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. 03, 1992
Filed:
Apr. 10, 1990
Applicant:
Inventors:
Seisaku Kumai, Fujisawa, JP;
Osamu Yokokoji, Yokohama, JP;
Akihiro Tamaoki, Ichihara, JP;
Ryonosuke Yoshida, Katano, JP;
Yoshiyuki Murakami, Yawata, JP;
Assignees:
Asahi Glass Company Ltd., Tokyo, JP;
Katayama Seiyakusho Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 43 ; 546138 ; 560 51 ; 560 60 ; 560493 ; 560840 ;
Abstract
A 2-chloro-4,5-difluorobenzoyl compound of the formula: ##STR1## wherein R.sup.2 is a lower alkyl group, and R.sup.7 is a 2,4-difluorophenyl group or a 4-fluorophenyl group.