Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frederick A. Matsen0
Miqin Zhang0
Narayan Bhattarai0
Date of Patent
March 4, 2014
Patent Application Number
11124916
Date Filed
May 9, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides compositions comprising an interpolymer of chitosan and polyethylene glycol, wherein the interpolymer is a liquid below 25° C. and a gel above 35° C. The present invention also provides methods for using the compositions to deliver drugs to a living body over time.
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