ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,569, issued on Sept. 29.
"Tile wall drain" was invented by David Blamble (Bellevue, Neb.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tile drain system and method are provided. The tile drain system is configured for installation at the base of a wall within a tile basin and includes a drain body made up of a main drain piece, drain extension piece(s), end cap(s), and magnet holder(s); a grate; and magnets. In embodiments, the tile drain system can be easily cut down to size. The main drain piece includes an opening for engagement with a wastewater drain line. An upper portion of the drain body comprises a shelf along the length of the drain. T...