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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.:

US 5245060 B1

PDFFull Text
Date of Patent:
Sep. 14, 1993

Filed:

Mar. 12, 1992

Terpene derivatives and process for preparing the same

Applicant:
Inventors:

Kimio Hamamura, Chiba, JP;

Yoshio Urawa, Ibaraki, JP;

Yukio Narabe, Ibaraki, JP;

Yoshihiko Hisatake, Ibaraki, JP;

Shizumasa Kijima, Chiba, JP;

Assignee:

Eisai Co. Ltd., Tokyo, JP;

Attorney:

Flynn, Thiel, Boutell & Tanis

Primary Examiner:

Jose G Dees

Assistant Examiner:

Samuel Barts

Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
554103 ; 554114 ; 560 35 ; 560125 ; 560168 ;
Abstract

A terpene derivative represented by the general formula (I): ##STR1## wherein R.sup.1 represents a lower alkyl group; R.sup.2 represents an alkyl group, a cycloalkyl group, a cycloalkylalkyl group, an aryl group, an arylalkyl group or a heteroaryl group; n is 0 or 1 or 2; and the symbol ' ' represents a single or double bond with the proviso that both of the linkages adjacent to each other are not simultaneously single bonds or double bonds which are useful for the preparation of drug, food, perfume and so on, and a process for preparing thereof.

Find Patent Forward Citations

Hamamura, Kimio. (1993). Terpene derivatives and process for preparing the same (U.S. Patent No. 5245060). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5245060

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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