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:
Aug. 05, 2008
Filed:
Oct. 26, 2004
Applicants:
Satoshi Yonishi, Osaka, JP;
Satoshi Aoki, Osaka, JP;
Yuji Matsushima, Osaka, JP;
Atsushi Akahane, Osaka, JP;
Inventors:
Satoshi Yonishi, Osaka, JP;
Satoshi Aoki, Osaka, JP;
Yuji Matsushima, Osaka, JP;
Atsushi Akahane, Osaka, JP;
Assignee:
Astellas Pharma Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/4965 (2006.01); C07D 401/00 (2006.01); C07D 403/00 (2006.01); C07D 405/00 (2006.01); C07D 409/00 (2006.01); C07D 411/00 (2006.01); C07D 413/00 (2006.01); C07D 417/00 (2006.01); C07D 419/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pyrazine derivative of the following formula (I): or a salt thereof. The pyrazine compound (I) and a salt thereof of the present invention are adenosine antagonists and are useful for the prevention and/or treatment of depression, dementia (e.g. Alzheimer's disease, cerebrovascular dementia, dementia accompanying Parkinson's disease, etc.), Parkinson's disease, anxiety, pain, cerebrovascular disease (e.g. stroke, etc.), heart failure and the like.