Patents by Inventor David Paul McKnight

David Paul McKnight 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).

  • Double socket tool
    Patent number: D510847
    Type: Grant
    Filed: April 1, 2003
    Date of Patent: October 25, 2005
    Inventor: David Paul McKnight
  • Single socket tool
    Patent number: D497295
    Type: Grant
    Filed: April 1, 2003
    Date of Patent: October 19, 2004
    Inventor: David Paul McKnight