ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,601, issued on Dec. 2, was assigned to Milliken & Co. (Spartanburg, S.C.).

"Multi-ply knit fabric" was invented by Marina Kozera (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-ply knit fabric containing a first knit ply containing a plurality of first and second yarns, where the first knit ply forms the upper surface of the fabric. The first knit ply contains a first knit pattern having a repeating pattern of first areas and second areas, where within the first areas the first and second yarns are knitted together and within the second areas the first yarns are knitted together and the second yarns float across approximately t...