ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,208,548, issued on Jan. 28, was assigned to Proprietect LP (Toronto).
"Composite foam article" was invented by Kevin G. Kangas (Troy, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An assembly for molding a composite article including a foam core and a layer is disclosed. The assembly includes a mold. The mold has an inner surface and at least partially defines a cavity, one or more gas discharge ports, and one or more retaining elements. Each of the one or more gas discharge ports has a passageway opening in fluid communication with the cavity of the mold the mold. The assembly further includes one or more sealing elements moveably engaged with t...