Patents by Inventor Albert H. Lippert

Albert H. Lippert 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).

  • Stadium seat
    Patent number: 3994529
    Abstract: A stadium chair assembly includes pivotable legs and at least one pivotal holder located to swing downwardly to return the chair to a stadium bench with the legs folded up under the seat.
    Type: Grant
    Filed: October 22, 1975
    Date of Patent: November 30, 1976
    Inventor: Albert H. Lippert