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:
Feb. 01, 2011
Filed:
Jan. 07, 2005
Applicants:
Kenji Miyamoto, Higashiyamato, JP;
Yousuke Yasuda, Higashiyamato, JP;
Keiji Yoshioka, Higashiyamato, JP;
Inventors:
Kenji Miyamoto, Higashiyamato, JP;
Yousuke Yasuda, Higashiyamato, JP;
Keiji Yoshioka, Higashiyamato, JP;
Assignee:
Seikagaku Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N 43/04 (2006.01); A61K 31/715 (2006.01); A61K 31/70 (2006.01); A61P 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hyaluronic acid derivative in which an anti-inflammatory drug is bound to hyaluronic acid through a covalent bond via a spacer having a biodegradable region, and a production process thereof.