ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,788, issued on June 23, was assigned to Geopier Foundation Co. Inc. (Davidson, N.C.).
"Extensible shells and related methods for constructing a ductile support pier" was invented by David J. White (Davidson, N.C.), Kord J. Wissmann (Davidson, N.C.) and Lake Carter (Davidson, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Extensible shells and related methods for constructing a support pier are disclosed. An extensible shell can define an interior for holding granular construction material and define a first opening at a first end for receiving the granular construction material into the interior and a second opening at a second end. The extensi...