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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science

Class Number Class Name Patents
420 Alloys or metallic compositions 18,535
119 Animal husbandry 18,349
134 Cleaning and liquid contact with solids 50,974
252 Compositions 73,580
501 Compositions: ceramic 35,021
106 Compositions: coating or plastic 70,966
34 Drying and gas or vapor contact with solids 24,131
349 Liquid crystal cells, elements and systems 47,840
184 Lubrication 6,426
72 Metal deforming 39,440
164 Metal founding 26,329
228 Metal fusion bonding 29,061
76 Metal tools and implements, making 2,841
148 Metal treatment 45,821
266 Metallurgical apparatus 12,698
208 Mineral oils: processes and products 38,050
299 Mining or in situ disintegration of hard material 6,263
977 Nanotechnology 11,644
264 Plastic and nonmetallic article shaping or treating: processes 158,669
425 Plastic article or earthenware shaping or treating: apparatus 77,272
419 Powder metallurgy processes 15,071
503 Record receiver having plural interactive leaves or a colorless color former, method of use, or developer therefor 8,346
117 Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor 21,336
508 Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions 17,287
75 Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures 22,774
428 Stock material or miscellaneous articles 370,096
526 Synthetic resins or natural rubbers -- part of the class 520 series 89,320
527 Synthetic resins or natural rubbers -- part of the class 520 series 1,846
528 Synthetic resins or natural rubbers -- part of the class 520 series 127,716
525 Synthetic resins or natural rubbers -- part of the class 520 series 146,255
524 Synthetic resins or natural rubbers -- part of the class 520 series 154,957
523 Synthetic resins or natural rubbers -- part of the class 520 series 31,722
521 Synthetic resins or natural rubbers -- part of the class 520 series 38,826
520 Synthetic resins or natural rubbers -- part of the class 520 series 12
522 Synthetic resins or natural rubbers -- part of the class 520 series 31,300
245 Wire fabrics and structure 280
 
 
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