 0 | 1 |
| ALL | ALL CLASSES | 418 | 445 | 453 | 442 | 361 | 2119 |
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 22313-1450tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.govaddress of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/reports.htm
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/
Home >
Listing of Viewable PTMT Reports >
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