ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,459,215, issued on Nov. 4, was assigned to Valmont Industries Inc. (Omaha, Neb.).
"Fire resistant composite pole" was invented by Robert Paulin (Irmo, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides an improved fire resistant composite pole and a method for producing the same. In accordance with preferred embodiments, the composite utility pole of the present invention includes a composite structure having integrally bonded layers of resin impregnated fiberglass extending along the length of the pole. According to a preferred embodiment, the composite structure of the pole includes an intumescent layer which includes: h...