Patents by Inventor Angelo Davis

Angelo Davis has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pencil having extended eraser life
    Publication number: 20010032373
    Abstract: A writing device may include a writing portion, an eraser portion and an eraser holder that is movable along the axis of the writing portion, thereby allowing a user to move the eraser holder toward away from the eraser portion to expose additional eraser material.
    Type: Application
    Filed: February 13, 2001
    Publication date: October 25, 2001
    Inventor: Angelo Davis