ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,399, issued on June 17, was assigned to Dow Global Technologies LLC (Midland, Mich.).

"Multilayer films comprising polyethylene and barrier layers and methods of producing the same" was invented by Georgia Natacha Eftalie Bitinis (Tarragona, Spain), Albert Carbonell (Tarragona, Spain), Peter Hermann Roland Sandkuehler (Horgen, Switzerland), Sanjib Biswas (Lake Jackson, Texas), Mehmet Demirors (Pearland, Texas), Joshua B. Gaubert (Lake Jackson, Texas), Mridula Kapur (Lake Jackson, Texas) and Didem Oner-Deliormanli (Freeport, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of multilayer films are disclosed comprising a first layer com...