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. 20, 2014
Filed:
Oct. 26, 2012
Applicant:
Astellas Pharma Inc., Chuo-ku, JP;
Inventors:
Shunichiro Hachiya, Chuo-ku, JP;
Masanori Miura, Chuo-ku, JP;
Yoshimasa Imamura, Chuo-ku, JP;
Daisuke Kaga, Chuo-ku, JP;
Ippei Sato, Chuo-ku, JP;
Hiroyuki Moritomo, Chuo-ku, JP;
Koji Kato, Chuo-ku, JP;
Kazuhiro Terai, Chuo-ku, JP;
Yoh Terada, Chuo-ku, JP;
Assignee:
Astellas Pharma Inc., Chuo-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 333/68 (2006.01); A61K 31/381 (2006.01); A61K 31/4025 (2006.01); A61K 31/4436 (2006.01);
U.S. Cl.
CPC ...
Abstract
The purpose is to provide a compound which has an intestinal phosphate transporter (NPT-IIb) inhibitory action and is useful as an active ingredient of an agent for treating and/or preventing hyperphosphatemia. A tetrahydrobenzothiophene compound of the following formula (I) has NPT-IIb inhibitory action and can be used as an agent for treating and/or preventing hyperphosphatemia: