Patents by Inventor Robert L. Parkin

Robert L. Parkin 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).

  • Ceiling mounting assembly
    Patent number: 4518141
    Abstract: Improved mounting fixture for ceiling mounted electric fans and like objects including a pair of opposingly displaceable joist-engagement blocks mounted on the ends of a threaded support member.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: May 21, 1985
    Inventor: Robert L. Parkin
  • Dry wall building panel repair device
    Patent number: 4464869
    Abstract: This invention is directed to method and apparatus for repairing damaged dry wall building panels and includes a selectively constituted repair strip operative to properly position the marginal edges of a redefined opening and replacement panel segment to effect co-planar positioning of the latter relative to undamaged wall sections.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: August 14, 1984
    Inventor: Robert L. Parkin