Dow Corning K.K.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5556902 Silicone antifoaming agent compositionExpiredNov 06, 90Sep 17, 96[C08K]
5413792 Mucoadhesive polysiloxane paste-like base and preparationExpiredJan 03, 92May 09, 95[A61K]
5211637 Device for connecting catheter and injection tubeExpiredDec 06, 91May 18, 93[A61M]
5153258 Silicone antifoaming agent compositionExpiredDec 13, 90Oct 06, 92[C08L]
4988761 Process for producing a low water content PVA hydrogelExpiredApr 26, 89Jan 29, 91[C08L]
4961877 Solid silicone defoamerExpiredAug 30, 88Oct 09, 90[C09K]
4959166 Fluid composition for use in viscous couplingExpiredMay 27, 88Sep 25, 90[C10M]
4888434 Antimicrobial agentExpiredMay 23, 88Dec 19, 89[C07F]
4882162 Artificial skinExpiredSep 08, 88Nov 21, 89[A61L]
4847397 Method for the production of silyl group containing amine compoundsExpiredMay 17, 88Jul 11, 89[C07F]
4824903 Heat-resistant polyorganosiloxane compositionExpiredDec 02, 86Apr 25, 89[C08K]
4749740 Method of producing a silicone defoamer compositionExpiredNov 14, 86Jun 07, 88[C08K]
4639489 Method of producing a silicone defoamer compositionExpiredMay 29, 85Jan 27, 87[C08K]
4239042 Catheter placement systemExpiredApr 05, 79Dec 16, 80[A61M]

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