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:
Apr. 13, 1993
Filed:
Mar. 15, 1990
Yong Z Kim, Daejeon-si, KR;
Hun S Oh, Daejeon-si, KR;
Jae H Yeo, Daejeon-si, KR;
Jong C Lim, Daejeon-si, KR;
Won S Kim, Daejeon-si, KR;
Chan S Bang, Daejeon-si, KR;
Hyeon J Yim, Daejeon-si, KR;
Lucky, Ltd., Seoul, KR;
Abstract
The present invention relates to new cephalosporin compounds of the formula(I), pharmaceutically acceptable non-toxic salts thereof, and physiologically hydrolyzable esters and solvates thereof, which have potent and broad antibacterial activities ##STR1## wherein R.sup.1 is a C.sub.1.about.4 alkyl, C.sub.3.about.4 alkenyl, C.sub.3.about.4 alkynyl group, or --C(R.sup.a)(R.sup.b)CO.sub.2 H.sub.1 wherein R.sup.a and R.sup.b are the same or different, and each is a hydrogen atom or a C.sub.1.about.4 alkyl group, or R.sup.a and R.sup.b form a C.sub.3.about.7 cycloalkyl group with the carbon atom to which they are linked;