ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,603, issued on Dec. 2, was assigned to The Procter & Gamble Co. (Cincinnati).
"Methods for making three-dimensional webs" was invented by Gueltekin Erdem (Cincinnati), Mattias Schmidt (Idstein, Germany), Arman Ashraf (Mason, Ohio) and Han Xu (Cincinnati).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of making a three-dimensional web is provided. The method comprises spinning continuous filaments from a spinneret, moving the spun continuous filaments along a travel path having an end, and rotating a collection surface at or proximate to the end of the travel path. The collection surface comprises cavities and land areas. The land areas are ta...