Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hosheng Tu0
Hsing-Wen Sung0
Date of Patent
August 30, 2011
0Patent Application Number
129307600
Date Filed
January 15, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention discloses a pharmaceutical composition of the nanoparticles composed of chitosan, a negatively charged substrate, a transition metal ion, and at least one bioactive agent for drug delivery. The nanoparticles are characterized with a positive surface charge configured for promoting enhanced permeability for bioactive agent delivery.
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