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:
Dec. 26, 2006
Filed:
Dec. 07, 2001
Min-hyo Seo, Taejeon, KR;
Yil-woong Yi, Taejeon, KR;
Sang-jun Lee, Chungcheongnam-do, KR;
Jae-hong Kim, Taejeon, KR;
Min-Hyo Seo, Taejeon, KR;
Yil-Woong Yi, Taejeon, KR;
Sang-Jun Lee, Chungcheongnam-do, KR;
Jae-Hong Kim, Taejeon, KR;
Samyang Corporation, Seoul, KR;
Abstract
A composition for the sustained delivery of a drug comprising an amphiphilic diblock copolymer; a poorly water-soluble drug; a biodegradable polymer; and liquid poly(ethylene glycol) or functional derivatives thereof and a process for preparing the composition are disclosed. When administered into a particular body site, the composition forms an implant containing the drug and drug containing polymeric micelles, which are slowly released from the implant to maintain a constant drug concentration for an extended period of time.