Patents by Inventor Robert A. Schaffer

Robert A. Schaffer 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).

  • Pad attachment for paint roller assemblies
    Patent number: 4829623
    Abstract: A pad attachment for a paint roller assembly including a pad holder affixed to a roller type paint applicator. The pad holder retains a paint trimming and smoothing material in a form of a fabric or foam. The material retained by the holder is positioned to smooth or otherwise treat the paint being applied by the roller during a painting application. In addition, the material may function to trim or "cut in" at the interface of a surface adjacent the surface being painted.
    Type: Grant
    Filed: May 6, 1987
    Date of Patent: May 16, 1989
    Assignee: EZ Paintr Corporation
    Inventors: Michael W. Brezette, Robert A. Schaffer, Fredrick B. Burns, Howard R. Moon