ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,594, issued on March 3, was assigned to Chatsworth Products Inc. (Simi Valley, Calif.).

"Caster attachment system using mating features" was invented by Richard Evans Lewis II (Austin, Texas) and Preston Ellis Hennrich (Leander, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A caster assembly for installation in an electronic equipment enclosure includes a top plate, a forked support member, and an axled wheel. The top plate is attachable to a frame structure of the electronic equipment enclosure and includes a plurality of countersunk recesses. The forked support member extends downward from the top plate, and the axled wheel is supported on ...