ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,726, issued on Sept. 23, was assigned to Ignite Labs LLC (Lake Mary, Fla.).
"Ethylene-propylene-diene terpolymer ("EPDM") roof shingles" was invented by Siarhei Klimkovich (Apopka, Fla.), Scott Stickler (Belle Isle, Fla.), James Douglas Welty II (Lake Mary, Fla.), Patrick Michael Furlong (Lake Mary, Fla.), Charles Morton Gould (Winter Springs, Fla.), Leman Porter (Maitland, Fla.) and David McCall (Sanford, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Roof shingles and methods of production thereof are provided. The roof shingles may include ethylene-propylene-diene terpolymer ("EPDM"). The EPDM may include an outward-facing surface and a sub...