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:
May. 03, 2016
Filed:
Dec. 13, 2012
Applicant:
University of Tsukuba, Ibaraki, JP;
Inventors:
Yukio Nagasaki, Ibaraki, JP;
Yutaka Ikeda, Ibaraki, JP;
Hiromichi Kawasaki, Ibaraki, JP;
Jinya Katamachi, Ibaraki, JP;
Assignee:
UNIVERSITY OF TSUKUBA, A JAPANESE NATIONAL UNIVERSITY, Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/72 (2006.01); A61K 47/48 (2006.01); C08G 65/32 (2006.01); C07C 47/198 (2006.01); C07D 211/40 (2006.01); C08G 65/324 (2006.01); C08G 65/333 (2006.01); C08G 65/338 (2006.01); A61K 8/86 (2006.01); A61K 8/84 (2006.01);
U.S. Cl.
CPC ...
A61K 47/48215 (2013.01); C07C 47/198 (2013.01); C07D 211/40 (2013.01); C08G 65/32 (2013.01); C08G 65/324 (2013.01); C08G 65/338 (2013.01); C08G 65/33303 (2013.01); A61K 8/72 (2013.01); A61K 8/84 (2013.01); A61K 8/86 (2013.01); A61K 47/48 (2013.01); A61K 47/48007 (2013.01); A61K 47/48169 (2013.01); A61K 47/48192 (2013.01); C08G 2650/30 (2013.01); C08L 2203/02 (2013.01);
Abstract
The present invention allows formation of covalent bonds in a bioactive compound having at least one amino group so as to efficiently provide the compound modified with PEG. The present invention thus provides a functionalized polyethylene glycol having a structure that allows reaction of two aldehyde groups with one amino group to form two covalent bonds.