INTERNATIONAL PATENT: L'OREAL FILES APPLICATION FOR "PROCESS FOR DYEING KERATIN FIBRES USING A COMPOUND CONTAINING ACETOACETATE FUNCTIONS, A (POLY)AMINE COMPOUND AND A DIRECT DYE"

GENEVA, Dec. 22 -- L'OREAL (14, rue Royale75008 Paris) filed a patent application (PCT/EP2025/066513) for "PROCESS FOR DYEING KERATIN FIBRES USING A COMPOUND CONTAINING ACETOACETATE FUNCTIONS, A (POLY)AMINE COMPOUND AND A DIRECT DYE" on Jun 13, 2025. With publication no. WO/2025/257370, the details related to the patent application was published on Dec 18, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): SABELLE, Stephane (L'OREALR&I Aulnay1, ave Eugene Schueller - BP2293601 Aulnay-sous-Bois), CHARRIER, Alexandra (L'OREALR&I Aulnay1, ave Eugene Schueller - BP2293601 Aulnay-sous-Bois), STEVANT...