ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,590, issued on Sept. 8.
"Ice-fishing hole cover" was invented by Kenneth Allen Anderson Jr. (Grand Rapids, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ice-fishing hole cover is an apparatus that thermally insulates an ice-fishing hole in order to prevent the ice-fishing hole from freezing over. The apparatus also allows a fishing line to pass through an ice-fishing hole as the apparatus seals the ice-fishing hole. The apparatus includes a hole cover and a living hinge. The hole cover includes a left half-cover piece and a right half-cover piece, which are the two pieces of thermally-insulative material that are used to thermally insulate...