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:
Jan. 03, 1989
Filed:
Oct. 28, 1986
Applicant:
Inventors:
Jun-ichi Matsumoto, Ikoma, JP;
Teruyuki Miyamoto, Sakai, JP;
Hiroshi Egawa, Toyonaka, JP;
Shinichi Nakamura, Takatsuki, JP;
Assignee:
Dainippon Pharmaceutical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514254 ; 514218 ; 540575 ; 544363 ;
Abstract
The present invention relates to a quinoline derivative of the formula ##STR1## wherein Z is an amino group or a halogen atom, R.sub.1 is a hydrogen atom or a methyl or ethyl group, R.sub.2 is a hydrogen atom or a methyl or fluoromethyl group, R.sub.3 and R.sub.4 are the same or different and each represents a hydrogen atom or a methyl group, and n is 1 or 2; and esters thereof and salts thereof and processes for preparation thereof. These compounds show excellent antibacterial activity and are useful antibacterial agents.