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:
Jun. 18, 2019
Filed:
Jan. 12, 2017
Sumitomo Dainippon Pharma Co., Ltd., Osaka-shi, Osaka, JP;
Hitoshi Watanabe, Toyonaka, JP;
Yoshiaki Isobe, Takatsuki, JP;
Hidenori Kimura, Tokyo, JP;
Yuji Fujiwara, Ibaraki, JP;
SUMITOMO DAINIPPON PHARMA CO., LTD., Osaka-shi, Osaka, JP;
Abstract
The present invention provides a compound of formula (1) and a pharmaceutical composition comprising the compound useful as a nerve regeneration promoter wherein R-L- is R—OC(O)—, or the like, Ris hydrogen atom, optionally-substituted Calkyl group, optionally-substituted 3- to 8-membered cycloalkyl group, or the like, Ris hydrogen atom or the like, Ring A is formula (2) or formula (3) wherein Ris hydrogen atom, optionally-substituted Calkyl group, or the like, the part of X, Y, and Z is X═Y—Z, X—Y═Z, or X—Y—Z, X is nitrogen atom, NR(Ris hydrogen atom, optionally-substituted Calkyl group, or the like), or the like, Y is carbon atom or the like, and Z is carbon atom, nitrogen atom or the like.