Patents by Inventor Frederick V. Bartram

Frederick V. Bartram 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: D587561
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: March 3, 2009
    Inventor: Frederick V. Bartram