Patent ID: 7262171

Claim:
A cosmetic method for the treatment of wrinkles comprising: applying to a person having wrinkles, an effective amount of a composition comprising as an active ingredient, one or more rhamnolipids of Formula I: wherein R 1 =H, unsubstituted α-L-rhamnopyranosyl, α.-L-rhamnopyranosyl substituted at the 2 position with a group of formula —O—C (═O)—CH═CH—R 5 , or —O—C (═O)—CH═CH—R 5 ; R 2 =H, lower alkyl, —CHR 4 —CH 2 —COOH or —CHR 4 —CH 2 —COOR 6 ; R 3 =—(CH 2 ) x —CH 3 , wherein x=4-19; R 4 =—(CH 2 ) y —CH 3 , wherein y=1-19; R 5 =(CH 2 ) z —CH 3 , wherein z=1-12; and R 6 =lower alkyl.