Patents by Inventor Erhard Berger

Erhard Berger 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: 5378418
    Abstract: The articles are made by mixing an animal protein product of meat, from which the fat has been removed by extraction with a gas in liquid or overcritical state, and starchy grain or vegetable material, plus other additives if necessary, into a mixture of semifluid to pasty consistency. The mixture obtained is extruded, with the addition of water, to form a substantially plastically workable material which is put into the desired shape by means of injection molding. The method may be used for making articles such as disposable tableware and cutlery for households and the catering trade, packaging, or casings.
    Type: Grant
    Filed: September 21, 1992
    Date of Patent: January 3, 1995
    Inventors: Erhard Berger, Ernst Haussener