Patents by Inventor Marcel Bernhard

Marcel Bernhard 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).

  • Flexible foil material or laminate, particularly for soft packaging and capping
    Patent number: 4567112
    Abstract: The flexible foil material or laminate of the invention comprises a synthetic material layer disposed between two thin aluminum foils and is characterized in that the synthetic material is amorphous polypropylene or a composition containing amorphous polypropylene.Preferably, the composition comprises amorphous polypropylene, a soft microcrystalline wax and/or terpolymer:ethylene-acrylic acid-acrylic acid ester.The material of the invention is perfectly suitable for manufacturing wine bottle caps as well as wrappers for food products such as cheese.
    Type: Grant
    Filed: April 5, 1984
    Date of Patent: January 28, 1986
    Assignee: Societe Alsacienne d'Aluminium
    Inventor: Marcel Bernhard