Patents by Inventor Guy Vanlergerghe

Guy Vanlergerghe 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).

  • Cosmetic compositions containing anionic surface active agent containing mono- or polyhydroxylated mono- or poly ether chains and a terminal acid group
    Patent number: 3959460
    Abstract: A cosmetic composition comprises an aqueous solution of an anionic surface active agent selected from the group consisting of (a) a surface active agent of the formula ##EQU1## wherein R is selected from the group consisting of alkyl and alkenyl, each having 8 to 22 carbon atoms and alkylphenyl having 12 to 22 carbon atoms;X and X' are each selected from the group consisting of oxygen, sulfur and sulfoxide;A is selected from the group consisting of ethylene, propylene and butylene;A' is selected from the group consisting of --C.sub.2 H.sub.3 (CH.sub.2 OH)-- and --CH.sub.2 CHOH--CH.sub.2 --;A" is selected from the group consisting of --CH.sub.2 CHOH--CH.sub.2 --, --CH.sub.2 CH.sub.2 CH.sub.2 -- and --CH.sub.2 CH(CH.sub.
    Type: Grant
    Filed: May 1, 1974
    Date of Patent: May 25, 1976
    Assignee: L'Oreal
    Inventors: Guy Vanlergerghe, Henri Sebag