Patent 9004792 was granted and assigned to Sanford L.P. on April, 2015 by the United States Patent and Trademark Office.
An eraser assembly having at least one eraser, an eraser holder having a first rim including at least one notch, the eraser being disposed in the eraser holder and an eraser cap having at least one tab extending therefrom. The tab of the eraser cap engages the notch of the eraser holder, thereby securing the cap to the eraser holder and enclosing the eraser.