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:
Mar. 05, 1991
Filed:
Mar. 31, 1987
Applicant:
Inventors:
Masayuki Iwata, Tokyo, JP;
Tomio Kimura, Ube, JP;
Yoshimi Fujihara, Ube, JP;
Tetsushi Katsube, Ube, JP;
Assignees:
Sankyo Company Limited, Tokyo, JP;
Ube Industries Limited, Ube, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544363 ; 540200 ; 540364 ; 540575 ; 544 586 ; 544 69 ; 544128 ; 544229 ; 546 13 ; 546156 ;
Abstract
Compounds of formula (I): ##STR1## (in which R.sup.1 is alkoxy, R is alkyl, haloalkyl, alkylamino, cycloalkyl or optionally substituted phenyl, X is chlorine or fluorine and Y is selected from certain specific heterocycles) have excellent antibacterial activity. They may be prepared by introducing the group represented by Y into the corresponding compound in which Y is replaced by a halogen atom.