ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,596, issued on May 5, was assigned to ProAmpac Holdings Inc. (Cincinnati).
"Flow wrap packaging structures" was invented by Quang T. Phung (Addlestone, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A web of sheet material is provided which can be wrapped around a product to form a pack. The sheet material comprises a sealant ply laminated to an outer ply. The sealant ply has a first major surface and a second major surface opposite the first major surface, the first major surface comprising a heat sealable material. The outer ply has a third major surface and a fourth major surface opposite the third major surface, wherein the third maj...