ALEXANDRIA, Va., March 5 -- United States Patent no. 12,239,230, issued on March 4, was assigned to DREAMWELL LTD. (Doraville, Ga.).
"Adjustable firmness mattress assemblies" was invented by Alex Grady (Atlanta) and Victor Prince (Chamblee, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mattress assembly generally includes a tension adjustable and stretchable fabric panel coupled to a rail system. Axial tension of the stretchable fabric panel can be adjusted to change a firmness property associated with the mattress assembly."
The patent was filed on March 31, 2022, under Application No. 17/709,969.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/ne...