ALEXANDRIA, Va., Aug. 12 -- United States Patent no. D1,141,218, issued on Aug. 11, was assigned to Shenzhen Vitoland Technology Co. LTD. (Shenzhen, China).
"Flosser refill head" was invented by Xiaoxiang Chen (Shenzhen, China).
The patent was filed on Sept. 3, 2023, under Application No. D/911,441.
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