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:
Sep. 11, 2012
Filed:
Oct. 14, 2009
Kazuo Shimizu, Azumino, JP;
Masato Iizuka, Azumino, JP;
Hideki Fujikura, Azumino, JP;
Yasushi Takigawa, Azumino, JP;
Masahiro Hiratochi, Azumino, JP;
Kazuo Shimizu, Azumino, JP;
Masato Iizuka, Azumino, JP;
Hideki Fujikura, Azumino, JP;
Yasushi Takigawa, Azumino, JP;
Masahiro Hiratochi, Azumino, JP;
Kissei Pharmaceutical Co., Ltd., Matsumoto-shi, JP;
Abstract
The present invention provides compounds useful as agents for the prevention or treatment of a disease associated with abnormal plasma uric acid level and the like. The present invention relates to fused ring derivatives represented by the following formula (I) having xanthine oxidase inhibitory activities and useful as agents for the prevention or treatment of a disease associated with abnormality of plasma uric acid level, prodrugs thereof, salts thereof or the like. In the formula (I), Xand Xrepresent CH or N; ring U represents aryl or heteroaryl; m represents integral number from 0 to 2; n represents integral number from 0 to 3; Rrepresents a hydroxy group, amino or Calkyl; Rrepresents Calkyl, Calkoxy Calkyl or the like.