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. 31, 2016
Filed:
Sep. 20, 2011
Applicants:
Dong-il Cho, Seoul, KR;
Seok Jun Hong, Seoul, KR;
Sang Min Lee, Seoul, KR;
Jae Hyun Ahn, Seoul, KR;
Hyoung Jung Yoo, Daegu, KR;
Inventors:
Dong-Il Cho, Seoul, KR;
Seok Jun Hong, Seoul, KR;
Sang Min Lee, Seoul, KR;
Jae Hyun Ahn, Seoul, KR;
Hyoung Jung Yoo, Daegu, KR;
Assignee:
SNU R&DB FOUNDATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/00 (2006.01); A61M 37/00 (2006.01); A61K 9/24 (2006.01); A61K 9/28 (2006.01); A61K 9/70 (2006.01);
U.S. Cl.
CPC ...
A61K 9/0002 (2013.01); A61K 9/209 (2013.01); A61K 9/2853 (2013.01); A61K 9/7007 (2013.01); A61M 37/00 (2013.01);
Abstract
One aspect of the present invention relates to a drug delivery system comprising a layered structure where a drug layer and a biodegradable polymer layer for controlling the release of drugs are alternately laminated. The drug delivery system can easily control an in-vivo drug release rate and a release amount.