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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 2009 - 2013 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

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 )

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 2009 2010 2011 2012 2013 Total
532 Organic Compounds (includes Classes 532-570) 35 35 52 60 41 223
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 38 32 56 42 49 217
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 22 35 25 34 28 144
435 Chemistry: Molecular Biology and Microbiology 21 22 23 23 28 117
252 Compositions 14 25 26 23 28 116
428 Stock Material or Miscellaneous Articles 16 23 21 19 27 106
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 17 14 21 26 18 96
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 8 11 14 22 35 90
427 Coating Processes 5 7 8 10 8 38
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2 3 6 6 10 27
438 Semiconductor Device Manufacturing: Process 0 2 5 9 10 26
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 13 2 8 2 26
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 6 4 4 7 4 25
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 4 3 8 5 5 25
210 Liquid Purification or Separation 3 3 5 5 4 20
451 Abrading 5 3 2 5 4 19
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 3 9 4 2 1 19
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 6 4 4 3 1 18
436 Chemistry: Analytical and Immunological Testing 3 3 5 2 5 18
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 3 4 5 3 2 17
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 4 8 2 2 16
423 Chemistry of Inorganic Compounds 4 5 3 1 3 16
106 Compositions: Coating or Plastic 6 5 0 2 2 15
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 3 2 0 10 15
347 Incremental Printing of Symbolic Information 2 2 2 3 6 15
162 Paper Making and Fiber Liberation 0 0 3 4 6 13
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 3 3 5 2 13
356 Optics: Measuring and Testing 4 4 1 3 1 13
073 Measuring and Testing 3 2 3 3 1 12
095 Gas Separation: Processes 0 1 0 5 5 11
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 4 2 2 1 2 11
482 Exercise Devices 5 3 2 0 1 11
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 2 2 5 1 1 11
604 Surgery (Medicators and Receptors) 0 3 5 1 2 11
052 Static Structures (e.g., Buildings) 0 2 1 4 2 9
244 Aeronautics and Astronautics 0 2 4 3 0 9
250 Radiant Energy 2 5 2 0 0 9
345 Computer Graphics Processing and Selective Visual Display Systems 1 0 5 1 2 9
426 Food or Edible Material: Processes, Compositions, and Products 0 1 4 1 3 9
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 2 3 2 2 9
707 DP: Database and File Management or Data Structures (Data Processing) 0 1 3 2 3 9
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 3 2 0 1 2 8
211 Supports: Racks 0 0 4 2 2 8
340 Communications: Electrical 2 1 3 2 0 8
359 Optical: Systems and Elements 2 3 0 1 2 8
379 Telephonic Communications 1 1 0 2 4 8
002 Apparel 0 2 2 2 1 7
362 Illumination 2 0 2 2 1 7
504 Plant Protecting and Regulating Compositions 0 0 1 1 5 7
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 3 0 0 2 7
606 Surgery (instruments) 2 0 2 2 1 7
029 Metal Working 0 0 3 1 2 6
051 Abrasive Tool Making Process, Material, or Composition 1 0 1 2 2 6
136 Batteries: Thermoelectric and Photoelectric 1 0 4 0 1 6
313 Electric Lamp and Discharge Devices 0 1 2 1 2 6
382 Image Analysis 3 0 0 2 1 6
700 DP: Generic Control Systems or Specific Applications (Data Processing) 3 0 0 1 2 6
083 Cutting 2 2 1 0 0 5
137 Fluid Handling 4 1 0 0 0 5
216 Etching a Substrate: Processes 0 0 0 1 4 5
220 Receptacles 0 1 3 1 0 5
222 Dispensing (apparatus and process) 0 0 1 2 2 5
324 Electricity: Measuring and Testing 1 1 0 0 3 5
358 Facsimile and Static Presentation Processing 1 3 1 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 2 0 1 5
585 Chemistry of Hydrocarbon Compounds 1 1 2 1 0 5
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 0 1 1 2 5
005 Beds 1 1 1 0 1 4
055 Gas Separation 2 1 0 1 0 4
062 Refrigeration 0 1 0 0 3 4
119 Animal Husbandry 1 0 0 2 1 4
602 Surgery: Splint, Brace, or Bandage 0 0 0 3 1 4
702 DP: Measuring, Calibrating, or Testing (Data Processing) 2 0 0 2 0 4
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 1 1 0 1 1 4
004 Baths, Closets, Sinks, and Spittoons 0 0 1 1 1 3
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 1 1 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
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 2 0 0 1 3
084 Music 1 0 2 0 0 3
096 Gas Separation: Apparatus 1 0 1 1 0 3
101 Printing 0 0 0 1 2 3
118 Coating Apparatus 0 0 0 0 3 3
128 Surgery (includes Class 600) 0 1 0 1 1 3
132 Toilet 1 1 0 0 1 3
204 Chemistry: Electrical and Wave Energy 1 0 1 0 1 3
219 Electric Heating 0 1 0 2 0 3
266 Metallurgical Apparatus 0 0 0 1 2 3
280 Land Vehicles 1 0 1 1 0 3
297 Chairs and Seats 1 1 1 0 0 3
366 Agitating (e.g., of articles and materials) 0 0 0 3 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 1 1 1 0 3
473 Games Using Tangible Projectile 1 0 0 1 1 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 1 2 0 3
601 Surgery: Kinesitherapy 0 0 1 0 2 3
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 1 0 2 0 3
713 Support (Electrical Computers and Digital Processing Systems) 0 1 1 1 0 3
024 Buckles, Buttons, Clasps, Etc. 0 1 0 0 1 2
033 Geometrical Instruments 1 0 0 1 0 2
040 Card, Picture, or Sign Exhibiting 1 1 0 0 0 2
043 Fishing, Trapping, and Vermin Destroying 1 1 0 0 0 2
047 Plant Husbandry 0 1 0 1 0 2
053 Package Making 2 0 0 0 0 2
102 Ammunition and Explosives 0 0 1 1 0 2
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 0 1 1 2
174 Electricity: Conductors and Insulators 0 1 0 1 0 2
206 Special Receptacle or Package 0 1 0 1 0 2
248 Supports (e.g., for holding articles, etc.) 0 1 0 1 0 2
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 2 0 2
323 Electricity: Power Supply or Regulation Systems 0 0 0 2 0 2
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 1 0 1 0 2
361 Electricity: Electrical Systems and Devices 0 0 0 2 0 2
385 Optical Waveguides 0 0 1 1 0 2
401 Coating Implements with Material Supply 0 0 1 1 0 2
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 0 1 1 2
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 0 0 1 0 2
433 Dentistry 1 0 1 0 0 2
434 Education and Demonstration 0 0 0 0 2 2
439 Electrical Connectors 0 1 1 0 0 2
501 Compositions: Ceramic 0 0 0 1 1 2
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 2 0 2
588 Hazardous or Toxic Waste Destruction or Containment 0 0 1 1 0 2
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 1 1 2
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 0 2 2
706 DP: Artificial Intelligence (Data Processing) 1 0 1 0 0 2
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 0 0 1 1 0 2
717 DP: Software Development, Installation, and Management (Data Processing) 1 0 0 1 0 2
726 Information Security 0 0 0 1 1 2
015 Brushing, Scrubbing, and General Cleaning 0 1 0 0 0 1
019 Textiles: Fiber Preparation 1 0 0 0 0 1
023 Chemistry: Physical Processes 0 0 0 0 1 1
030 Cutlery 0 1 0 0 0 1
044 Fuel and Related Compositions 0 0 0 0 1 1
081 Tools 0 1 0 0 0 1
089 Ordnance 0 1 0 0 0 1
099 Foods and Beverages: Apparatus 1 0 0 0 0 1
108 Horizontally Supported Planar Surfaces 1 0 0 0 0 1
112 Sewing 0 1 0 0 0 1
123 Internal-Combustion Engines 0 0 0 1 0 1
127 Sugar, Starch, and Carbohydrates 0 1 0 0 0 1
134 Cleaning and Liquid Contact with Solids 1 0 0 0 0 1
150 Purses, Wallets, and Protective Covers 1 0 0 0 0 1
169 Fire Extinguishers 0 1 0 0 0 1
181 Acoustics 0 0 0 1 0 1
182 Fire Escape, Ladder, or Scaffold 0 1 0 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 1 0 0 0 1
198 Conveyors: Power-Driven 0 0 1 0 0 1
203 Distillation: Processes, Separatory 0 1 0 0 0 1
208 Mineral Oils: Processes and Products 0 0 0 1 0 1
213 Railway Draft Appliances 0 1 0 0 0 1
215 Bottles and Jars 0 0 0 0 1 1
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 0 1 1
241 Solid Material Comminution or Disintegration 0 0 1 0 0 1
242 Winding, Tensioning, or Guiding 0 0 0 0 1 1
285 Pipe Joints or Couplings 0 0 0 0 1 1
292 Closure Fasteners 0 1 0 0 0 1
310 Electrical Generator or Motor Structure 0 0 0 1 0 1
315 Electric Lamp and Discharge Devices: Systems 0 1 0 0 0 1
333 Wave Transmission Lines and Networks 1 0 0 0 0 1
338 Electrical Resistors 1 0 0 0 0 1
341 Coded Data Generation or Conversion 0 1 0 0 0 1
348 Television 0 0 1 0 0 1
375 Pulse or Digital Communications 1 0 0 0 0 1
381 Electrical Audio Signal Processing Systems and Devices 0 0 0 0 1 1
398 Optical Communications 0 0 0 0 1 1
410 Freight Accommodation On Freight Carrier 1 0 0 0 0 1
414 Material or Article Handling 0 0 1 0 0 1
431 Combustion 0 0 0 1 0 1
452 Butchering 0 0 0 0 1 1
475 Planetary Gear Transmission Systems or Components 0 0 0 0 1 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 1 1
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 0 0 0 0 1 1
ALL ALL CLASSES 311 367 418 445 453 1994



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Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports