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Details for Patent: 5,563,138

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Summary for Patent: 5,563,138

Title: Benzoheterocyclic compounds
Abstract:Novel 4-oxoquinoline-3-carboxylic acid compounds of the formula: ##STR1## wherein R.sup.1 is cyclopropyl which may have 1 to 3 substituents of alkyl and halogen; phenyl which may be substituted by 1 to 3 substituents of alkoxy, halogen and OH; alkyl which may be substituted by halogen, alkanoyloxy or OH; alkenyl; or thienyl, R.sup.2 is 5- to 9-membered saturated or unsaturated heterocyclic ring which may be sustituted, R.sup.3 is alkyl, R is H or alkyl, and X is halogen, and pharmaceutically acceptable salts thereof, said compounds having excellent antimicrobial activity and hence being useful as an antimicrobial agent, and a pharmaceutical composition containing said compound as an active ingredient.
Inventor(s): Ueda; Hiraki (Mishima, JP), Miyamoto; Hisashi (Tokushima, JP), Yamashita; Hiroshi (Tokushima, JP), Tone; Hitoshi (Itano, JP)
Assignee: Otsuka Pharmaceutical Company, Limited (Tokyo, JP)
Application Number:07/179,239
Patent Claim Types:
see list of patent claims
Compound; Composition;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,563,138

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan62-94198Apr 16, 1987
Japan62-102351Apr 24, 1987
Japan62-108361Apr 30, 1987
Japan62-126598May 22, 1987
Japan62-149544Jun 16, 1987

International Patent Family for Patent: 5,563,138

Country Document Number Publication Date Supplementary Protection Certificate SPC Country SPC Expiration
Netherlands980011May 06, 1998
South Korea940002113Mar 17, 1994
Singapore97777Aug 20, 2003
European Patent Office0823413Feb 13, 2002
Hong Kong128797Sep 19, 1997
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ISSN: 2162-2639

Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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