ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,575, issued on March 17, was assigned to Societe des Produits Nestle S.A. (Vevey, Switzerland).

"Bottle-forming preform with a multilayered wall, and gaseous beverage bottle obtained with such a preform" was invented by Fabio Chimetto (Piazzola sul Brenta, Italy) and Mathieu Begard (Remoncourt, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention concerns a preform (10) for forming a bottle for gaseous beverage, the preform comprising a multilayered wall obtained by injection in a mould from an injecting point (22) located at a central bottom end of the preform, the multilayered wall including an inner layer (24), an outer layer (26)...