Patents by Inventor Joyce E. McQueen

Joyce E. McQueen 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).

  • Magnetic toothbrush system
    Patent number: D568610
    Type: Grant
    Filed: May 5, 2005
    Date of Patent: May 13, 2008
    Inventor: Joyce E. McQueen