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:
Dec. 13, 2011
Filed:
Feb. 15, 2007
Applicants:
Haruhiko Machida, Tokyo, JP;
Masaichi Yamamoto, Tokyo, JP;
Inventors:
Haruhiko Machida, Tokyo, JP;
Masaichi Yamamoto, Tokyo, JP;
Assignee:
aRigen Pharmaceuticals, Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07H 19/09 (2006.01); A61K 31/7072 (2006.01);
U.S. Cl.
CPC ...
Abstract
A novel pyrimidine nucleoside derivative represented by the following formula (1) and a salt thereof, as well as a pharmaceutical composition comprising the same as an active ingredient have excellent antiviral properties and are useful as antiviral therapeutic agents: [wherein R represents a nitrogen-containing heterocyclic ring which may have any one of a C-Calkyl group or a C-Calkoxy group as a substituent, or a C-Calkyl group which has one primary amino group as a substituent].