ALEXANDRIA, Va., March 3 -- United States Patent no. D1,116,080, issued on March 3, was assigned to LOOP BV (Antwerp, Belgium).
"Ear plug" was invented by Robrecht Van Velthoven (Antwerp, Belgium), Louise Haazen (Antwerp, Belgium), Lukas De Graef (Antwerp, Belgium), Desiree Driessen (Venlo, Netherlands), Casper Jansen (Haren, Netherlands) and Elias Van Hoek (Deventer, Netherlands).
The patent was filed on March 26, 2024, under Application No. D/934,453.
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