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.

Date of Patent:
Apr. 25, 1995

Filed:

Jun. 08, 1993
Applicant:
Inventors:

Wan J Kim, Daejeon 305-606, KR;

Tae S Lee, Daejeon 302-181, KR;

Myung H Park, Seoul 135-110, KR;

Jae D Ha, Daejeon 305-333, KR;

Bong J Kim, Daejeon 305-343, KR;

Keun S Nam, Daejeon 305-333, KR;

Jae Y Kong, Daejeon 305-606, KR;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514254 ; 514312 ; 544363 ; 546156 ;
Abstract

The present invention relates to novel quinoline derivatives of formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, X, Y and Z are defined as in the specification, and pharmaceutically acceptable acid addition salts thereof, and also to processes for preparing these compounds. The present invention also provides an antibacterial composition comprising a compound of formula (I) or its acid addition salt as an active ingredient and pharmaceutically acceptable excipient. The novel quinoline derivatives of the present invention have an excellent antibacterial activity against bacteria or bacteroides.


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