INTERNATIONAL PATENT: PROAMPAC HOLDINGS INC. FILES APPLICATION FOR "EXPANDED POLYPROPYLENE FOAM TRAY"

GENEVA, Dec. 2 -- PROAMPAC HOLDINGS INC. (12025 Tricon RoadCincinnati, OH 45246) filed a patent application (PCT/US2025/030136) for "EXPANDED POLYPROPYLENE FOAM TRAY" on May 20, 2025. With publication no. WO/2025/245074, 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): DINI, Maryam (12025 Tricon RoadCincinnati, OH 45246), LABRIE, Pascal (12025 Tricon RoadCincinnati, OH 45246)

Abstract: In one aspect, a method for forming a foamable polypropylene extrusion mixture includes providing a polypropylene resin and blending a nuc...