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:
Jan. 24, 2017
Filed:
Apr. 03, 2014
Applicant:
Eisai R&d Management Co., Ltd., Bunkyo-ku, Tokyo, JP;
Inventors:
Yoshihiko Norimine, Tsukuba, JP;
Nobuaki Sato, Tsukuba, JP;
Yuki Ishihara, Tsukuba, JP;
Kunitoshi Takeda, Tsukuba, JP;
Assignee:
Eisai R&D Management Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/44 (2006.01); C07D 471/00 (2006.01); C07D 471/04 (2006.01); A61K 31/4745 (2006.01);
U.S. Cl.
CPC ...
C07D 471/04 (2013.01); A61K 31/4745 (2013.01);
Abstract
A compound represented by formula (I), or a pharmaceutically acceptable salt thereof: wherein Rrepresents a group represented by the formula: a group represented by the formula: or a group represented by the formula: and Rrepresents a 3-methyltetrahydro-2H-pyran-4-yl group or 4-methoxycyclohexyl group.