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:
Mar. 22, 2011
Filed:
Apr. 08, 2005
Applicants:
Isao Umeda, Yokohama, JP;
Jun Ohwada, Kamakura, JP;
Sawako Ozawa, Kamakura, JP;
Inventors:
Assignee:
Chugai Seiyaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 471/04 (2006.01); C07D 471/22 (2006.01); C07D 487/04 (2006.01); C07D 487/00 (2006.01); C07D 471/00 (2006.01); C07D 239/00 (2006.01); C07D 239/70 (2006.01); C07D 519/04 (2006.01); A01N 43/42 (2006.01); A61K 31/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
An objective of the present invention is to provide water-soluble prodrugs that can be administered parenterally, and which show excellent water solubility and small interspecies or individual differences and are rapidly converted to the active form by chemical conversion. This invention provides water-soluble prodrugs represented by formula (1), or pharmaceutically acceptable salts, or hydrates or solvates thereof, (wherein,