Patents by Inventor Frank Hessemer

Frank Hessemer 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).

  • Publication number: 20080251409
    Abstract: A container with a lifting device for raising the bottom of the container includes a lifting cushion which is expandable by internal fluid pressure. The cushion is expandable only with respect to its height. The cushion includes a plurality of congruent horizontal walls which are forming chambers arranged one above the other and vertical walls connecting the horizontal walls. In the pressureless state of the cushion, the vertical walls are folded inwardly.
    Type: Application
    Filed: April 13, 2007
    Publication date: October 16, 2008
    Inventor: Frank Hessemer