ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,481, issued on Feb. 3, was assigned to BESTWAY INFLATABLES & MATERIAL CORP. (Shanghai).

"Pool having built-in seat" was invented by Xianglin Zeng (Shanghai), Yunzhe Ban (Shanghai), Chenggen Liu (Shanghai) and Qingshui Song (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inflatable pool having a built-in seat is provided. The inflatable pool may include: a pool body comprising a bottom wall and a side wall, together defining a water-holding space; and an inflatable stool disposed in a water-holding space. The inflatable stool may include a top sheet, a side enclosure sheet, and an inflation chamber defined by the top sheet and the side enc...