ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,404,429, issued on Sept. 2, was assigned to LINTEC Corp. (Tokyo).
"Protective film" was invented by Daiki Fukuda (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A protective film comprising a release liner, a pressure sensitive adhesive layer, and a base material film laminated in this order in a thickness direction thereof, wherein the base material film contains polyurethane or poly(vinyl chloride), and information is printed on an opposite side, of the release liner, from the pressure sensitive adhesive layer."
The patent was filed on March 21, 2023, under Application No. 18/124,142.
*For further information, including images, charts and tabl...