ALEXANDRIA, Va., June 5 -- United States Patent no. D1,070,527, issued on April 15, was assigned to Dongguan xinhua xiangbao Co. Ltd. (Guangdong, China).
"Lunch bag" was invented by Xinhua Huang (Hubei, China).
The patent was filed on April 24, 2023, under Application No. D/890,398.
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