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:
Apr. 20, 2010
Filed:
Apr. 27, 2006
Akira Masuda, Kita-ku, JP;
Takeshi Onda, Kita-ku, JP;
Hiroko Mashiba, Kita-ku, JP;
Keiichirou Yamamoto, Kita-ku, JP;
Kazutoshi Takashio, Kita-ku, JP;
Akira Masuda, Kita-ku, JP;
Takeshi Onda, Kita-ku, JP;
Hiroko Mashiba, Kita-ku, JP;
Keiichirou Yamamoto, Kita-ku, JP;
Kazutoshi Takashio, Kita-ku, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
A derivative of a cytidine metabolic antagonist which can exert a high therapeutic effect at a low dose. A polymeric derivative of a cytidine metabolic antagonist which comprises a polymeric compound having a polyethylene glycol moiety and a polymer moiety having a carboxyl group in a side chain and a cytidine metabolic antagonist, which has such a structure that the carboxyl group in the side chain of the polymeric compound and an amino group in the cytidine metabolic antagonist are bound together to form an amide bond.