ALEXANDRIA, Va., June 9 -- United States Patent no. D1,072,721, issued on April 29, was assigned to Improved Racing Products LLC (Orlando, Fla.).
"One-way check valve" was invented by Richard Michael Ihns (Orlando, Fla.), Casey A. Fitzgerald (Orlando, Fla.) and Jarott E. Nelson (Orlando, Fla.).
The patent was filed on June 28, 2023, under Application No. D/896,025.
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