ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,035, issued on June 30, was assigned to TAIWAN CHEMWELL INDUSTRIAL Co. LTD. (Changhua County, Taiwan).
"Method for manufacturing paper container" was invented by Hou-Ren Chen (Changhua County, Taiwan), Ming-Zhou Chuang (Changhua County, Taiwan) and Hsin-Hung Chen (Changhua County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a paper container, including following steps: preparing a paper material; applying a covering layer to at least one surface of the paper material to form a base material, wherein a material of the covering layer is selected from a group including acrylic acid; cutting the base material to form...