ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,755, issued on July 28, was assigned to Shaw Industries Group Inc. (Dalton, Ga.).
"Stair tread" was invented by Katie Holloway (Rocky Face, Ga.), Roger L. Young (Dalton, Ga.), Chester R. West II (Dalton, Ga.) and Rafael Falavinha (Dalton, Ga.).
The patent was filed on Dec. 29, 2023, under Application No. D/923,588.
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