ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,378, issued on Sept. 23, was assigned to Dow Global Technologies LLC (Midland, Mich.).

"Enhanced aging and reduced shrinkback polymeric composition" was invented by Stacey A. Saba (Eaglesville, Pa.), Mohamed Esseghir (Lawrenceville, N.J.), Theo Geussens (Samstagern, Switzerland), Yushan Hu (Pearland, Texas), Brayden E. Glad (Manvel, Texas), Andrew T. Heitsch (Angleton, Texas) and Buu-Dang Nguyen (Gilbertsville, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polymeric composition includes (i) a copolymer of ethylene and an alpha olefin comonomer, the copolymer having a density of 0.945 g/cc to 0.960 g/cc, (ii) an ethylene-based polymer, and (i...