ALEXANDRIA, Va., July 30 -- United States Patent no. D1,085,767, issued on July 29, was assigned to Nantong Maoxiao Trading Co. Ltd (Nantong, China).
"Mattress topper" was invented by Feng Jin (Nantong, China).
The patent was filed on Aug. 7, 2024, under Application No. D/956,314.
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