ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,723, issued on March 3, was assigned to SWNR Development LLC (Pagosa Springs, Colo.).

"Fabric with flow restricting core" was invented by Dustin English (Pagosa Springs, Colo.), Timm Smith (Pagosa Springs, Colo.) and Daniel L. English (Pagosa Springs, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stitched fabric including a barrier layer; a yarn stitched through and forming stitch holes in the barrier layer, and a coating. A melted portion of the barrier layer fills a portion of the stitch holes. The coating occupies interstitial spaces between individual strands of the yarn to prevent a liquid from passing from one side of the stitched fab...