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. 29, 2014
Filed:
Nov. 24, 2011
Applicants:
Kazuki Endo, Choshi, JP;
Kohei Yamada, Choshi, JP;
Kazuki Deguchi, Choshi, JP;
Inventors:
Assignee:
Yamasa Corporation, Choshi-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 473/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the present invention, a novel 2-alkynyl-N9-propargyladenine represented by formula (I) wherein Rrepresents a halogen atom, a furyl group, or a triazolyl group; Rand Reach represents a hydrogen atom or a C1-8 alkyl group, or form a cycloalkyl group by bonding to each other; and X represents a hydrogen atom or a hydroxyl group, or a pharmaceutically acceptable salt thereof, has a stronger and longer-lasting effect as a therapeutic agent for Parkinsonian syndromes.