Patents by Inventor Didier Saint-Leqer

Didier Saint-Leqer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Unsaturated aromatic peroxides and their use in pharmaceutical and cosmetic compositions
    Patent number: 4803228
    Abstract: A peroxide having an aromatic radical and an unsaturated group has the formula ##STR1## wherein R represents linear or branched, mono- or polyunsaturated alkenyl having 5 to 21 carbon atoms or cycloalkenyl having 5 to 10 carbon atoms, n is 1 or 2 and R' represents hydrogen, halogen, --CF.sub.3, methoxy, ethoxy or acyl having 2 to 16 carbon atoms.The peroxide is employed in pharmaceutical or cosmetic compositions for the treatment of various dermatoses, and especially for the treatment of acne.
    Type: Grant
    Filed: September 29, 1987
    Date of Patent: February 7, 1989
    Assignee: L'Oreal
    Inventors: Bernard Jacquet, Michel Hocquaux, Didier Semeria, Didier Saint-Leqer