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:
Nov. 16, 1993
Filed:
Dec. 28, 1990
Tetsuhiko Shirasaka, Kawagoe, JP;
Hiroshi Ishikawa, Otsu, JP;
Koichi Yasumura, Otsu, JP;
Koichiro Jitsukawa, Ashiya, JP;
Sachio Toyama, Otsu, JP;
Hidetsugu Tsubouchi, Otsu, JP;
Kimio Sudo, Shiga, JP;
Koichi Tsuji, Otsu, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
There is provided a cephalosporin derivative represented by the general formula (1): ##STR1## wherein R.sup.101, R.sup.102, R.sup.103 and Y.sup.101 are as difined; the general formula (2): ##STR2## wherein R.sup.201, R.sup.202 and R.sup.203 are as defined above; the general formula (3): ##STR3## wherein R.sup.301, R.sup.302, Y.sup.301, Y.sup.302 and A.sup.301 are as defined; or pharmaceutically acceptable salt thereof. The compound is useful as an active ingredient of antimicrobial agent.