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. 02, 1991
Filed:
Apr. 21, 1988
Applicant:
Inventors:
Shinichi Kondo, Yokohama, JP;
Takashi Tsuruoka, Yokohama, JP;
Katsuyoshi Iwamatsu, Yokohama, JP;
Kiyoaki Katano, Yokohama, JP;
Satoru Nakabayashi, Yokohama, JP;
Hiroko Ogino, Yokohama, JP;
Takashi Yoshida, Yokohama, JP;
Masaji Sezaki, Yokohama, JP;
Assignees:
Meiji Saika Kaisha, Ltd., Tokyo, JP;
Zaidanhojin Biseibutsu Kagaku Kenkyukai, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514206 ; 514202 ; 514209 ; 540222 ; 540225 ; 540228 ;
Abstract
Cephalosporin compounds of the formula (I): ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different and are a hydrogen atom or a lower alkyl group of 1-5 carbon atoms and A is a hydrogen atom or a nucleophilic compound residue or pharmacologically acceptable salts thereof have excellent antibacterial activity against Gram positive and Gram negative microorganisms.