Patents by Inventor Harold N. Liberman

Harold N. Liberman 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).

  • Carrying and display case
    Patent number: 4746009
    Abstract: A carrying case for a display board that carries information and product samples. The case includes at least one pair of opposed, interior-facing slots for receiving a display board, and an open aperture to expose one face of the display board. Typically, the display board includes electrical components which may be removed from the carrying case and connects to a processor such as a microprocessor or a computer, for operating the electrical components in an integrated manner for display.
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: May 24, 1988
    Assignee: Wholesale Electrical Distributors, Inc.
    Inventor: Harold N. Liberman