MITSUHASHI, SUSUMU

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4898858 Cephalosporin derivatives and antibiotics containing the sameExpiredNov 10, 86Feb 06, 90[A61K, C07D]
4810702 Antibacterial agent for mammal use comprising cephalosporin derivatives as an effective ingredientExpiredDec 11, 87Mar 07, 89[A61K, C07D]
4785090 Cephalosporin derivativesExpiredFeb 21, 85Nov 15, 88[A61K, C07D]

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