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. 09, 2008
Filed:
Oct. 30, 2003
Yu Momose, Osaka, JP;
Nozomu Sakai, Osaka, JP;
Tsuyoshi Maekawa, Osaka, JP;
Masatoshi Hazama, Osaka, JP;
Toru Kawamura, Osaka, JP;
Yu Momose, Osaka, JP;
Nozomu Sakai, Osaka, JP;
Tsuyoshi Maekawa, Osaka, JP;
Masatoshi Hazama, Osaka, JP;
Toru Kawamura, Osaka, JP;
Takeda Pharmaceutical Company Limited, Osaka, JP;
Abstract
The present invention provides an agent for preventing or treating neuropathy having superior action and low toxicity. This agent comprises a compound represented by the formula: wherein ring A is a 5-membered aromatic heterocycle containing 2 or more nitrogen atoms, which may further have substituent(s); B is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group; X is a divalent acyclic hydrocarbon group; Z is —O—, —S—, —NR—, —CONR— or —NRCO— (Ris a hydrogen atom or an optionally substituted alkyl group); Y is a bond or a divalent acyclic hydrocarbon group; Ris an optionally substituted cyclic group, an optionally substituted amino group or an optionally substituted acyl group, provided that when the 5-membered aromatic heterocycle represented by ring A is imidazole, then Z should not be —O—, or a salt thereof.