ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,975, issued on April 21, was assigned to INDEPENDENCE MATERIALS GROUP LLC (Virginia Beach, Va.).
"Perimeter drain" was invented by Benjamin Bayless (Chattanooga, Tenn.), James Andrew Burran (Chattanooga, Tenn.) and Michael Cox (Chattanooga, Tenn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a water drainage system comprising: a plurality of lengths of drain pipe comprising a channel and a vertical wall, wherein (i) the vertical wall comprises one or more standoffs extending horizontally from the vertical wall and (ii) wherein the drain pipe comprises a top edge and a bottom edge, each of the top and bottom edges be...