YOSHITOMI PHARMACEUTICAL INDUSTRIES, LTD.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5637322 Method for producing composition for solid medicineExpiredJun 15, 95Jun 10, 97[A61K]
5616581 Pharmaceutical use of pyridine compoundsExpiredJun 02, 95Apr 01, 97[A61K]
5597918 Fused pyridazine compoundExpiredJun 02, 95Jan 28, 97[C07D]
5593988 Therapeutic agent for osteoporosis and diazepine compoundExpiredAug 02, 94Jan 14, 97[A61K, C07D]
5532240 Condensed thiophene compound and pharmaceutical use thereofExpiredJul 08, 94Jul 02, 96[A61K, C07D]
5504082 Pyridine compound and pharmaceutical compostionsExpiredDec 01, 94Apr 02, 96[A61K, C07D]
5491171 Pharmaceutical preparation containing prostaglandin compound for rectal or vaginal administrationExpiredJul 27, 94Feb 13, 96[A61K]
5466691 Thiophene compoundExpiredMar 30, 93Nov 14, 95[A61K, C07D]
5420164 Cycloalkylurea compoundsExpiredMay 03, 93May 30, 95[A61K, C07C]
5329016 Intermediates for the preparation of pharmaceutical thiophene compoundsExpiredJul 30, 92Jul 12, 94[C07D]
5318969 Benzopyran compound and its pharmaceutical useExpiredJun 11, 92Jun 07, 94[A61K, C07D]
5273998 Process for making an optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compoundExpiredOct 19, 92Dec 28, 93[A61K, C07D]
5198452 Styryl phridyl compounds and their pharmaceutical compositionsExpiredJul 10, 91Mar 30, 93[A61K, C07D]
5185333 Benzazine compounds and pharmaceutical uses thereofExpiredJun 26, 91Feb 09, 93[A61K, C07D]
5183882 2'-deoxy-2'-methylidenecytidine dihydrate, methods for its production and compositionsExpiredFeb 19, 91Feb 02, 93[A61K, C04H]
5179203 Thiadiazine compound with a novel crystalline formExpiredJul 31, 90Jan 12, 93[C07D]
5177216 Diastereomeric ester compound useful as an intermediate in the making of an optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compoundExpiredMay 13, 91Jan 05, 93[C07D]
5175162 Thiophene compounds and their pharmaceutical usesExpiredOct 30, 90Dec 29, 92[A61K, C07D]
5162553 Processes for preparing optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compounds and intermediates thereforExpiredJun 19, 91Nov 10, 92[C07D]
5153194 Thienocycloheptapyridazine compounds and their pharmaceutical useExpiredMay 17, 90Oct 06, 92[A61K, C07D]

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