Patents by Inventor Claude R. Litto

Claude R. Litto 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).

  • Preservation and dispensation by volumetric displacement
    Patent number: 6220311
    Abstract: An apparatus and method including providing a container (12) containing a given quantity of usable material (50). A full container (12) is maintained by providing displacement matter (52) separated from the usable material (50) by a mobile partition (28).
    Type: Grant
    Filed: December 1, 1998
    Date of Patent: April 24, 2001
    Inventor: Claude R. Litto