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:
Feb. 05, 1991
Filed:
Apr. 13, 1989
Applicant:
Inventors:
Hirokazu Narita, Toyama, JP;
Yozo Todo, Toyama, JP;
Jun Nitta, Toda, JP;
Hiroyasu Takagi, Toyama, JP;
Fumihiko Iino, Toyama, JP;
Mikako Miyajima, Toyma, JP;
Yoshikazu Fukuoka, Toyma, JP;
Isamu Saikawa, Toyama, JP;
Assignee:
Toyama Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; C07D / ;
U.S. Cl.
CPC ...
5142282 ; 5142302 ; 514250 ; 544 32 ; 544101 ; 544344 ;
Abstract
This invention relates to a novel pyridone carboxylic acid derivative having a substituted or unsubstituted cyclopropyl group at the 10-position of pyridobenzoxazine, pyridobenzothiazine or pyridoquinoxaline and a salt thereof, a process for the production thereof and an antibacterial agent comprising the same.