Patents by Inventor Gerald E. A. Perutz

Gerald E. A. Perutz 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: 4700498
    Abstract: A portable display apparatus is provided having a display section adapted to assume either an operative or inoperative mode. When in an operative mode, the display section assumes an upright substantially partition-like configuration having a large exposed display surface. When in an inoperative mode, the display section assumes a collapsed condition and forms a compact unit suitable for storage. The display section is maintained and supported in the operative mode by structural members. A first set of structural members supportingly and removably engage opposed peripheral portions of the exposed display surface. A second set of structural members are operatively and removably connected to the first set of structural members and maintain the display section in a selected operative mode.
    Type: Grant
    Filed: November 12, 1985
    Date of Patent: October 20, 1987
    Assignee: Nimlok Company
    Inventors: Simon G. A. Perutz, Gerald E. A. Perutz