Patents by Inventor Russell T. Liston

Russell T. Liston 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: D355547
    Type: Grant
    Filed: December 23, 1992
    Date of Patent: February 21, 1995
    Assignee: Katherine L. Liston
    Inventor: Russell T. Liston