ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,581, issued on May 20, was assigned to L'OREAL (Paris).
"Cosmetic emulsion containing a gemini surfactant and a lipophilic polymer" was invented by Raluca Lorant (Chevilly la Rue, France), Laure Fageon (Chevilly la Rue, France), Carole Guiramand (Chevilly la Rue, France) and Karl Boutelet (Chevilly la Rue, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "Cosmetic emulsion containing a gemini surfactant and a lipophilic polymer The invention relates to a composition in the form of an emulsion, in particular in the form of an oil-in-water emulsion, comprising a gemini surfactant having a specific chemical structure with at least two fatty amide g...