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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5079237 Inclusion complex of nicardipine or its hydrochloride with beta-cyclodextrin and a sustained release pharmaceutical preparation containing the sameExpiredJan 18, 89Jan 07, 92[A61K, C07D]
5069910 Dispersible cimetidine tabletsExpiredJun 15, 89Dec 03, 91[A61K]
5047247 Dispersible tablets of dihydroergotoxine methanesulfonate and of acid addition salts thereofExpiredSep 26, 89Sep 10, 91[A61K]
4855439 Process for the preparation of cimetidineExpiredJan 25, 88Aug 08, 89[C07D]
4467093 Process for preparing a 1,4-dihydropyridine derivativeExpiredJul 27, 82Aug 21, 84[C07D]

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