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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

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

Count of 2004 - 2008 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

MASSACHUSETTS

( 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 2004 2005 2006 2007 2008 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 280 250 270 262 269 1331
435 Chemistry: Molecular Biology and Microbiology 174 164 196 177 144 855
370 Multiplex Communications 100 92 150 83 118 543
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 77 66 121 112 113 489
250 Radiant Energy 105 64 122 74 113 478
707 DP: Database and File Management or Data Structures (Data Processing) 75 54 112 87 81 409
128 Surgery (includes Class 600) 113 71 93 64 50 391
532 Organic Compounds (includes Classes 532-570) 61 62 103 63 78 367
711 Memory (Electrical Computers and Digital Processing Systems) 70 68 59 68 86 351
606 Surgery (instruments) 65 77 76 66 48 332
385 Optical Waveguides 57 67 64 75 52 315
714 Error Detection/Correction and Fault Detection/Recovery 58 45 53 65 55 276
382 Image Analysis 54 35 54 55 56 254
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 57 36 64 55 38 250
359 Optical: Systems and Elements 60 42 48 54 44 248
345 Computer Graphics Processing and Selective Visual Display Systems 46 50 69 48 33 246
073 Measuring and Testing 42 48 59 47 49 245
604 Surgery (Medicators and Receptors) 57 44 50 44 39 234
702 DP: Measuring, Calibrating, or Testing (Data Processing) 42 37 53 37 56 225
455 Telecommunications 29 26 64 59 42 220
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 37 29 57 41 56 220
473 Games Using Tangible Projectile 34 41 46 50 43 214
324 Electricity: Measuring and Testing 47 41 41 33 51 213
438 Semiconductor Device Manufacturing: Process 31 41 45 48 46 211
710 Input/Output (Electrical Computers and Digital Processing Systems) 65 37 39 32 38 211
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 35 50 39 47 34 205
375 Pulse or Digital Communications 29 24 36 49 53 191
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 43 32 53 33 27 188
356 Optics: Measuring and Testing 42 34 27 39 43 185
713 Support (Electrical Computers and Digital Processing Systems) 31 20 43 32 49 175
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 30 20 42 33 46 171
340 Communications: Electrical 26 30 37 30 35 158
428 Stock Material or Miscellaneous Articles 40 29 30 32 24 155
379 Telephonic Communications 42 33 35 29 14 153
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 7 16 38 37 49 147
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 37 29 25 26 21 138
210 Liquid Purification or Separation 25 21 34 28 29 137
700 DP: Generic Control Systems or Specific Applications (Data Processing) 28 21 28 27 25 129
315 Electric Lamp and Discharge Devices: Systems 20 25 31 24 26 126
378 X-Ray or Gamma Ray Systems or Devices 29 18 33 20 26 126
717 DP: Software Development, Installation, and Management (Data Processing) 19 20 29 28 30 126
439 Electrical Connectors 22 23 32 26 22 125
361 Electricity: Electrical Systems and Devices 31 22 22 22 25 122
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 9 13 32 25 22 101
341 Coded Data Generation or Conversion 17 16 24 21 20 98
436 Chemistry: Analytical and Immunological Testing 25 20 15 15 20 95
219 Electric Heating 31 23 21 14 5 94
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 29 21 21 11 12 94
174 Electricity: Conductors and Insulators 21 17 19 18 18 93
372 Coherent Light Generators 31 20 15 10 12 88
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 17 17 13 17 21 85
726 Information Security 5 10 20 19 27 81
607 Surgery: Light, Thermal, and Electrical Application 18 10 19 19 14 80
310 Electrical Generator or Motor Structure 19 21 12 14 13 79
313 Electric Lamp and Discharge Devices 19 10 17 16 14 76
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 16 16 18 15 10 75
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 6 9 22 17 21 75
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 16 15 15 12 16 74
348 Television 18 9 20 14 13 74
360 Dynamic Magnetic Information Storage or Retrieval 10 12 15 20 17 74
427 Coating Processes 16 15 14 15 13 73
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 9 13 20 15 15 72
036 Boots, Shoes, and Leggings 11 8 19 11 22 71
029 Metal Working 16 17 16 12 8 69
362 Illumination 11 6 10 28 14 69
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 14 12 23 10 9 68
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 18 20 12 9 7 66
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 11 8 12 18 16 65
381 Electrical Audio Signal Processing Systems and Devices 19 7 10 13 14 63
123 Internal-Combustion Engines 8 10 15 13 16 62
333 Wave Transmission Lines and Networks 17 11 15 12 6 61
060 Power Plants 14 12 17 8 9 60
204 Chemistry: Electrical and Wave Energy 13 14 9 10 13 59
062 Refrigeration 15 11 11 9 11 57
343 Communications: Radio Wave Antennas 12 7 11 13 13 56
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 7 3 20 12 14 56
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 12 13 13 10 6 54
708 Arithmetic Processing and Calculating (Electrical Computers) 7 8 18 8 12 53
398 Optical Communications 6 9 14 9 14 52
206 Special Receptacle or Package 5 14 12 11 8 50
706 DP: Artificial Intelligence (Data Processing) 4 6 14 12 14 50
330 Amplifiers 13 2 15 11 8 49
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 6 8 11 11 12 48
137 Fluid Handling 13 9 14 7 2 45
347 Incremental Printing of Symbolic Information 6 7 8 7 16 44
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 10 6 10 8 10 44
005 Beds 7 12 11 7 6 43
318 Electricity: Motive Power Systems 10 9 6 11 7 43
367 Communications, Electrical: Acoustic Wave Systems and Devices 7 10 3 12 11 43
280 Land Vehicles 6 6 14 11 5 42
380 Cryptography 5 6 8 13 10 42
423 Chemistry of Inorganic Compounds 5 9 11 8 9 42
358 Facsimile and Static Presentation Processing 5 6 14 8 7 40
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 8 7 7 9 9 40
052 Static Structures (e.g., Buildings) 10 10 8 5 6 39
114 Ships 6 8 6 12 7 39
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 15 4 5 7 7 38
118 Coating Apparatus 11 6 7 6 7 37
002 Apparel 11 9 8 2 5 35
106 Compositions: Coating or Plastic 12 9 6 6 1 34
252 Compositions 10 3 9 5 6 33
273 Amusement Devices: Games 6 1 4 12 10 33
351 Optics: Eye Examining, Vision Testing and Correcting 4 4 5 3 17 33
363 Electric Power Conversion Systems 5 7 7 8 6 33
101 Printing 13 5 8 2 4 32
084 Music 7 2 6 5 11 31
307 Electrical Transmission or Interconnection Systems 3 7 8 8 5 31
323 Electricity: Power Supply or Regulation Systems 6 4 8 4 9 31
416 Fluid Reaction Surfaces (i.e., Impellers) 5 8 6 6 6 31
053 Package Making 6 7 7 3 7 30
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 8 5 8 2 7 30
365 Static Information Storage and Retrieval 6 2 9 9 4 30
030 Cutlery 3 5 9 7 5 29
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 4 6 7 6 6 29
451 Abrading 5 5 7 2 10 29
119 Animal Husbandry 5 8 4 3 8 28
482 Exercise Devices 6 5 8 5 4 28
251 Valves and Valve Actuation 5 8 5 4 5 27
297 Chairs and Seats 9 4 6 2 6 27
426 Food or Edible Material: Processes, Compositions, and Products 6 4 6 7 4 27
095 Gas Separation: Processes 6 3 6 4 7 26
165 Heat Exchange 7 7 3 6 3 26
216 Etching a Substrate: Processes 7 5 1 6 7 26
434 Education and Demonstration 8 4 5 4 5 26
725 Interactive Video Distribution Systems 6 2 5 6 6 25
015 Brushing, Scrubbing, and General Cleaning 10 2 1 3 8 24
040 Card, Picture, or Sign Exhibiting 9 2 4 1 8 24
222 Dispensing (apparatus and process) 5 5 5 5 4 24
331 Oscillators 5 4 1 8 6 24
374 Thermal Measuring and Testing 2 11 5 3 3 24
415 Rotary Kinetic Fluid Motors or Pumps 6 5 5 3 5 24
227 Elongated-Member-Driving Apparatus 12 7 1 1 2 23
248 Supports (e.g., for holding articles, etc.) 5 5 5 3 5 23
326 Electronic Digital Logic Circuitry 2 4 4 8 5 23
349 Liquid Crystal Cells, Elements and Systems 6 11 1 2 3 23
336 Inductor Devices 6 2 6 4 4 22
353 Optics: Image Projectors 10 1 6 3 2 22
417 Pumps 3 3 9 6 1 22
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 5 6 2 4 5 22
239 Fluid Sprinkling, Spraying, and Diffusing 5 3 6 5 1 20
242 Winding, Tensioning, or Guiding 5 2 8 3 2 20
244 Aeronautics and Astronautics 2 4 5 4 5 20
414 Material or Article Handling 6 2 4 4 4 20
033 Geometrical Instruments 3 2 6 6 2 19
072 Metal Deforming 0 3 6 6 4 19
160 Flexible or Portable Closure, Partition, or Panel 4 4 8 3 0 19
211 Supports: Racks 6 0 5 6 2 19
296 Land Vehicles: Bodies and Tops 5 2 5 3 4 19
433 Dentistry 6 2 4 3 4 19
501 Compositions: Ceramic 6 6 4 2 1 19
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 9 2 2 3 2 18
042 Firearms 4 0 4 5 4 17
102 Ammunition and Explosives 2 7 5 1 2 17
463 Amusement Devices: Games 4 2 2 2 7 17
034 Drying and Gas or Vapor Contact with Solids 4 3 4 2 3 16
220 Receptacles 2 6 3 4 1 16
602 Surgery: Splint, Brace, or Bandage 6 1 1 3 5 16
083 Cutting 7 2 3 0 3 15
200 Electricity: Circuit Makers and Breakers 3 6 2 3 1 15
386 Television Signal Processing for Dynamic Recording or Reproducing 4 7 2 2 0 15
043 Fishing, Trapping, and Vermin Destroying 2 7 3 1 1 14
290 Prime-Mover Dynamo Plants 0 2 3 5 4 14
320 Electricity: Battery or Capacitor Charging or Discharging 1 1 3 3 6 14
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 3 3 4 3 1 14
366 Agitating (e.g., of articles and materials) 6 2 0 3 3 14
494 Imperforate Bowl: Centrifugal Separators 3 1 6 1 3 14
004 Baths, Closets, Sinks, and Spittoons 3 4 3 2 1 13
099 Foods and Beverages: Apparatus 4 3 1 3 2 13
136 Batteries: Thermoelectric and Photoelectric 3 2 0 5 3 13
162 Paper Making and Fiber Liberation 1 1 6 4 1 13
294 Handling: Hand and Hoist-Line Implements 0 0 3 6 4 13
368 Horology: Time Measuring Systems or Devices 3 2 4 4 0 13
369 Dynamic Information Storage or Retrieval 1 3 2 1 6 13
446 Amusement Devices: Toys 5 1 4 1 2 13
024 Buckles, Buttons, Clasps, Etc. 1 0 5 4 2 12
074 Machine Element or Mechanism 3 4 0 4 1 12
138 Pipes and Tubular Conduits 4 5 2 1 0 12
169 Fire Extinguishers 4 2 2 2 2 12
180 Motor Vehicles 3 0 3 1 5 12
241 Solid Material Comminution or Disintegration 1 2 2 5 2 12
285 Pipe Joints or Couplings 3 1 3 1 4 12
445 Electric Lamp or Space Discharge Component or Device Manufacturing 3 3 2 4 0 12
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 7 2 0 0 3 12
055 Gas Separation 2 3 2 3 1 11
081 Tools 3 3 4 1 0 11
148 Metal Treatment 3 3 2 2 1 11
198 Conveyors: Power-Driven 1 5 1 1 3 11
221 Article Dispensing 4 1 3 1 2 11
224 Package and Article Carriers 2 3 1 5 0 11
261 Gas and Liquid Contact Apparatus 0 3 2 1 5 11
392 Electric Resistance Heating Devices 2 1 3 5 0 11
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 2 2 4 2 11
454 Ventilation 3 3 3 2 0 11
601 Surgery: Kinesitherapy 2 2 0 3 4 11
048 Gas: Heating and Illuminating 0 1 3 2 4 10
089 Ordnance 1 3 0 1 5 10
134 Cleaning and Liquid Contact with Solids 4 1 1 3 1 10
228 Metal Fusion Bonding 2 1 2 3 2 10
312 Supports: Cabinet Structure 2 3 0 2 3 10
337 Electricity: Electrothermally or Thermally Actuated Switches 5 1 0 2 2 10
396 Photography 5 1 0 1 3 10
431 Combustion 3 1 2 1 3 10
028 Textiles: Manufacturing 1 1 1 5 1 9
037 Excavating 1 2 2 2 2 9
070 Locks 4 3 0 0 2 9
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 3 2 1 0 3 9
126 Stoves and Furnaces 1 2 2 1 3 9
132 Toilet 3 1 2 1 2 9
254 Implements or Apparatus for Applying Pushing or Pulling Force 3 1 1 3 1 9
277 Seal for a Joint or Juncture 3 2 2 2 0 9
401 Coating Implements with Material Supply 4 3 2 0 0 9
405 Hydraulic and Earth Engineering 0 2 3 2 2 9
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 5 2 0 1 0 8
016 Miscellaneous Hardware 3 1 3 1 0 8
049 Movable or Removable Closures 1 1 4 1 1 8
164 Metal Founding 2 3 2 1 0 8
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 4 1 1 2 0 8
418 Rotary Expansible Chamber Devices 2 2 0 4 0 8
419 Powder Metallurgy Processes 2 1 2 2 1 8
440 Marine Propulsion 0 0 3 3 2 8
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 1 0 2 2 3 8
096 Gas Separation: Apparatus 3 1 2 1 0 7
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 0 3 1 2 7
182 Fire Escape, Ladder, or Scaffold 2 0 3 2 0 7
209 Classifying, Separating, and Assorting Solids 1 2 0 4 0 7
215 Bottles and Jars 1 1 3 1 1 7
229 Envelopes, Wrappers, and Paperboard Boxes 3 3 0 1 0 7
292 Closure Fasteners 1 3 1 0 2 7
355 Photocopying 1 2 1 0 3 7
450 Foundation Garments 1 1 1 2 2 7
047 Plant Husbandry 2 2 1 1 0 6
065 Glass Manufacturing 5 0 1 0 0 6
108 Horizontally Supported Planar Surfaces 2 1 1 1 1 6
122 Liquid Heaters and Vaporizers 4 0 1 0 1 6
139 Textiles: Weaving 1 1 1 1 2 6
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 5 0 0 1 0 6
404 Road Structure, Process, or Apparatus 2 2 2 0 0 6
441 Buoys, Rafts, and Aquatic Devices 3 0 2 1 0 6
475 Planetary Gear Transmission Systems or Components 2 1 2 1 0 6
505 Superconductor Technology: Apparatus, Material, Process 2 1 1 1 1 6
051 Abrasive Tool Making Process, Material, or Composition 3 1 0 0 1 5
066 Textiles: Knitting 2 3 0 0 0 5
110 Furnaces 1 1 0 1 2 5
112 Sewing 0 2 2 0 1 5
116 Signals and Indicators 1 1 1 2 0 5
175 Boring or Penetrating the Earth 1 0 2 1 1 5
177 Weighing Scales 0 3 1 0 1 5
181 Acoustics 1 0 2 1 1 5
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 2 0 0 1 5
076 Metal Tools and Implements, Making 0 1 0 2 1 4
092 Expansible Chamber Devices 2 0 1 0 1 4
124 Mechanical Guns and Projectors 1 0 1 1 1 4
135 Tent, Canopy, Umbrella, or Cane 2 0 0 1 1 4
236 Automatic Temperature and Humidity Regulation 3 0 0 1 0 4
237 Heating Systems 0 1 2 1 0 4
249 Static Molds 2 1 1 0 0 4
256 Fences 0 2 1 1 0 4
271 Sheet Feeding or Delivering 2 0 2 0 0 4
384 Bearings 0 1 2 1 0 4
410 Freight Accommodation On Freight Carrier 1 0 0 3 0 4
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 1 2 0 0 1 4
054 Harness for Working Animal 0 1 0 1 1 3
082 Turning (e.g., for metal working) 0 0 1 1 1 3
087 Textiles: Braiding, Netting, and Lace Making 0 0 0 3 0 3
104 Railways 0 0 1 0 2 3
150 Purses, Wallets, and Protective Covers 0 0 2 1 0 3
267 Spring Devices 0 1 1 1 0 3
338 Electrical Resistors 2 0 0 0 1 3
399 Electrophotography 1 0 0 1 1 3
403 Joints and Connections 1 0 1 0 1 3
407 Cutters, for Shaping 0 0 1 2 0 3
409 Gear Cutting, Milling, or Planing 0 1 0 0 2 3
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 0 0 2 1 3
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 2 0 1 0 0 3
585 Chemistry of Hydrocarbon Compounds 1 0 0 0 2 3
044 Fuel and Related Compositions 2 0 0 0 0 2
056 Harvesters 0 1 1 0 0 2
063 Jewelry 0 0 0 1 1 2
091 Motors: Expansible Chamber Type 0 1 1 0 0 2
100 Presses 0 0 1 0 1 2
125 Stone Working 1 0 1 0 0 2
159 Concentrating Evaporators 0 2 0 0 0 2
192 Clutches and Power-Stop Control 1 1 0 0 0 2
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 2 0 0 2
225 Severing by Tearing or Breaking 0 1 0 1 0 2
232 Deposit and Collection Receptacles 0 0 0 0 2 2
281 Books, Strips, and Leaves 1 0 0 0 1 2
283 Printed Matter 1 0 0 0 1 2
332 Modulators 1 1 0 0 0 2
352 Optics: Motion Pictures 1 0 1 0 0 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 0 1 0 0 2
400 Typewriting Machines 0 1 1 0 0 2
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 1 0 1 0 2
406 Conveyors: Fluid Current 1 0 0 1 0 2
420 Alloys or Metallic Compositions 1 0 0 0 1 2
452 Butchering 0 0 0 0 2 2
472 Amusement Devices 1 0 0 0 1 2
476 Friction Gear Transmission Systems or Components 0 1 0 0 1 2
007 Compound Hand Tools 0 0 1 0 0 1
012 Boot and Shoe Making 0 0 0 1 0 1
068 Textiles: Fluid Treating Apparatus 0 0 0 1 0 1
105 Railway Rolling Stock 0 0 0 0 1 1
131 Tobacco 1 0 0 0 0 1
140 Wireworking 0 0 0 0 1 1
144 Woodworking 0 0 0 1 0 1
152 Resilient Tires and Wheels 0 0 1 0 0 1
168 Farriery 1 0 0 0 0 1
172 Earth Working 0 0 0 0 1 1
188 Brakes 0 0 0 1 0 1
190 Trunks and Hand-Carried Luggage 0 0 0 1 0 1
208 Mineral Oils: Processes and Products 0 0 0 1 0 1
212 Traversing Hoists 0 0 0 0 1 1
213 Railway Draft Appliances 0 0 1 0 0 1
223 Apparel Apparatus 1 0 0 0 0 1
226 Advancing Material of Indeterminate Length 0 1 0 0 0 1
246 Railway Switches and Signals 0 0 1 0 0 1
266 Metallurgical Apparatus 1 0 0 0 0 1
269 Work Holders 0 0 0 1 0 1
279 Chucks or Sockets 0 0 0 0 1 1
289 Knots and Knot Tying 1 0 0 0 0 1
293 Vehicle Fenders 1 0 0 0 0 1
298 Land Vehicles: Dumping 1 0 0 0 0 1
301 Land Vehicles: Wheels and Axles 0 0 1 0 0 1
305 Wheel Substitutes for Land Vehicles 0 0 0 0 1 1
322 Electricity: Single Generator Systems 0 0 1 0 0 1
329 Demodulators 0 0 0 0 1 1
376 Induced Nuclear Reactions: Processes, Systems, and Elements 0 1 0 0 0 1
383 Flexible Bags 0 0 0 1 0 1
408 Cutting by Use of Rotating Axially Moving Tool 1 0 0 0 0 1
492 Roll or Roller 1 0 0 0 0 1
504 Plant Protecting and Regulating Compositions 0 0 0 1 0 1
512 Perfume Compositions 0 0 1 0 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 1 1
720 Dynamic Optical Information Storage or Retrieval 0 0 0 0 1 1
ALL ALL CLASSES 3672 3114 4011 3510 3516 17823


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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

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