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:
Oct. 16, 2018
Filed:
Jul. 10, 2014
Applicant:
Seikagaku Corporation, Tokyo, JP;
Inventors:
Kenji Miyamoto, Tokyo, JP;
Yosuke Yasuda, Tokyo, JP;
Hisayuki Takeuchi, Tokyo, JP;
Keiji Yoshioka, Tokyo, JP;
Assignee:
Seikagaku Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/192 (2006.01); A61K 31/196 (2006.01); A61K 31/405 (2006.01); A61K 31/573 (2006.01); A61K 47/48 (2006.01); A61K 47/36 (2006.01); C08B 37/00 (2006.01); C08B 37/08 (2006.01); A61K 47/61 (2017.01);
U.S. Cl.
CPC ...
A61K 47/4823 (2013.01); A61K 31/192 (2013.01); A61K 31/196 (2013.01); A61K 31/405 (2013.01); A61K 31/573 (2013.01); A61K 47/36 (2013.01); A61K 47/61 (2017.08); C08B 37/0069 (2013.01); C08B 37/0072 (2013.01);
Abstract
The present invention provides a glycosaminoglycan derivative in which a group derived from glycosaminoglycan and a group derived from a physiologically active substance having at least one of a carboxy group and a hydroxy group are coupled by covalent bond with a spacer therebetween, in which the spacer is selected in accordance with the decomposition rate of the covalent bond to the group derived from the physiologically active substance.