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. 27, 1990
Filed:
Aug. 05, 1988
Applicant:
Inventors:
Kazuo Kaneko, Tokyo, JP;
Masahiko Yamaguchi, Tokyo, JP;
Michihiro Gonda, Tokyo, JP;
Kensaku Okano, Tokyo, JP;
Kazuyuki Wakasugi, Tokyo, JP;
Assignee:
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564373 ; 564374 ; 564434 ; 564442 ; 564443 ;
Abstract
A pentadiene compound of the formula: ##STR1## wherein each of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is a C.sub.1 -C.sub.4 alkyl group or a substituted or unsubstituted aryl or aralkyl group, R.sub.5 is an alkyl group, and X is a hydrogen atom, a C.sub.1 -C.sub.4 alkyl group, a C.sub.1 -C.sub.4 alkoxy group or a halogen atom.