Patents by Inventor Louis Madonna

Louis Madonna 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: 4957237
    Abstract: The present invention provides a box with internal stacking capacity and particularly useful for the stacking of different food products such as pizzas and the like. The box itself comprises a base, a top and at least one internal platform with downwardly extending platform walls which space the platform above the base and below the top for vertical stacking of the products interiorly of the box. The platform is hingedly secured to the box for lifting the platform out of the way and exposing the box base with the platform still remaining attached to the box. The platform attachment then provides a guide for refitting of the platform back into the box.
    Type: Grant
    Filed: November 29, 1989
    Date of Patent: September 18, 1990
    Assignee: Paperboard Industries Corporation
    Inventors: Louis Madonna, Chris Garrett