GAF CHEMICALS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5156914 Process for producing particulate silicon encapsulated productsMay 06, 91Oct 20, 92[A61K, B01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D337068 Ornamental chainExpiredJan 31, 91Jul 06, 93[]
5160528 Delivery system for agricultural chemicalsExpiredApr 05, 90Nov 03, 92[A01N]
5035829 Paint removing compositionsExpiredDec 20, 88Jul 30, 91[C11D]
5030339 Separation of gas and oil mixturesExpiredOct 13, 89Jul 09, 91[C10G]
5011726 Low temperature sealing adhesive compositionExpiredFeb 21, 90Apr 30, 91[B32B]
4879868 Reverser for harvesting apparatusExpiredMay 23, 88Nov 14, 89[A01D]
4614538 Herbicidal compositionExpiredMar 01, 85Sep 30, 86[E05B]
4578407 Thixotropic rust removal coating and processExpiredMar 31, 82Mar 25, 86[B08B, C11D, C08L]
4568382 Herbicidal compounds, compositions, and method of useExpiredDec 02, 83Feb 04, 86[A01N, C07C]
RE32072 Process of producing a distilled butanediol product of high quality in high yieldExpiredMar 02, 83Jan 28, 86[C07C]
4549007 Diamine/diol chain extender blends for rim processExpiredNov 16, 84Oct 22, 85[B29H, C08G]
4543426 Herbicidal compoundsExpiredJan 09, 84Sep 24, 85[C07C]
4527509 Dielectric film processorExpiredMay 10, 84Jul 09, 85[G03G]
4523004 Diamine/diol chain extender blends for rim processExpiredJun 23, 83Jun 11, 85[B29H, C08G]
4448905 Alcohol substituted amides as chain extenders for polyurethanesExpiredSep 30, 82May 15, 84[C08J, C08G]
4435588 Herbicidal compounds, compositions, and method of useExpiredJul 15, 81Mar 06, 84[C07C]
4430158 Method of improving the wet tensile strength of glass fiber matsExpiredSep 14, 81Feb 07, 84[D21H]
4429146 Substituted diphenyl ether herbicides and process for useExpiredApr 15, 82Jan 31, 84[C07C]
4419471 Core-shell polymersExpiredSep 30, 82Dec 06, 83[C08K]
4387121 Method of manufacture of a water-permeable-hydrophobic membraneExpiredSep 10, 81Jun 07, 83[B05D]

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