Patent ID: 9254258
Filing Date: 2016-02-09
CPC Classification: A61K,C12N

Claim Text:
1. A composition comprising nanovesicles and encapsulated within the aqueous core of the nanovesicles, nucleic acid comprising less than 1000 nucleotides, wherein the nanovesicles comprise an amphiphilic block copolymer having a hydrophilic block formed from 2-methacryloyloxy ethyl phosphorylcholine and a hydrophobic block formed from 2-(diisopropyl)amino ethyl methacrylate, wherein the degree of polymerisation of the hydrophilic block is about 20 to 25 and the degree of polymerisation of the hydrophobic block is about 70 to 75 and wherein the nucleic acid is siRNA.