The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 19, 1988
Filed:
Jun. 09, 1986
Takashi Tsuruoka, Kawasaki, JP;
Katsuyoshi Iwamatsu, Yokohama, JP;
Kiyoaki Katano, Yokohama, JP;
Hiroko Ogino, Kawasaki, JP;
Ryoichi Okamoto, Chiba, JP;
Takashi Yoshida, Tokyo, JP;
Masaji Sezaki, Tokyo, JP;
Fumio Kai, Fujisawa, JP;
Shigeharu Inoue, Yokohama, JP;
Shinichi Kondo, Yokohama, JP;
Meiji Seika Kaisha, Ltd., Tokyo, JP;
Abstract
Cephalosporin compounds represented by the following formula (I) and pharmaceutically acceptable salts thereof have a broad bactericidal spectrum against various pathogenic bacteria including Psuedomonas aeruginosa and are useful as bactericidal remedies for pathogenic diseases of human and animals: ##STR1## wherein A represents an unsubstituted or substituted pyridylthio group of a formula (I-1); ##STR2## or an unsubstituted or substituted pyridiniumthio group of a formula (I-2): ##STR3## or an unsubstituted or substituted pyridinium group of a formula (I-3); ##STR4## or a 5- or 6-membered heterocyclicthio or bicycloheterocyclicthio group of a formula (I-4):