Patent ID: 7785623
Filing Date: 2010-08-31
Classification: A61K,A61Q

Abstract:
1. A cosmetic method for reducing fine lines, wrinkles, or fine lines and wrinkles on an area of skin of a subject, comprising contacting a composition to the area of skin, wherein the composition comprises a liposome, a substance encapsulated within the liposome, wherein said liposome comprises polyethylene glycol (PEG)-12 glyceryl dioleate or PEG-12 glyceryl dimyristate in a sufficient quantity to induce spontaneously formed liposomes at 60° C. and in a quantity less than 20% weight to volume, and wherein the liposome has a net surface charge, and wherein the composition is a liposome suspension comprising one or more lipids, where the lipids as an aggregate have a P