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:
Aug. 24, 2010
Filed:
Mar. 22, 2006
Shuhei Miyazawa, Tsukuba, JP;
Hitoshi Harada, Tsukuba, JP;
Hideaki Fujisaki, Tsukuba, JP;
Atsuhiko Kubota, Tsukuba, JP;
Kotaro Kodama, Tsukuba, JP;
Junichi Nagakawa, Tsukuba, JP;
Kiyoshi Oketani, Tokyo, JP;
Nobuhisa Watanabe, Tsukuba, JP;
Shuhei Miyazawa, Tsukuba, JP;
Hitoshi Harada, Tsukuba, JP;
Hideaki Fujisaki, Tsukuba, JP;
Atsuhiko Kubota, Tsukuba, JP;
Kotaro Kodama, Tsukuba, JP;
Junichi Nagakawa, Tsukuba, JP;
Kiyoshi Oketani, Tokyo, JP;
Nobuhisa Watanabe, Tsukuba, JP;
Eisai R&D Management Co., Ltd., Tokyo, JP;
Abstract
A compound represented by the following general formula (1), or a salt or hydrate thereof: [Formula 1] wherein Rrepresents a C1-C6 alkyl group or C2-C6 alkynyl group which may be substituted, or a phenyl group which may be substituted, Rrepresents a hydrogen atom or a C1-C6 alkyl group, Rrepresents methyl or ethyl group, Rrepresents a C1-C6 alkyl group, Rrepresents a hydrogen atom, provided that a compound wherein Ris a C1-C6 alkyl group unsubstituted or substituted with a halogen atom and Ris a hydrogen atom is excluded.