Patents by Inventor William S. Kerr

William S. Kerr 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).

  • Table extension for table saws
    Patent number: 4406200
    Abstract: A table extension for a table saw comprises a generally rectangular member extending from one end of the table, and a clamp for securing the member to a rail at that end of the table such that the top surface of the member and that of the table are substantially coplanar. A leg structure is secured to the underside of the member, which leg structure projects downwardly terminating in rollers which are adapted to engage a bearing plate on the saw table support. A pair of brace rods extend upwardly from the leg structure for engagement with a bottom plate on the underside of the extension.
    Type: Grant
    Filed: July 8, 1981
    Date of Patent: September 27, 1983
    Inventor: William S. Kerr
  • Animal cage
    Patent number: D613910
    Type: Grant
    Filed: March 9, 2009
    Date of Patent: April 13, 2010
    Assignee: Midwest Metal Products Co., Inc.
    Inventors: David L. Clemmons, Bryan W. Jennings, Tiffany S. Meyer, J. Robert Dale, Terrance L. Jones, Thomas W. Swan, Glenn R. Godley, William S. Kerr, James W. Wingate
  • Animal cage
    Patent number: D634485
    Type: Grant
    Filed: March 9, 2009
    Date of Patent: March 15, 2011
    Assignee: Mid West Metal Products Co., Inc.
    Inventors: David L. Clemmons, Bryan W. Jennings, Tiffany S. Meyer, J. Robert Dale, Terrance L. Jones, Thomas W. Swan, Glenn R. Godley, William S. Kerr, James W. Wingate