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:
Jul. 21, 2009
Filed:
Mar. 29, 2004
Yukinori Masuda, Chiyoda-ku, JP;
Taiji Furukawa, Saitama, JP;
Yukinori Masuda, Chiyoda-ku, JP;
Taiji Furukawa, Saitama, JP;
Nissan Chemical Industries, Ltd., Tokyo, JP;
Abstract
There is provided a T-type calcium channel blocker that is optically active 1,4-dihydropyridine compound, a pharmaceutically acceptable salt thereof or a solvate thereof, of formula (1) wherein Rand Rare independently of each other Calkyl group or Rand Rtogether form —CRR—CRR, —CRR—CRR—CRR— or —CRR—CRR—CRR—CRR—, etc., Xand Xare independently of each other O or NR, Ar is optionally substituted phenyl group, etc., Rand Rare independently of each other Calkyl group, —L—NRR, CHO—L—NRRCN, —L—N(CHCH)NRor NRR, etc., Y is Calkyl group, —L—NRR and * is absolute configuration of R.