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:
Nov. 25, 2008
Filed:
Mar. 28, 2006
Applicant:
Jorge Heller, Ashland, OR (US);
Inventor:
Jorge Heller, Ashland, OR (US);
Assignee:
A.P. Pharma, Inc., Redwood City, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/335 (2006.01); A61K 47/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to graft copolymer delivery vehicles comprising a polyethyleneglycol-poly(ortho ester), and to controlled release pharmaceutical compositions comprising the delivery vehicle and an active agent. The graft copolymer delivery vehicles may be thermogels graft copolymers. The pharmaceutical compositions may be in the form of a topical, syringable, or injectable formulation for local controlled delivery of the active agent.