U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

Patenting By Geographic Region (State and Country), Breakout By Technology Class
Count of 1997 - 2001 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

INDIANA

(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')
 
Class Class Title 1997 1998 1999 2000 2001 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 171 148 133 113 105 670
532 Organic Compounds (includes Classes 532-570) 52 48 63 56 42 261
435 Chemistry: Molecular Biology and Microbiology 44 55 35 36 33 203
123 Internal-Combustion Engines 29 27 33 45 44 178
606 Surgery (instruments) 22 23 25 24 25 119
439 Electrical Connectors 12 12 23 34 26 107
029 Metal Working 12 29 26 17 20 104
073 Measuring and Testing 19 13 33 18 20 103
428 Stock Material or Miscellaneous Articles 23 21 17 15 23 99
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 20 21 25 19 14 99
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 12 14 21 34 13 94
348 Television 17 22 19 16 17 91
280 Land Vehicles 12 13 18 26 20 89
296 Land Vehicles: Bodies and Tops 12 11 22 17 20 82
128 Surgery (includes Class 600) 3 25 10 22 21 81
310 Electrical Generator or Motor Structure 7 17 17 16 17 74
340 Communications: Electrical 11 18 12 14 18 73
052 Static Structures (e.g., Buildings) 11 12 16 17 12 68
137 Fluid Handling 7 12 21 8 20 68
324 Electricity: Measuring and Testing 8 13 15 16 16 68
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 14 9 16 14 14 67
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 5 3 21 14 22 65
475 Planetary Gear Transmission Systems or Components 14 6 14 17 12 63
060 Power Plants 8 11 10 12 18 59
239 Fluid Sprinkling, Spraying, and Diffusing 10 8 13 17 11 59
062 Refrigeration 10 18 9 8 12 57
362 Illumination 7 8 15 11 14 55
192 Clutches and Power-Stop Control 14 7 7 13 11 52
318 Electricity: Motive Power Systems 14 10 8 12 8 52
315 Electric Lamp and Discharge Devices: Systems 11 13 7 6 13 50
604 Surgery (Medicators and Receptors) 10 9 10 6 15 50
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 11 11 12 8 7 49
074 Machine Element or Mechanism 5 14 6 12 11 48
210 Liquid Purification or Separation 12 12 10 9 5 48
248 Supports (e.g., for holding articles, etc.) 6 12 8 11 11 48
219 Electric Heating 4 6 4 17 15 46
220 Receptacles 6 18 6 8 7 45
375 Pulse or Digital Communications 6 11 13 7 8 45
174 Electricity: Conductors and Insulators 4 11 7 6 16 44
436 Chemistry: Analytical and Immunological Testing 5 9 14 4 11 43
222 Dispensing (apparatus and process) 2 6 13 10 11 42
005 Beds 7 11 8 8 6 40
188 Brakes 2 5 8 12 11 38
206 Special Receptacle or Package 9 9 10 4 6 38
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 11 6 8 10 38
361 Electricity: Electrical Systems and Devices 5 10 7 7 9 38
379 Telephonic Communications 7 7 11 7 6 38
200 Electricity: Circuit Makers and Breakers 6 11 10 7 2 36
215 Bottles and Jars 4 10 10 7 5 36
427 Coating Processes 6 6 11 9 4 36
297 Chairs and Seats 4 9 7 8 7 35
027 Undertaking 10 3 5 10 6 34
119 Animal Husbandry 6 6 10 6 6 34
363 Electric Power Conversion Systems 11 8 8 2 5 34
049 Movable or Removable Closures 7 8 6 8 4 33
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 8 8 2 9 4 31
473 Games Using Tangible Projectile 3 7 9 5 7 31
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 13 5 4 4 4 30
126 Stoves and Furnaces 8 6 7 3 5 29
285 Pipe Joints or Couplings 0 6 8 10 4 28
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 4 12 4 4 4 28
180 Motor Vehicles 2 5 6 3 11 27
198 Conveyors: Power-Driven 7 0 4 10 6 27
307 Electrical Transmission or Interconnection Systems 5 6 4 8 4 27
148 Metal Treatment 4 2 4 6 10 26
414 Material or Article Handling 3 5 8 6 4 26
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 3 5 6 5 6 25
294 Handling: Hand and Hoist-Line Implements 0 4 6 7 8 25
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 6 3 4 7 5 25
725 Interactive Video Distribution Systems 5 2 8 4 6 25
083 Cutting 4 2 10 5 3 24
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 3 5 4 7 24
292 Closure Fasteners 7 4 5 5 3 24
359 Optics: Systems (Including Communication) and Elements 7 1 6 6 4 24
144 Woodworking 6 5 7 3 2 23
251 Valves and Valve Actuation 4 4 4 7 4 23
252 Compositions 5 4 2 4 8 23
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 4 8 8 2 23
034 Drying and Gas or Vapor Contact with Solids 3 7 2 8 2 22
072 Metal Deforming 4 3 4 10 1 22
092 Expansible Chamber Devices 5 2 7 1 7 22
160 Flexible or Portable Closure, Partition, or Panel 3 5 4 4 6 22
250 Radiant Energy 5 3 4 6 4 22
277 Seal for a Joint or Juncture 7 3 4 6 2 22
343 Communications: Radio Wave Antennas 1 4 4 8 5 22
417 Pumps 2 4 7 6 3 22
454 Ventilation 3 6 5 4 4 22
477 Interrelated Power Delivery Controls, Including Engine Control 2 6 3 6 5 22
702 DP: Measuring, Calibrating, or Testing (Data Processing) 4 5 2 6 5 22
381 Electrical Audio Signal Processing Systems and Devices 6 3 8 1 3 21
416 Fluid Reaction Surfaces (i.e., Impellers) 6 4 4 1 6 21
426 Food or Edible Material: Processes, Compositions, and Products 3 3 5 4 6 21
242 Winding, Tensioning, or Guiding 2 3 4 6 5 20
267 Spring Devices 2 3 3 8 4 20
433 Dentistry 3 4 3 5 5 20
033 Geometrical Instruments 4 2 3 6 4 19
108 Horizontally Supported Planar Surfaces 4 2 5 3 5 19
165 Heat Exchange 2 4 6 7 0 19
211 Supports: Racks 7 4 4 1 3 19
244 Aeronautics 4 4 4 2 5 19
455 Telecommunications 7 2 5 3 2 19
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 9 5 4 1 19
002 Apparel 2 2 6 5 3 18
204 Chemistry: Electrical and Wave Energy 2 6 4 3 3 18
438 Semiconductor Device Manufacturing: Process 1 4 7 2 4 18
004 Baths, Closets, Sinks, and Spittoons 2 2 4 5 4 17
228 Metal Fusion Bonding 1 4 3 5 4 17
273 Amusement Devices: Games 3 2 4 4 4 17
338 Electrical Resistors 1 3 5 6 2 17
384 Bearings 1 5 2 3 6 17
015 Brushing, Scrubbing, and General Cleaning 1 3 2 7 3 16
084 Music 1 6 7 2 0 16
181 Acoustics 3 3 2 5 3 16
303 Fluid-Pressure and Analogous Brake Systems 1 3 2 4 6 16
356 Optics: Measuring and Testing 3 7 1 1 4 16
403 Joints and Connections 4 6 2 3 1 16
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 3 2 1 4 6 16
312 Supports: Cabinet Structure 2 3 4 2 4 15
370 Multiplex Communications 1 4 3 5 2 15
385 Optical Waveguides 5 2 5 0 3 15
138 Pipes and Tubular Conduits 2 1 3 5 3 14
386 Television Signal Processing for Dynamic Recording or Reproducing 1 1 2 2 8 14
405 Hydraulic and Earth Engineering 3 3 3 3 2 14
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 5 3 4 2 14
504 Plant Protecting and Regulating Compositions 4 1 5 3 1 14
043 Fishing, Trapping, and Vermin Destroying 4 0 1 8 0 13
056 Harvesters 1 4 3 3 2 13
099 Foods and Beverages: Apparatus 4 4 0 3 2 13
114 Ships 1 3 3 1 5 13
118 Coating Apparatus 5 3 1 3 1 13
124 Mechanical Guns and Projectors 0 5 4 0 4 13
134 Cleaning and Liquid Contact with Solids 3 1 2 4 3 13
164 Metal Founding 5 1 2 2 3 13
404 Road Structure, Process, or Apparatus 2 1 4 4 2 13
415 Rotary Kinetic Fluid Motors or Pumps 2 4 0 2 5 13
431 Combustion 2 4 4 2 1 13
700 DP: Generic Control Systems or Specific Applications (Data Processing) 1 5 0 5 2 13
024 Buckles, Buttons, Clasps, Etc. 2 3 3 2 2 12
053 Package Making 1 3 1 1 6 12
070 Locks 3 1 3 3 2 12
224 Package and Article Carriers 3 2 3 3 1 12
341 Coded Data Generation or Conversion 2 1 3 1 5 12
047 Plant Husbandry 2 4 1 2 2 11
081 Tools 2 3 4 0 2 11
241 Solid Material Comminution or Disintegration 2 2 5 2 0 11
269 Work Holders 2 0 3 3 3 11
320 Electricity: Battery or Capacitor Charging or Discharging 1 2 1 3 4 11
451 Abrading 3 1 1 3 3 11
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 2 2 1 0 6 11
082 Turning (e.g., for metal working) 2 1 0 5 2 10
221 Article Dispensing 2 2 2 2 2 10
236 Automatic Temperature and Humidity Regulation 2 2 1 2 3 10
254 Implements or Apparatus for Applying Pushing or Pulling Force 3 0 4 1 2 10
366 Agitating (e.g., of articles and materials) 2 2 1 2 3 10
380 Cryptography 2 4 2 1 1 10
382 Image Analysis 2 2 2 1 3 10
602 Surgery: Splint, Brace, or Bandage 3 2 2 3 0 10
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 1 3 1 2 9
106 Compositions: Coating or Plastic 2 3 1 2 1 9
132 Toilet 1 1 4 1 2 9
184 Lubrication 2 2 1 2 2 9
229 Envelopes, Wrappers, and Paperboard Boxes 2 4 0 2 1 9
301 Land Vehicles: Wheels and Axles 2 1 3 2 1 9
323 Electricity: Power Supply or Regulation Systems 5 0 3 0 1 9
330 Amplifiers 3 1 1 1 3 9
336 Inductor Devices 1 3 1 1 3 9
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 2 1 2 2 9
369 Dynamic Information Storage or Retrieval 2 1 3 2 1 9
419 Powder Metallurgy Processes 0 3 1 4 1 9
482 Exercise Devices 2 2 3 1 1 9
040 Card, Picture, or Sign Exhibiting 2 1 2 2 1 8
091 Motors: Expansible Chamber Type 0 1 1 2 4 8
209 Classifying, Separating, and Assorting Solids 1 1 1 3 2 8
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 2 4 1 0 8
423 Chemistry of Inorganic Compounds 1 1 1 2 3 8
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 2 1 1 3 8
494 Imperforate Bowl: Centrifugal Separators 0 0 1 2 5 8
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 2 1 1 3 7
281 Books, Strips, and Leaves 4 0 1 1 1 7
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 2 3 1 7
409 Gear Cutting, Milling, or Planing 2 2 0 2 1 7
410 Freight Accommodation On Freight Carrier 0 1 1 5 0 7
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 1 2 0 2 7
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 1 2 2 2 7
016 Miscellaneous Hardware 1 1 0 2 2 6
096 Gas Separation: Apparatus 3 1 0 0 2 6
110 Furnaces 3 3 0 0 0 6
116 Signals and Indicators 1 1 1 1 2 6
172 Earth Working 1 4 0 0 1 6
266 Metallurgical Apparatus 1 3 2 0 0 6
290 Prime-Mover Dynamo Plants 0 2 1 1 2 6
331 Oscillators 2 1 0 0 3 6
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 2 2 1 6
441 Buoys, Rafts, and Aquatic Devices 0 2 0 2 2 6
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 3 2 1 6
446 Amusement Devices: Toys 2 3 1 0 0 6
601 Surgery: Kinesitherapy 0 1 0 4 1 6
607 Surgery: Light, Thermal, and Electrical Application 2 0 3 0 1 6
007 Compound Hand Tools 1 2 0 0 2 5
036 Boots, Shoes, and Leggings 0 2 0 2 1 5
095 Gas Separation: Processes 1 0 1 3 0 5
101 Printing 1 0 2 2 0 5
105 Railway Rolling Stock 3 1 0 0 1 5
169 Fire Extinguishers 1 2 1 1 0 5
173 Tool Driving or Impacting 3 0 1 1 0 5
175 Boring or Penetrating the Earth 2 2 0 1 0 5
194 Check-Actuated Control Mechanisms 0 0 3 2 0 5
249 Static Molds 1 1 1 1 1 5
305 Wheel Substitutes for Land Vehicles 0 0 0 5 0 5
313 Electric Lamp and Discharge Devices 1 0 2 0 2 5
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 1 2 1 1 5
434 Education and Demonstration 0 1 0 2 2 5
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 0 2 1 1 5
713 Support (Electrical Computers and Digital Processing Systems) 1 0 1 2 1 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 2 1 0 4
030 Cutlery 0 0 3 1 0 4
042 Firearms 1 0 1 0 2 4
048 Gas: Heating and Illuminating 1 1 2 0 0 4
055 Gas Separation 0 2 1 1 0 4
102 Ammunition and Explosives 0 3 1 0 0 4
109 Safes, Bank Protection, or a Related Device 1 3 0 0 0 4
112 Sewing 1 1 1 1 0 4
127 Sugar, Starch, and Carbohydrates 2 2 0 0 0 4
182 Fire Escape, Ladder, or Scaffold 0 1 1 2 0 4
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 2 2 0 0 4
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 2 0 1 0 1 4
213 Railway Draft Appliances 1 0 1 1 1 4
237 Heating Systems 1 0 2 1 0 4
256 Fences 3 0 1 0 0 4
322 Electricity: Single Generator Systems 1 1 0 0 2 4
337 Electricity: Electrothermally or Thermally Actuated Switches 0 2 2 0 0 4
347 Incremental Printing of Symbolic Information 0 1 0 2 1 4
358 Facsimile and Static Presentation Processing 2 2 0 0 0 4
360 Dynamic Magnetic Information Storage or Retrieval 2 1 1 0 0 4
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 3 1 4
378 X-Ray or Gamma Ray Systems or Devices 2 1 0 1 0 4
383 Flexible Bags 0 0 1 2 1 4
392 Electric Resistance Heating Devices 1 0 0 3 0 4
432 Heating 2 0 0 1 1 4
474 Endless Belt Power Transmission Systems or Components 1 0 0 2 1 4
044 Fuel and Related Compositions 0 1 0 1 1 3
065 Glass Manufacturing 3 0 0 0 0 3
068 Textiles: Fluid Treating Apparatus 1 1 0 0 1 3
104 Railways 1 0 1 0 1 3
135 Tent, Canopy, Umbrella, or Cane 0 3 0 0 0 3
152 Resilient Tires and Wheels 0 0 1 0 2 3
162 Paper Making and Fiber Liberation 0 0 1 1 1 3
177 Weighing Scales 1 0 1 0 1 3
227 Elongated-Member-Driving Apparatus 2 0 0 0 1 3
238 Railways: Surface Track 0 1 0 0 2 3
332 Modulators 1 1 1 0 0 3
365 Static Information Storage and Retrieval 0 2 1 0 0 3
368 Horology: Time Measuring Systems or Devices 0 2 0 0 1 3
374 Thermal Measuring and Testing 0 2 1 0 0 3
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 3 0 0 0 3
408 Cutting by Use of Rotating Axially Moving Tool 0 1 1 0 1 3
412 Bookbinding: Process and Apparatus 2 0 0 1 0 3
418 Rotary Expansible Chamber Devices 0 1 0 1 1 3
420 Alloys or Metallic Compositions 1 0 1 1 0 3
450 Foundation Garments 0 1 0 1 1 3
463 Amusement Devices: Games 0 0 0 2 1 3
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 1 0 2 3
708 Arithmetic Processing and Calculating (Electrical Computers) 1 1 1 0 0 3
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 0 1 0 1 1 3
714 Error Detection/Correction and Fault Detection/Recovery 0 2 1 0 0 3
037 Excavating 0 0 1 0 1 2
086 Ammunition and Explosive-Charge Making 0 0 1 1 0 2
111 Planting 0 1 0 1 0 2
140 Wireworking 0 0 1 0 1 2
212 Traversing Hoists 1 0 0 0 1 2
216 Etching a Substrate: Processes 0 0 2 0 0 2
270 Sheet-Material Associating 0 1 0 1 0 2
279 Chucks or Sockets 1 0 0 0 1 2
283 Printed Matter 0 1 0 1 0 2
299 Mining or In Situ Disintegration of Hard Material 0 1 1 0 0 2
326 Electronic Digital Logic Circuitry 0 0 2 0 0 2
329 Demodulators 1 1 0 0 0 2
333 Wave Transmission Lines and Networks 0 0 0 1 1 2
349 Liquid Crystal Cells, Elements and Systems 0 0 1 1 0 2
353 Optics: Image Projectors 1 0 1 0 0 2
372 Coherent Light Generators 1 0 0 0 1 2
396 Photography 2 0 0 0 0 2
407 Cutters, for Shaping 1 1 0 0 0 2
472 Amusement Devices 0 2 0 0 0 2
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 1 0 0 1 2
588 Hazardous or Toxic Waste Destruction or Containment 2 0 0 0 0 2
706 DP: Artificial Intelligence (Data Processing) 0 1 1 0 0 2
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 0 2 0 0 2
717 DP: Software Development, Installation, and Management (Data Processing) 0 2 0 0 0 2
028 Textiles: Manufacturing 1 0 0 0 0 1
038 Textiles: Ironing or Smoothing 0 1 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 0 1 0 1
057 Textiles: Spinning, Twisting, and Twining 1 0 0 0 0 1
059 Chain, Staple, and Horseshoe Making 0 0 1 0 0 1
071 Chemistry: Fertilizers 0 0 1 0 0 1
076 Metal Tools and Implements, Making 0 0 1 0 0 1
089 Ordnance 0 0 0 1 0 1
131 Tobacco 0 1 0 0 0 1
136 Batteries: Thermoelectric and Photoelectric 0 0 0 1 0 1
142 Wood Turning 0 0 1 0 0 1
185 Motors: Spring, Weight, or Animal Powered 0 0 1 0 0 1
186 Merchandising 0 0 0 1 0 1
190 Trunks and Hand-Carried Luggage 0 1 0 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 1 0 0 0 0 1
223 Apparel Apparatus 0 0 0 1 0 1
226 Advancing Material of Indeterminate Length 0 1 0 0 0 1
232 Deposit and Collection Receptacles 0 0 0 1 0 1
246 Railway Switches and Signals 0 1 0 0 0 1
261 Gas and Liquid Contact Apparatus 0 1 0 0 0 1
289 Knots and Knot Tying 0 0 1 0 0 1
293 Vehicle Fenders 0 0 0 0 1 1
298 Land Vehicles: Dumping 0 1 0 0 0 1
373 Industrial Electric Heating Furnaces 0 0 0 0 1 1
388 Electricity: Motor Control Systems 0 1 0 0 0 1
400 Typewriting Machines 1 0 0 0 0 1
401 Coating Implements with Material Supply 0 0 0 1 0 1
440 Marine Propulsion 0 0 0 0 1 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 1 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 1 0 0 0 0 1
452 Butchering 0 1 0 0 0 1
460 Crop Threshing or Separating 0 0 1 0 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 1 0 0 1
483 Tool Changing 0 0 0 1 0 1
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 1 0 0 0 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 1 0 0 1
585 Chemistry of Hydrocarbon Compounds 0 1 0 0 0 1
711 Memory (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
ALL ALL CLASSES 1215 1373 1439 1428 1358 6813



TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/

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Last Modified: April 9, 2002