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:
Nov. 26, 2013
Filed:
Jan. 29, 2013
Applicant:
Eisai R&d Management Co., Ltd., Tokyo, JP;
Inventors:
Keigo Tanaka, Tsukuba, JP;
Tomoki Nishioka, Tsukuba, JP;
Assignee:
Eisai R&D Management Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 413/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A compound represented by formula (1-1) or (1-2), or a pharmacologically acceptable salt thereof retains the principal therapeutic effect of sitaxentan and has an improved CYP inhibitory effect: wherein Ris a halogen atom, etc., Ris a methyl group, etc., Ris a Calkyl group, etc., and M is a group represented by: etc.