Patents by Inventor Michael J. Barnum

Michael J. Barnum 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: D593859
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: June 9, 2009
    Inventor: Michael J. Barnum