US Patent Issued to HexcelPack on May 6 for "Slit paper method of expansion, shipment and expansion devices" (Arizona Inventor)

ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,392, issued on May 6, was assigned to HexcelPack LLC (Sedona, Ariz.).

"Slit paper method of expansion, shipment and expansion devices" was invented by David Paul Goodrich (Sedona, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An expansion devise includes an unexpended slit sheet roll that is wound on a paper core that is wider than the slit sheet paper. The paper core is placed into a yoke that holds the paper in position on each side of the unexpended slit sheet material. An adjustable downward pressure is exerted on the paper core and the paper core exerts pressure on the yoke. As the paper is pulled, this downward pressure creates the fric...