Patents by Inventor Frederick V. Knox

Frederick V. Knox 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).

  • Patent number: D659003
    Type: Grant
    Filed: January 24, 2011
    Date of Patent: May 8, 2012
    Inventor: Frederick V. Knox