Patents by Inventor Gunter Wustmann

Gunter Wustmann 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).

  • Plastic closure cap
    Patent number: 5074425
    Abstract: A closure cap made of plastic is provided with an anti-tamper strip. The closure cap and the anti-tamper strip are connected together by connecting ribs. The connecting ribs are weakened on a side which is oriented towards a prescribed tearing position.
    Type: Grant
    Filed: April 4, 1991
    Date of Patent: December 24, 1991
    Assignee: Crown Cork AG
    Inventors: Gunter Wustmann, Michael Kirchgessner, Thomas Bartl