Patent 8006421 was granted and assigned to Ibis Tek on August, 2011 by the United States Patent and Trademark Office.
A street sign, made typically at least in part using an extrusion process, having a flat elongated section where the name of a street can be inscribed or otherwise indicated, and a length of thickened section along the top edge or the bottom edge of the flat elongated section, and including a channel or slot along at least a portion of the length of the thickened section.