ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,396,569, issued on Aug. 26, was assigned to Bedgear LLC (Farmingdale, N.Y.).

"Mattress assembly" was invented by Eugene Alletto Jr. (Glen Head, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mattress assembly includes a cover, a spring pack positioned within the cover, and an inner core positioned within the cover. The inner core includes opposite first and second portions. The first portion has a firmness that is different than a firmness of the second portion. The inner core is configured to be moved between a first configuration in which the first portion directly engages the spring pack and a second configuration in which the second portion d...