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. 27, 2013
Filed:
Oct. 19, 2007
Applicants:
Iuiian Bobe, Kashiwa, JP;
Naoya Shibata, Kashiwa, JP;
Hiroyuki Saito, Kashiwa, JP;
Mitsunori Harada, Kashiwa, JP;
Inventors:
IuIian Bobe, Kashiwa, JP;
Naoya Shibata, Kashiwa, JP;
Hiroyuki Saito, Kashiwa, JP;
Mitsunori Harada, Kashiwa, JP;
Assignee:
Nanocarrier Co., Ltd., Kashiwa-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08L 89/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a block copolymer for a drug conjugate which comprises a water-soluble polymer region consisting of polyethylene glycol and a polyamino acid region having a hydrazide group and a hydrophobic group in the side chain.