ALEXANDRIA, Va., July 15 -- United States Patent no. D1,131,345, issued on June 23, was assigned to Sailun Group Co. Ltd. (Qingdao City, China).
"Tire tread" was invented by Baoguo Ma (Qingdao City, China) and Bing Yao (Qingdao City, China).
The patent was filed on Dec. 12, 2024, under Application No. D/978,398.
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