ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,538,896, issued on Feb. 3, was assigned to KIND PET PRODUCTS Co. LTD. (Zhongshan, China).
"Slow-eating tumbler toy" was invented by Tianle Yang (Zhongshan, China) and Yibao Zeng (Zhongshan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A slow-eating tumbler toy includes a balance base, a food clip, and a locking cover. The weight of the balance base is greater than that of the locking cover. The locking cover is relatively connected with the balance base to form a shell. A cavity is formed in the shell, and the food clip is arranged in the cavity. The locking cover is provided with a food outlet penetrating through an outer surface of the locking ...