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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2000 - 2004 Utility Patent Grants,
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

RHODE ISLAND

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant
Class Class Title 2000 2001 2002 2003 2004 Total
473 Games Using Tangible Projectile 4 1 5 18 30 58
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 20 8 13 10 6 57
367 Communications, Electrical: Acoustic Wave Systems and Devices 15 10 9 9 12 55
428 Stock Material or Miscellaneous Articles 12 9 8 9 14 52
114 Ships 10 8 13 7 9 47
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 6 8 4 11 9 38
073 Measuring and Testing 12 3 8 7 5 35
361 Electricity: Electrical Systems and Devices 6 7 4 3 8 28
439 Electrical Connectors 3 7 6 5 6 27
446 Amusement Devices: Toys 8 3 0 5 10 26
356 Optics: Measuring and Testing 5 8 2 4 4 23
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 6 1 6 6 22
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 2 8 6 2 3 21
702 DP: Measuring, Calibrating, or Testing (Data Processing) 2 1 6 5 5 19
435 Chemistry: Molecular Biology and Microbiology 7 5 2 3 1 18
277 Seal for a Joint or Juncture 2 3 5 4 3 17
382 Image Analysis 4 4 1 2 5 16
128 Surgery (includes Class 600) 4 2 1 4 4 15
227 Elongated-Member-Driving Apparatus 3 3 6 0 3 15
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 2 4 4 3 15
606 Surgery (instruments) 3 3 3 3 3 15
029 Metal Working 1 3 4 2 4 14
089 Ordnance 2 2 4 3 2 13
210 Liquid Purification or Separation 3 6 0 1 3 13
438 Semiconductor Device Manufacturing: Process 2 3 1 4 3 13
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 3 4 0 1 4 12
340 Communications: Electrical 4 2 3 1 2 12
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 3 2 4 2 1 12
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 4 2 3 1 11
206 Special Receptacle or Package 2 3 3 2 1 11
362 Illumination 4 1 3 0 3 11
532 Organic Compounds (includes Classes 532-570) 2 2 1 4 2 11
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 6 1 1 2 11
081 Tools 3 6 0 0 1 10
324 Electricity: Measuring and Testing 2 0 2 5 1 10
385 Optical Waveguides 3 1 2 2 2 10
463 Amusement Devices: Games 0 2 3 1 4 10
604 Surgery (Medicators and Receptors) 4 2 2 1 1 10
248 Supports (e.g., for holding articles, etc.) 6 0 1 1 1 9
280 Land Vehicles 0 4 3 1 1 9
351 Optics: Eye Examining, Vision Testing and Correcting 4 1 1 2 1 9
400 Typewriting Machines 1 1 4 3 0 9
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 3 2 1 1 2 9
440 Marine Propulsion 1 2 2 1 3 9
165 Heat Exchange 1 0 2 3 2 8
343 Communications: Radio Wave Antennas 4 1 2 0 1 8
706 DP: Artificial Intelligence (Data Processing) 2 1 1 3 1 8
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 4 0 1 0 3 8
134 Cleaning and Liquid Contact with Solids 0 0 1 0 6 7
137 Fluid Handling 3 1 1 0 2 7
200 Electricity: Circuit Makers and Breakers 1 4 0 1 1 7
252 Compositions 1 1 1 1 3 7
312 Supports: Cabinet Structure 1 5 1 0 0 7
359 Optics: Systems and Elements 1 2 2 1 1 7
401 Coating Implements with Material Supply 4 1 2 0 0 7
436 Chemistry: Analytical and Immunological Testing 1 2 1 3 0 7
005 Beds 1 1 3 0 1 6
030 Cutlery 1 0 1 3 1 6
040 Card, Picture, or Sign Exhibiting 0 3 1 0 2 6
063 Jewelry 2 0 1 2 1 6
096 Gas Separation: Apparatus 1 1 2 1 1 6
099 Foods and Beverages: Apparatus 3 1 0 2 0 6
119 Animal Husbandry 1 1 1 3 0 6
174 Electricity: Conductors and Insulators 0 1 1 0 4 6
211 Supports: Racks 2 1 1 2 0 6
219 Electric Heating 3 1 1 1 0 6
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 2 1 0 3 6
251 Valves and Valve Actuation 2 2 1 0 1 6
273 Amusement Devices: Games 2 1 2 0 1 6
310 Electrical Generator or Motor Structure 0 2 1 0 3 6
323 Electricity: Power Supply or Regulation Systems 0 1 1 2 2 6
347 Incremental Printing of Symbolic Information 2 2 0 0 2 6
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 2 1 1 1 1 6
004 Baths, Closets, Sinks, and Spittoons 1 1 1 0 2 5
024 Buckles, Buttons, Clasps, Etc. 1 2 2 0 0 5
034 Drying and Gas or Vapor Contact with Solids 1 2 1 0 1 5
043 Fishing, Trapping, and Vermin Destroying 2 1 0 1 1 5
052 Static Structures (e.g., Buildings) 2 1 1 0 1 5
062 Refrigeration 1 2 2 0 0 5
106 Compositions: Coating or Plastic 2 0 0 2 1 5
169 Fire Extinguishers 1 1 1 1 1 5
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 3 0 0 2 5
220 Receptacles 0 1 0 2 2 5
222 Dispensing (apparatus and process) 1 1 0 0 3 5
250 Radiant Energy 1 1 2 0 1 5
292 Closure Fasteners 0 1 1 2 1 5
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 1 1 3 0 0 5
372 Coherent Light Generators 1 3 0 0 1 5
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 1 2 0 0 5
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 4 0 0 1 0 5
713 Support (Electrical Computers and Digital Processing Systems) 3 0 0 0 2 5
101 Printing 1 1 0 2 0 4
102 Ammunition and Explosives 1 0 0 0 3 4
181 Acoustics 2 0 1 0 1 4
224 Package and Article Carriers 0 1 0 2 1 4
244 Aeronautics 1 0 2 0 1 4
290 Prime-Mover Dynamo Plants 0 1 2 1 0 4
297 Chairs and Seats 0 2 1 1 0 4
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 2 1 0 0 1 4
337 Electricity: Electrothermally or Thermally Actuated Switches 0 1 0 1 2 4
341 Coded Data Generation or Conversion 0 0 2 1 1 4
348 Television 0 0 0 3 1 4
427 Coating Processes 1 2 0 1 0 4
434 Education and Demonstration 3 0 0 1 0 4
482 Exercise Devices 0 1 2 1 0 4
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 2 2 0 0 4
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 1 0 2 1 4
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 0 1 1 4
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 3 1 0 0 4
707 DP: Database and File Management or Data Structures (Data Processing) 1 1 0 1 1 4
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 2 0 0 2 0 4
002 Apparel 2 0 1 0 0 3
016 Miscellaneous Hardware 0 1 0 0 2 3
116 Signals and Indicators 2 0 0 0 1 3
138 Pipes and Tubular Conduits 1 0 2 0 0 3
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 2 0 1 3
180 Motor Vehicles 1 0 2 0 0 3
204 Chemistry: Electrical and Wave Energy 0 3 0 0 0 3
209 Classifying, Separating, and Assorting Solids 0 0 1 2 0 3
221 Article Dispensing 1 1 1 0 0 3
296 Land Vehicles: Bodies and Tops 0 2 0 1 0 3
320 Electricity: Battery or Capacitor Charging or Discharging 2 1 0 0 0 3
330 Amplifiers 1 0 0 0 2 3
349 Liquid Crystal Cells, Elements and Systems 1 1 0 0 1 3
370 Multiplex Communications 0 1 0 0 2 3
379 Telephonic Communications 0 1 1 1 0 3
396 Photography 1 0 2 0 0 3
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 1 1 0 3
431 Combustion 1 1 0 1 0 3
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 1 0 1 0 3
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 1 0 1 1 3
717 DP: Software Development, Installation, and Management (Data Processing) 1 1 0 1 0 3
015 Brushing, Scrubbing, and General Cleaning 0 0 0 1 1 2
033 Geometrical Instruments 1 0 0 0 1 2
036 Boots, Shoes, and Leggings 2 0 0 0 0 2
037 Excavating 0 1 0 1 0 2
042 Firearms 0 1 0 0 1 2
070 Locks 1 0 1 0 0 2
071 Chemistry: Fertilizers 0 1 1 0 0 2
095 Gas Separation: Processes 1 0 0 0 1 2
108 Horizontally Supported Planar Surfaces 0 0 1 1 0 2
148 Metal Treatment 1 0 0 1 0 2
182 Fire Escape, Ladder, or Scaffold 0 0 1 1 0 2
223 Apparel Apparatus 0 0 1 0 1 2
225 Severing by Tearing or Breaking 0 0 0 2 0 2
228 Metal Fusion Bonding 1 1 0 0 0 2
236 Automatic Temperature and Humidity Regulation 1 0 0 1 0 2
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 1 0 1 2
242 Winding, Tensioning, or Guiding 0 1 1 0 0 2
256 Fences 1 0 0 1 0 2
261 Gas and Liquid Contact Apparatus 2 0 0 0 0 2
266 Metallurgical Apparatus 0 0 1 0 1 2
294 Handling: Hand and Hoist-Line Implements 2 0 0 0 0 2
307 Electrical Transmission or Interconnection Systems 0 0 0 2 0 2
315 Electric Lamp and Discharge Devices: Systems 0 2 0 0 0 2
318 Electricity: Motive Power Systems 1 0 0 0 1 2
326 Electronic Digital Logic Circuitry 0 0 0 1 1 2
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 1 1 0 2
345 Computer Graphics Processing and Selective Visual Display Systems 0 0 1 0 1 2
358 Facsimile and Static Presentation Processing 1 0 1 0 0 2
366 Agitating (e.g., of articles and materials) 0 0 0 1 1 2
375 Pulse or Digital Communications 0 0 1 1 0 2
378 X-Ray or Gamma Ray Systems or Devices 0 1 0 0 1 2
380 Cryptography 1 1 0 0 0 2
381 Electrical Audio Signal Processing Systems and Devices 0 1 0 1 0 2
384 Bearings 0 0 1 1 0 2
392 Electric Resistance Heating Devices 0 1 0 1 0 2
398 Optical Communications 1 0 0 0 1 2
403 Joints and Connections 0 0 1 1 0 2
415 Rotary Kinetic Fluid Motors or Pumps 1 1 0 0 0 2
416 Fluid Reaction Surfaces (i.e., Impellers) 1 0 0 0 1 2
417 Pumps 2 0 0 0 0 2
426 Food or Edible Material: Processes, Compositions, and Products 0 0 0 0 2 2
441 Buoys, Rafts, and Aquatic Devices 0 0 1 1 0 2
451 Abrading 0 1 1 0 0 2
472 Amusement Devices 0 0 0 0 2 2
505 Superconductor Technology: Apparatus, Material, Process 0 0 1 1 0 2
602 Surgery: Splint, Brace, or Bandage 0 1 1 0 0 2
711 Memory (Electrical Computers and Digital Processing Systems) 0 1 1 0 0 2
714 Error Detection/Correction and Fault Detection/Recovery 0 1 1 0 0 2
007 Compound Hand Tools 1 0 0 0 0 1
049 Movable or Removable Closures 0 0 1 0 0 1
055 Gas Separation 0 1 0 0 0 1
060 Power Plants 0 0 0 1 0 1
065 Glass Manufacturing 0 0 0 1 0 1
066 Textiles: Knitting 1 0 0 0 0 1
072 Metal Deforming 0 0 0 0 1 1
083 Cutting 0 0 0 1 0 1
084 Music 0 0 1 0 0 1
091 Motors: Expansible Chamber Type 0 0 1 0 0 1
092 Expansible Chamber Devices 1 0 0 0 0 1
110 Furnaces 0 0 0 0 1 1
111 Planting 0 0 0 0 1 1
123 Internal-Combustion Engines 1 0 0 0 0 1
124 Mechanical Guns and Projectors 1 0 0 0 0 1
126 Stoves and Furnaces 0 1 0 0 0 1
139 Textiles: Weaving 1 0 0 0 0 1
140 Wireworking 0 0 0 1 0 1
144 Woodworking 1 0 0 0 0 1
150 Purses, Wallets, and Protective Covers 0 1 0 0 0 1
152 Resilient Tires and Wheels 0 0 0 1 0 1
162 Paper Making and Fiber Liberation 0 0 0 1 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 1 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 0 1 0 1
198 Conveyors: Power-Driven 0 0 1 0 0 1
216 Etching a Substrate: Processes 0 0 0 1 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 0 0 0 1 0 1
241 Solid Material Comminution or Disintegration 0 0 0 1 0 1
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 0 0 0 0 1
269 Work Holders 0 0 0 1 0 1
283 Printed Matter 0 0 0 0 1 1
285 Pipe Joints or Couplings 0 1 0 0 0 1
299 Mining or In Situ Disintegration of Hard Material 0 1 0 0 0 1
301 Land Vehicles: Wheels and Axles 0 1 0 0 0 1
329 Demodulators 0 0 0 1 0 1
331 Oscillators 0 0 0 0 1 1
336 Inductor Devices 0 1 0 0 0 1
363 Electric Power Conversion Systems 0 1 0 0 0 1
374 Thermal Measuring and Testing 0 0 0 1 0 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 1 0 0 1
405 Hydraulic and Earth Engineering 0 0 0 0 1 1
408 Cutting by Use of Rotating Axially Moving Tool 0 0 0 1 0 1
420 Alloys or Metallic Compositions 0 1 0 0 0 1
433 Dentistry 0 0 0 0 1 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 0 0 1 1
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 0 1 1
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 0 1 0 0 1
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 0 1 0 0 1
601 Surgery: Kinesitherapy 0 0 0 0 1 1
607 Surgery: Light, Thermal, and Electrical Application 1 0 0 0 0 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 1 0 0 1
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 1 0 0 0 0 1
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 1 0 0 0 0 1
720 Dynamic Optical Information Storage or Retrieval 0 0 0 1 0 1
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 1 0 0 1
ALL ALL CLASSES 320 287 260 266 309 1442


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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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

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