ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,812, issued on Dec. 9.

"Foldable bathroom wall system for a collapsible trailer" was invented by Shaddi Gohar (Rancho Cucamonga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Due to the collapsibility of the trailer, the bathroom needed a solution in order to maintain hard-sided and durable walls. The novelty uses the back wall as the existent main wall of the bathroom. Therefore, the remaining three walls further comprise two sets of walls: a lower set and an upper set. The lower set of three walls are all affixed to the floor as well as to each other and to the exterior wall. The upper set of three walls are comprised of multiple panels tha...