Patents by Inventor Thomas Berryhill

Thomas Berryhill 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).

  • Vacuum-assisted sanding block
    Patent number: 7473165
    Abstract: A vacuum-assisted sanding block having a swiveling connection tube for connecting the dust removal channels of the sanding block top and bottom plates to a vacuum system. The manual sanding block also includes a plate system for suctioning away dust and other particulate matter created during the sanding process. This plate system includes a top plate for connecting the swiveling connection tube, a channeled bottom plate having apertures for suctioning away the sanding dust, and a center separator plate positioned securely between the top and bottom plates. The swiveling connection tube may also be used with mechanical sanders to permit easier maneuvering of the sander into corners.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: January 6, 2009
    Inventor: Thomas Berryhill