Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gang Zhao0
Lei Yu0
Yasunobu Tanaka0
Date of Patent
April 20, 2010
0Patent Application Number
116953650
Date Filed
April 2, 2007
0Patent Primary Examiner
Patent abstract
Polymers comprising a polyethylenimine having a molecular weight less than 600 Daltons, a biodegradable group, and a relatively hydrophobic group that are useful for the delivery of bioactive agents to cells.
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