GENEVA, Dec. 15 -- CHEMETALL GMBH (Trakehner Str. 360487 Frankfurt) filed a patent application (PCT/EP2025/065304) for "AMINO ACID-BASED COPOLYMER COMPRISING COMPOSITION FOR USE IN CHEMICAL PRETREATMENT OF METALLIC SUBSTRATES" on Jun 03, 2025. With publication no. WO/2025/252718, the details related to the patent application was published on Dec 11, 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): KHELFALLAH, Nawel Souad (Trakehner Str. 360487 Frankfurt), ROTHER-NOEDING, Helen (Carl-Bosch-Str. 3867056 Ludwigshafen), KOLTZENBURG, Sebastian (Carl-Bosch-Str. 3867056 Ludwigshafen), WITTELER, Helm...