INTERNATIONAL PATENT: COVESTRO DEUTSCHLAND AG, COVESTRO LLC FILES APPLICATION FOR "TALC FILLED POLYCARBONATE COMPOSITION WITH GOOD SURFACE APPEARANCE AND LOW CONTENT OF FREE BISPHENOL A"

GENEVA, Dec. 1 -- COVESTRO DEUTSCHLAND AG (Kaiser-Wilhelm-Allee 6051373 Leverkusen), COVESTRO LLC (1 Covestro CirclePittsburgh, Pennsylvania 15205-9741) filed a patent application (PCT/EP2025/064083) for "TALC FILLED POLYCARBONATE COMPOSITION WITH GOOD SURFACE APPEARANCE AND LOW CONTENT OF FREE BISPHENOL A" on May 22, 2025. With publication no. WO/2025/242778, the details related to the patent application was published on Nov 27, 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): SEIDEL, Andreas (Birnenweg 541542 Dormagen), ROGUNOVA, Marina (435 Cadberry Ct.Pittsburgh, 15241), GU, Jianfeng (Roo...