Patents by Inventor Markus Schulthess

Markus Schulthess 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).

  • Vent for food packaging
    Patent number: D518373
    Type: Grant
    Filed: January 15, 2004
    Date of Patent: April 4, 2006
    Assignee: Wipf AG
    Inventor: Markus Schulthess
  • Vent for food packaging
    Patent number: D587999
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: March 10, 2009
    Assignee: Wipf AG
    Inventor: Markus Schulthess