ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,777, issued on March 31, was assigned to AHLSTROM OYJ (Helsinki).
"Paper aimed at forming a u-straw" was invented by Bertrand Morales (Saint-Sauveur-de-Bergerac, France) and John Blanz (Mosinee, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to drinking U-straws and more particularly to a paper for manufacturing drinking U-straws, which is environmental friendly, bio-degradable and is able to be formed in the shape of a bent straw with an accordion-like structure at the bend. The paper has high water resistance as well as high strength and elongation properties compatible with the intended use. In particular, the paper fo...