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Serving leading biopharmaceutical companies globally:

Argus Health
Baxter
Daiichi Sankyo
Julphar
Colorcon
Healthtrust
Citi
McKesson
Chubb
Fish and Richardson

Generated: February 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,880,283

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Summary for Patent: 5,880,283
Title: 8-alkoxyquinolonecarboxylic acid hydrate with excellent stability and process for producing the same
Abstract:The invention provides 1-cyclopropyl-6-fluoro-1,4- dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3- quinolinecarboxylic acid sesquihydrate with excellent stability represented by a following formula (1), ##STR1## and process for producing the same.
Inventor(s): Matsumoto; Toyomi (Kamiina-gun, JP), Hara; Masamoto (Okaya, JP), Miyashita; Kunio (Okaya, JP), Kato; Yukihiro (Okaya, JP)
Assignee: Kyorin Pharmaceutical Co., Ltd. (Tokyo, JP)
Application Number:08/860,325
Patent Claim Types:
see list of patent claims
Compound; Process;

Drugs Protected by US Patent 5,880,283

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 5,880,283

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan6-335569Dec 21, 1994
PCT Information
PCT FiledDecember 05, 1995PCT Application Number:PCT/JP95/02477
PCT Publication Date:June 27, 1996PCT Publication Number: WO96/19472

International Patents Family Members for US Patent 5,880,283

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 3994695 ➤ Try a Free Trial
Canada 2208704 ➤ Try a Free Trial
China 1171108 ➤ Try a Free Trial
China 1137890 ➤ Try a Free Trial
Germany 69526453 ➤ Try a Free Trial
Denmark 0805156 ➤ Try a Free Trial
European Patent Office 0805156 ➤ Try a Free Trial
Australia 694946 ➤ Try a Free Trial
Austria 216381 ➤ Try a Free Trial
Spain 2173982 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Baxter
Merck
AstraZeneca
McKesson
Queensland Health
McKinsey
Covington
Medtronic
Cerilliant

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