ALEXANDRIA, Va., March 26 -- United States Patent no. D1,067,987, issued on March 25, was assigned to Shantou Kailan Technology Industrial Co. (Shantou, China).

"Developmental toy" was invented by Tiaohang Lan (Shantou, China).

The patent was filed on July 12, 2024, under Application No. D/952,101.

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