ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,213,866, issued on Feb. 4, was assigned to The Procter & Gamble Co. (Cincinnati).
"Apertured nonwoven webs" was invented by Gueltekin Erdem (Beijing), Meng Chen (Beijing), Jihua Xie (Xiamen, China) and Jixiang Cai (Xiamen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apertured nonwoven web is provided. The apertured nonwoven web comprises carded fibers, a first side, and a second side. The apertured nonwoven web defines a plurality of apertures therein. The apertures may each have a first side aperture size and a second side aperture size, and a ratio of the first side aperture size to the second side aperture size may be between about 1.15:1 ...