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:
Nov. 16, 2010
Filed:
Apr. 28, 2005
Masaya Kato, Kokubunji, JP;
Norifumi Sato, Himeji, JP;
Minoru Okada, Ako, JP;
Tetsuyuki Uno, Soja, JP;
Nobuaki Ito, Tokushima, JP;
Yasuhiro Takeji, Ako, JP;
Hisashi Shinohara, Himeji, JP;
Masahiro Fuwa, Ikoma, JP;
Masaya Kato, Kokubunji, JP;
Norifumi Sato, Himeji, JP;
Minoru Okada, Ako, JP;
Tetsuyuki Uno, Soja, JP;
Nobuaki Ito, Tokushima, JP;
Yasuhiro Takeji, Ako, JP;
Hisashi Shinohara, Himeji, JP;
Masahiro Fuwa, Ikoma, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides 4-amino-5-cyanopyrimidine derivatives of the formula: wherein R, Rand Rare defined herein, or pharmaceutically acceptable salts thereof, having a safe and potent adenosine A2a receptor agonistic activity; and also provides an adenosine A2a receptor agonist, an intraocular pressure reducing agent, or a medicine for treating glaucoma, etc., which comprises the compound as an active ingredient.