ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,587, issued on June 24, was assigned to Stepp Manufacturing Co. Inc. (North Branch, Minn.).
"Heatable hose assembly for asphalt repair and methods of use" was invented by Shane Stepp (North Branch, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides an improved heated hose for use with asphalt pavement repair machines that includes a flexible exterior cylindrical insulated hose portion with an inner cylindrical surface defining an inner cylindrical region, and a flexible metal sheath deployed coaxially in this region having an exterior surface, the surfaces defining an area through which hot asphalt flows. A heating e...