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:
Sep. 13, 2016
Filed:
Apr. 03, 2013
Applicant:
Samyang Biopharmaceuticals Corporation, Seoul, KR;
Inventors:
Assignee:
Samyang Biopharmaceuticals Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/7088 (2006.01); A61K 31/713 (2006.01); C12N 15/88 (2006.01); A61K 9/107 (2006.01); A61K 47/48 (2006.01); A61K 47/34 (2006.01);
U.S. Cl.
CPC ...
A61K 9/1075 (2013.01); A61K 31/7088 (2013.01); A61K 31/713 (2013.01); A61K 47/34 (2013.01); A61K 47/48046 (2013.01); C12N 15/88 (2013.01);
Abstract
Disclosed is an effective method of preparing a composition for delivering an anionic drug, the composition comprising an anionic drug as an active ingredient, a cationic lipid, and an amphiphilic block copolymer, wherein the anionic drug forms a complex with the cationic lipid, and the anionic drug/cationic lipid complex is entrapped in a micelle structure formed by the amphiphilic block copolymer.