ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,426,731, issued on Sept. 30.
"Mattress cover with removable fabric layers" was invented by Alex Winter (Van Nuys, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This invention is directed to mattress cover having a plurality of separately removable fabric layers. Each of the removable fabric layers have a side wall. The side wall of each fabric layer is stitched with a thread to the side wall of the fabric layer below it. Each thread in the stack has a terminal free end that is secured against the side wall by a tape means. The tape means may be removed to pull the terminal free end of the thread to unravel the thread to remove the top most laye...