ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,386, issued on April 1.
"Golf cup construction for use with artificial turf" was invented by Benjamin Delmage (Victoria, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A golf cup is installed in artificial turf which includes an aggregate base with a hole in the base by inserting an additional sleeve in the hole so that the sleeve is held in place against side to side movement and at a fixed height by engagement with the aggregate. The upper circular edge of the sleeve is positioned at the level top prepared surface of the aggregate. A layer of artificial turf is applied over the level top prepared surface and over the hole and the sleeve and...