ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,990, issued on Oct. 28.

"Grow table cleaning system" was invented by Albert DeChard (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaning system includes a planar material beneath a soiled grow table. The planar material is non-porous except for a drain. Above the planar material is a plate layer including at least two layers of runners arranged in a grid where each successive layer is offset at an angle with respect to the grid of a previous layer. The plate layer rests upon the non-porous material. An upper layer covers the plate layer and has a plurality of holes. A roller table is provided for slideably supporting the grow table...