INTERNATIONAL PATENT: HENKEL AG & CO. KGAA FILES APPLICATION FOR "METHOD FOR DECOLORIZING KERATINOUS FIBERS THAT HAVE BEEN DYED USING A DYE CONTAINING A CHITOSAN AND A DYEING COMPOUND"

GENEVA, April 13 -- HENKEL AG & CO. KGAA (Henkelstrasse 6740589 Dusseldorf) filed a patent application (PCT/EP2025/069457) for "METHOD FOR DECOLORIZING KERATINOUS FIBERS THAT HAVE BEEN DYED USING A DYE CONTAINING A CHITOSAN AND A DYEING COMPOUND" on Jul 08, 2025. With publication no. WO/2026/073582, the details related to the patent application was published on Apr 09, 2026.

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): SEIFERT, Sabrina (Buchenstr. 18b40599 Dusseldorf), SCHOEPGENS, Juergen (Schulstr. 4641366 Schwalmtal), LECHNER, Torsten (Stefenshovener Str. 2540764 Langenfeld)

Abstract: The in...