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:
May. 27, 1997
Filed:
Jun. 15, 1995
Chang Y Hong, Daejeon, KR;
Young K Kim, Kyungki-do, KR;
Jay H Chang, Daejeon, KR;
Se H Kim, Seoul, KR;
Hoon Choi, Daejeon, KR;
Do H Nam, Daejeon, KR;
Jin H Kwak, Daejeon, KR;
Yi N Jeong, Daejeon, KR;
Jeong I Oh, Daejeon, KR;
Mu Y Kim, Daejeon, KR;
LG Chemical Ltd., Seoul, KR;
Abstract
The present invention relates to a novel quinolone compound having an excellent antibacterial activity. More specifically, the present invention relates to a novel quinoline(naphthyridine)carboxylic acid derivative represented by the following formula (I), which has an 4-aminomethyl-3-oximepyrrolidine substituent on 7-position of the quinolone nucleus and shows a superior antibacterial activity in contrast to the known quinolone antibacterial agents having a weak activity against gram-positive bacterial strains and also has a broad antibacterial spectrum and a highly improved pharmacokinetic property: ##STR1## wherein R, R.sub.1, R.sub.2, R.sub.3, R.sub.4 and Q are defined as described in the specification.