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:
May. 14, 1985
Filed:
Dec. 09, 1983
Takeo Yoshioka, Ayase, JP;
Kenichi Yamamoto, Fujisawa, JP;
Yasuo Fukagawa, Kamakura, JP;
Yasutaka Shimauchi, Kanagawa, JP;
Tomoyuki Ishikura, Chigasaki, JP;
Sanraku-Ocean Co., Ltd., Tokyo, JP;
Abstract
A compound represented by the following formula: ##STR1## wherein R.sub.1 represents a hydrogen atom or a hydroxyl group, R.sub.2 represents a group of the formula --CH.sub.2 NO.sub.2, --CN.fwdarw.O or ##STR2## in which A represents a group of the formula ##STR3## in which R.sub.4 represents a hydrogen atom or an alkoxycarbonyl group, R.sub.5 represents a phenyl, alkoxycarbonyl or alkanoyloxymethyl group, R.sub.6 represents an alkyl group and R.sub.7 represents a phenyl, naphthyl, pyridyl, furyl or thienyl group; and R.sub.3 represents a hydrogen atom or a substituted or unsubstituted hydrocarbon group, and a process for production thereof.