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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 2011 - 2015 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

PENNSYLVANIA

( 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 2011 2012 2013 2014 2015 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 267 310 415 413 449 1854
435 Chemistry: Molecular Biology and Microbiology 121 110 113 112 83 539
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 88 91 107 138 105 529
439 Electrical Connectors 137 122 99 90 75 523
532 Organic Compounds (includes Classes 532-570) 91 105 112 110 85 503
606 Surgery (instruments) 75 77 99 125 122 498
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 89 90 127 122 32 460
128 Surgery (includes Class 600) 62 71 89 94 98 414
428 Stock Material or Miscellaneous Articles 83 78 91 70 65 387
382 Image Analysis 63 78 54 41 41 277
052 Static Structures (e.g., Buildings) 32 47 59 71 65 274
604 Surgery (Medicators and Receptors) 43 59 62 54 51 269
370 Multiplex Communications 52 47 48 66 46 259
455 Telecommunications 35 61 52 60 38 246
707 DP: Database and File Management or Data Structures (Data Processing) 35 41 53 61 47 237
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 17 35 51 43 75 221
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 25 36 50 51 59 221
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 37 41 36 51 45 210
725 Interactive Video Distribution Systems 23 23 39 58 67 210
340 Communications: Electrical 43 37 34 48 43 205
210 Liquid Purification or Separation 24 28 36 41 40 169
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 31 32 32 38 30 163
073 Measuring and Testing 32 25 44 27 32 160
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 31 23 40 31 33 158
361 Electricity: Electrical Systems and Devices 35 23 28 26 40 152
375 Pulse or Digital Communications 23 25 31 41 22 142
427 Coating Processes 19 24 21 42 29 135
423 Chemistry of Inorganic Compounds 24 29 29 27 23 132
700 DP: Generic Control Systems or Specific Applications (Data Processing) 18 19 31 36 27 131
252 Compositions 20 27 34 27 19 127
029 Metal Working 21 21 28 34 22 126
702 DP: Measuring, Calibrating, or Testing (Data Processing) 23 39 28 17 17 124
356 Optics: Measuring and Testing 16 16 38 26 27 123
726 Information Security 8 14 23 41 36 122
362 Illumination 24 24 28 27 18 121
280 Land Vehicles 19 23 26 27 22 117
348 Television 11 15 22 29 39 116
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 28 22 22 26 17 115
385 Optical Waveguides 16 20 21 25 32 114
607 Surgery: Light, Thermal, and Electrical Application 21 20 23 23 24 111
315 Electric Lamp and Discharge Devices: Systems 18 22 14 28 26 108
297 Chairs and Seats 11 26 20 22 27 106
438 Semiconductor Device Manufacturing: Process 18 24 20 19 21 102
714 Error Detection/Correction and Fault Detection/Recovery 14 18 19 28 16 95
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 15 23 16 22 17 93
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 24 20 18 18 10 90
248 Supports (e.g., for holding articles, etc.) 14 21 18 17 18 88
345 Computer Graphics Processing and Selective Visual Display Systems 8 11 19 24 25 87
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 21 24 19 14 9 87
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 13 22 19 15 14 83
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 11 15 22 11 23 82
359 Optical: Systems and Elements 20 12 18 14 16 80
005 Beds 13 14 11 18 22 78
250 Radiant Energy 12 14 20 17 15 78
713 Support (Electrical Computers and Digital Processing Systems) 5 17 12 27 17 78
379 Telephonic Communications 12 9 19 18 16 74
095 Gas Separation: Processes 17 10 20 18 7 72
137 Fluid Handling 3 16 12 18 22 71
062 Refrigeration 12 9 18 14 17 70
220 Receptacles 11 6 10 20 23 70
324 Electricity: Measuring and Testing 12 8 20 14 16 70
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 19 18 10 9 14 70
182 Fire Escape, Ladder, or Scaffold 15 18 17 6 12 68
381 Electrical Audio Signal Processing Systems and Devices 9 14 9 17 19 68
204 Chemistry: Electrical and Wave Energy 12 13 17 13 11 66
200 Electricity: Circuit Makers and Breakers 12 16 9 11 15 63
015 Brushing, Scrubbing, and General Cleaning 11 10 16 12 13 62
706 DP: Artificial Intelligence (Data Processing) 14 7 19 16 6 62
002 Apparel 14 7 15 13 12 61
206 Special Receptacle or Package 14 8 14 8 17 61
174 Electricity: Conductors and Insulators 8 12 9 16 14 59
307 Electrical Transmission or Interconnection Systems 16 11 9 11 12 59
360 Dynamic Magnetic Information Storage or Retrieval 17 15 12 9 6 59
711 Memory (Electrical Computers and Digital Processing Systems) 13 12 15 6 11 57
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 6 13 14 16 7 56
407 Cutters, for Shaping 11 8 12 14 10 55
056 Harvesters 21 14 4 4 11 54
060 Power Plants 7 10 9 15 13 54
222 Dispensing (apparatus and process) 6 6 16 13 13 54
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 7 11 14 8 14 54
148 Metal Treatment 5 8 14 14 11 52
106 Compositions: Coating or Plastic 10 12 10 6 13 51
376 Induced Nuclear Reactions: Processes, Systems, and Elements 8 3 10 14 16 51
119 Animal Husbandry 6 14 12 11 7 50
426 Food or Edible Material: Processes, Compositions, and Products 9 11 12 10 8 50
482 Exercise Devices 14 5 10 11 10 50
198 Conveyors: Power-Driven 6 12 9 10 12 49
310 Electrical Generator or Motor Structure 8 14 13 5 9 49
434 Education and Demonstration 7 11 14 9 8 49
436 Chemistry: Analytical and Immunological Testing 10 8 12 10 8 48
717 DP: Software Development, Installation, and Management (Data Processing) 9 4 14 9 12 48
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 3 10 7 19 9 48
463 Amusement Devices: Games 11 13 8 11 4 47
473 Games Using Tangible Projectile 10 12 9 5 11 47
215 Bottles and Jars 6 6 11 13 10 46
398 Optical Communications 8 9 8 8 12 45
042 Firearms 5 11 7 12 9 44
053 Package Making 10 9 8 11 6 44
241 Solid Material Comminution or Disintegration 16 7 6 12 3 44
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 9 7 14 9 5 44
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 14 11 5 11 3 44
290 Prime-Mover Dynamo Plants 6 7 16 4 9 42
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 6 4 13 14 5 42
460 Crop Threshing or Separating 8 7 5 10 11 41
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 7 9 13 8 4 41
084 Music 6 11 4 10 9 40
414 Material or Article Handling 12 4 10 4 10 40
004 Baths, Closets, Sinks, and Spittoons 5 7 14 5 8 39
043 Fishing, Trapping, and Vermin Destroying 5 6 7 9 11 38
081 Tools 12 5 7 7 7 38
299 Mining or In Situ Disintegration of Hard Material 5 7 8 8 10 38
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 9 5 9 7 7 37
180 Motor Vehicles 9 7 5 6 10 37
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 8 9 7 5 8 37
369 Dynamic Information Storage or Retrieval 17 10 7 3 0 37
105 Railway Rolling Stock 9 1 14 5 7 36
219 Electric Heating 5 7 11 10 3 36
239 Fluid Sprinkling, Spraying, and Diffusing 8 5 7 7 9 36
083 Cutting 6 10 3 11 5 35
451 Abrading 7 6 8 6 8 35
072 Metal Deforming 6 4 12 3 9 34
211 Supports: Racks 5 5 3 9 12 34
405 Hydraulic and Earth Engineering 4 2 5 13 10 34
504 Plant Protecting and Regulating Compositions 2 5 8 11 8 34
136 Batteries: Thermoelectric and Photoelectric 3 7 8 7 8 33
294 Handling: Hand and Hoist-Line Implements 7 2 8 9 7 33
365 Static Information Storage and Retrieval 13 12 4 3 1 33
417 Pumps 3 6 6 8 10 33
208 Mineral Oils: Processes and Products 5 5 10 8 4 32
602 Surgery: Splint, Brace, or Bandage 7 10 5 6 4 32
096 Gas Separation: Apparatus 4 5 6 10 6 31
277 Seal for a Joint or Juncture 8 3 8 7 5 31
318 Electricity: Motive Power Systems 5 9 3 6 8 31
343 Communications: Radio Wave Antennas 5 8 10 7 1 31
386 Motion Video Signal Processing for Recording or Reproducing 1 6 4 9 11 31
123 Internal-Combustion Engines 2 4 6 9 9 30
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 7 3 8 2 10 30
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 8 5 10 7 0 30
160 Flexible or Portable Closure, Partition, or Panel 6 8 1 5 9 29
227 Elongated-Member-Driving Apparatus 6 6 7 5 4 28
323 Electricity: Power Supply or Regulation Systems 2 6 7 7 6 28
228 Metal Fusion Bonding 7 8 6 1 5 27
049 Movable or Removable Closures 4 5 7 8 2 26
404 Road Structure, Process, or Apparatus 6 4 6 5 5 26
415 Rotary Kinetic Fluid Motors or Pumps 7 8 2 5 4 26
030 Cutlery 8 3 4 7 3 25
040 Card, Picture, or Sign Exhibiting 4 1 1 10 9 25
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 5 5 3 5 7 25
134 Cleaning and Liquid Contact with Solids 8 5 4 5 3 25
242 Winding, Tensioning, or Guiding 6 3 5 6 5 25
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 3 10 3 8 25
266 Metallurgical Apparatus 6 4 6 2 7 25
351 Optics: Eye Examining, Vision Testing and Correcting 5 6 2 5 7 25
380 Cryptography 3 3 4 10 5 25
433 Dentistry 8 7 3 5 2 25
501 Compositions: Ceramic 2 5 5 9 4 25
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 0 6 12 4 2 24
124 Mechanical Guns and Projectors 4 8 4 4 4 24
244 Aeronautics and Astronautics 1 7 6 2 8 24
285 Pipe Joints or Couplings 5 5 1 3 10 24
033 Geometrical Instruments 5 3 3 5 7 23
047 Plant Husbandry 2 3 3 5 10 23
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 4 6 5 7 23
224 Package and Article Carriers 2 4 3 7 7 23
313 Electric Lamp and Discharge Devices 6 6 4 4 3 23
074 Machine Element or Mechanism 1 5 5 2 9 22
100 Presses 7 3 7 1 4 22
229 Envelopes, Wrappers, and Paperboard Boxes 2 3 0 10 7 22
363 Electric Power Conversion Systems 3 6 3 4 6 22
416 Fluid Reaction Surfaces (i.e., Impellers) 1 6 6 7 2 22
209 Classifying, Separating, and Assorting Solids 5 4 1 6 5 21
341 Coded Data Generation or Conversion 4 5 3 5 4 21
401 Coating Implements with Material Supply 1 4 5 3 8 21
431 Combustion 0 3 6 7 5 21
585 Chemistry of Hydrocarbon Compounds 2 5 5 7 2 21
048 Gas: Heating and Illuminating 1 5 7 3 4 20
296 Land Vehicles: Bodies and Tops 7 4 4 4 1 20
320 Electricity: Battery or Capacitor Charging or Discharging 3 5 4 4 4 20
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 3 3 5 5 4 20
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 6 3 2 4 5 20
162 Paper Making and Fiber Liberation 3 4 3 5 4 19
165 Heat Exchange 2 6 5 2 4 19
408 Cutting by Use of Rotating Axially Moving Tool 4 3 1 5 6 19
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 3 2 5 3 6 19
446 Amusement Devices: Toys 4 2 3 2 8 19
601 Surgery: Kinesitherapy 2 7 3 1 6 19
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 3 4 3 4 5 19
034 Drying and Gas or Vapor Contact with Solids 4 6 3 4 1 18
169 Fire Extinguishers 4 6 6 2 0 18
347 Incremental Printing of Symbolic Information 2 5 2 6 3 18
358 Facsimile and Static Presentation Processing 4 2 5 3 4 18
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 3 5 10 18
138 Pipes and Tubular Conduits 1 3 3 5 5 17
164 Metal Founding 6 0 4 0 7 17
173 Tool Driving or Impacting 6 4 3 1 3 17
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 3 3 4 1 6 17
472 Amusement Devices 4 1 5 3 4 17
089 Ordnance 3 4 5 2 2 16
114 Ships 5 3 2 3 3 16
188 Brakes 3 3 4 4 2 16
269 Work Holders 6 4 3 2 1 16
036 Boots, Shoes, and Leggings 2 6 3 0 4 15
194 Check-Actuated Control Mechanisms 1 3 5 5 1 15
251 Valves and Valve Actuation 4 2 3 2 4 15
273 Amusement Devices: Games 1 3 3 6 2 15
292 Closure Fasteners 0 4 4 6 1 15
326 Electronic Digital Logic Circuitry 4 4 6 1 0 15
708 Arithmetic Processing and Calculating (Electrical Computers) 1 3 8 2 1 15
024 Buckles, Buttons, Clasps, Etc. 2 2 4 3 3 14
055 Gas Separation 6 0 2 1 5 14
102 Ammunition and Explosives 1 5 3 2 3 14
108 Horizontally Supported Planar Surfaces 1 4 3 4 2 14
118 Coating Apparatus 1 2 3 6 2 14
312 Supports: Cabinet Structure 2 3 3 2 4 14
374 Thermal Measuring and Testing 1 3 6 2 2 14
420 Alloys or Metallic Compositions 1 5 1 3 4 14
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 4 1 2 5 2 14
065 Glass Manufacturing 1 3 1 1 7 13
099 Foods and Beverages: Apparatus 3 1 3 2 4 13
181 Acoustics 4 0 3 1 5 13
216 Etching a Substrate: Processes 1 4 3 3 2 13
366 Agitating (e.g., of articles and materials) 0 6 1 2 4 13
396 Photography 3 6 1 2 1 13
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 3 4 3 1 2 13
494 Imperforate Bowl: Centrifugal Separators 0 1 6 4 2 13
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 4 4 3 1 0 12
126 Stoves and Furnaces 1 3 2 2 4 12
135 Tent, Canopy, Umbrella, or Cane 2 1 4 2 3 12
333 Wave Transmission Lines and Networks 2 2 2 1 5 12
383 Flexible Bags 2 2 1 2 5 12
403 Joints and Connections 4 2 2 2 2 12
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 3 0 3 6 12
110 Furnaces 0 3 4 1 3 11
175 Boring or Penetrating the Earth 4 0 2 2 3 11
271 Sheet Feeding or Delivering 1 4 2 2 2 11
372 Coherent Light Generators 2 1 2 4 2 11
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 7 1 0 1 2 11
082 Turning (e.g., for metal working) 2 3 2 2 1 10
122 Liquid Heaters and Vaporizers 2 0 1 5 2 10
367 Communications, Electrical: Acoustic Wave Systems and Devices 1 2 2 3 2 10
368 Horology: Time Measuring Systems or Devices 1 0 4 4 1 10
419 Powder Metallurgy Processes 1 3 1 1 4 10
070 Locks 1 2 3 1 2 9
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 2 2 2 2 1 9
132 Toilet 4 1 1 2 1 9
184 Lubrication 3 0 2 1 3 9
238 Railways: Surface Track 4 3 0 1 1 9
378 X-Ray or Gamma Ray Systems or Devices 0 2 3 2 2 9
410 Freight Accommodation On Freight Carrier 3 1 0 3 2 9
044 Fuel and Related Compositions 2 4 1 1 0 8
071 Chemistry: Fertilizers 1 0 1 2 4 8
101 Printing 1 1 2 3 1 8
127 Sugar, Starch, and Carbohydrates 0 1 2 2 3 8
221 Article Dispensing 1 1 1 4 1 8
267 Spring Devices 3 2 1 2 0 8
384 Bearings 1 1 1 2 3 8
406 Conveyors: Fluid Current 0 1 3 2 2 8
409 Gear Cutting, Milling, or Planing 1 2 2 2 1 8
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 3 3 1 1 0 8
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 3 1 1 3 0 8
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 4 2 0 1 1 8
066 Textiles: Knitting 2 0 4 1 0 7
087 Textiles: Braiding, Netting, and Lace Making 1 0 4 1 1 7
190 Trunks and Hand-Carried Luggage 1 0 4 1 1 7
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 3 1 3 7
213 Railway Draft Appliances 1 0 2 1 3 7
246 Railway Switches and Signals 1 0 1 2 3 7
249 Static Molds 2 1 0 4 0 7
331 Oscillators 0 2 1 2 2 7
432 Heating 0 0 0 3 4 7
454 Ventilation 2 0 2 1 2 7
475 Planetary Gear Transmission Systems or Components 1 2 1 1 2 7
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 0 1 2 3 7
059 Chain, Staple, and Horseshoe Making 2 1 1 2 0 6
256 Fences 0 1 2 1 2 6
270 Sheet-Material Associating 1 1 2 1 1 6
301 Land Vehicles: Wheels and Axles 1 0 0 3 2 6
330 Amplifiers 0 4 1 1 0 6
349 Liquid Crystal Cells, Elements and Systems 1 1 1 2 1 6
373 Industrial Electric Heating Furnaces 0 0 2 2 2 6
453 Coin Handling 1 1 1 1 2 6
474 Endless Belt Power Transmission Systems or Components 3 1 2 0 0 6
104 Railways 0 1 1 2 1 5
191 Electricity: Transmission To Vehicles 0 0 1 1 3 5
192 Clutches and Power-Stop Control 1 0 1 1 2 5
223 Apparel Apparatus 0 1 3 0 1 5
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 0 1 2 2 0 5
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 2 0 1 1 5
014 Bridges 0 2 2 0 0 4
037 Excavating 0 1 0 2 1 4
092 Expansible Chamber Devices 1 1 1 1 0 4
116 Signals and Indicators 1 0 1 0 2 4
139 Textiles: Weaving 0 0 0 2 2 4
149 Explosive and Thermic Compositions or Charges 0 2 1 1 0 4
150 Purses, Wallets, and Protective Covers 0 0 2 2 0 4
236 Automatic Temperature and Humidity Regulation 0 2 1 0 1 4
336 Inductor Devices 2 1 0 1 0 4
392 Electric Resistance Heating Devices 2 1 1 0 0 4
452 Butchering 3 0 0 1 0 4
007 Compound Hand Tools 1 1 0 0 1 3
057 Textiles: Spinning, Twisting, and Twining 2 0 0 1 0 3
063 Jewelry 0 1 0 0 2 3
086 Ammunition and Explosive-Charge Making 0 1 1 1 0 3
091 Motors: Expansible Chamber Type 1 1 0 1 0 3
131 Tobacco 0 0 1 1 1 3
152 Resilient Tires and Wheels 0 1 0 0 2 3
172 Earth Working 0 1 2 0 0 3
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 1 1 1 0 3
232 Deposit and Collection Receptacles 0 2 0 1 0 3
237 Heating Systems 0 0 1 2 0 3
261 Gas and Liquid Contact Apparatus 0 1 1 1 0 3
303 Fluid-Pressure and Analogous Brake Systems 1 1 1 0 0 3
322 Electricity: Single Generator Systems 0 0 0 0 3 3
338 Electrical Resistors 0 2 1 0 0 3
353 Optics: Image Projectors 1 0 0 2 0 3
418 Rotary Expansible Chamber Devices 0 1 1 1 0 3
441 Buoys, Rafts, and Aquatic Devices 0 1 1 1 0 3
450 Foundation Garments 0 2 0 0 1 3
492 Roll or Roller 0 0 1 1 1 3
588 Hazardous or Toxic Waste Destruction or Containment 0 0 2 1 0 3
012 Boot and Shoe Making 1 0 0 1 0 2
019 Textiles: Fiber Preparation 1 1 0 0 0 2
027 Undertaking 1 0 0 1 0 2
051 Abrasive Tool Making Process, Material, or Composition 1 0 0 1 0 2
068 Textiles: Fluid Treating Apparatus 2 0 0 0 0 2
076 Metal Tools and Implements, Making 0 0 0 0 2 2
109 Safes, Bank Protection, or a Related Device 0 0 0 0 2 2
140 Wireworking 0 0 1 0 1 2
168 Farriery 0 0 0 1 1 2
201 Distillation: Processes, Thermolytic 0 0 0 0 2 2
203 Distillation: Processes, Separatory 0 0 0 0 2 2
298 Land Vehicles: Dumping 0 0 1 1 0 2
305 Wheel Substitutes for Land Vehicles 0 0 1 0 1 2
352 Optics: Motion Pictures 0 1 0 1 0 2
399 Electrophotography 0 2 0 0 0 2
400 Typewriting Machines 0 1 0 1 0 2
440 Marine Propulsion 1 0 0 1 0 2
023 Chemistry: Physical Processes 0 1 0 0 0 1
026 Textiles: Cloth Finishing 0 0 0 1 0 1
038 Textiles: Ironing or Smoothing 1 0 0 0 0 1
054 Harness for Working Animal 1 0 0 0 0 1
111 Planting 0 0 0 0 1 1
125 Stone Working 0 0 1 0 0 1
144 Woodworking 1 0 0 0 0 1
177 Weighing Scales 1 0 0 0 0 1
196 Mineral Oils: Apparatus 0 0 0 1 0 1
202 Distillation: Apparatus 0 0 1 0 0 1
212 Traversing Hoists 0 0 0 1 0 1
225 Severing by Tearing or Breaking 1 0 0 0 0 1
226 Advancing Material of Indeterminate Length 0 1 0 0 0 1
283 Printed Matter 0 0 0 1 0 1
293 Vehicle Fenders 0 0 0 1 0 1
300 Brush, Broom, and Mop Making 0 0 0 0 1 1
332 Modulators 0 0 0 0 1 1
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 0 0 1
355 Photocopying 0 1 0 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 1 0 0 0 0 1
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 0 0 0 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 1 0 0 1
720 Dynamic Optical Information Storage or Retrieval 1 0 0 0 0 1
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 0 0 1 0 0 1
ALL ALL CLASSES 3219 3483 3961 4091 3825 18579


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