ALEXANDRIA, Va., March 24 -- United States Patent no. D1,119,699, issued on March 24, was assigned to SRAM LLC (Chicago).
"Bicycle chainring" was invented by Christopher Stefko (Chicago), Matthew Bush (San Luis Obispo, Calif.) and Kevin Jasper (Spearfish, S.D.).
The patent was filed on April 15, 2024, under Application No. D/937,368.
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