ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,484,739, issued on Dec. 2, was assigned to Oriental Recreational Products (Shanghai) Co. Ltd (Shanghai).
"Bathtub" was invented by Zhiyue Wang (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a bathtub, including a hard pool body receiving cavity extending in a longitudinal direction, wherein the hard pool body receiving cavity is enclosed by a plurality of fences detachably connected in a circumferential direction and/or the longitudinal direction, and the circumferential direction surrounds the longitudinal direction; and a soft pool body having an opening, including a water receiving cavity and a connecting port...