Patents by Inventor Rüdiger Schaack

Rüdiger Schaack 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).

  • Chair
    Patent number: D647717
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: November 1, 2011
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmbH
    Inventors: Roland Zünd, Rüdiger Schaack
  • Chair
    Patent number: D651823
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: January 10, 2012
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmbH
    Inventors: Roland Zünd, Rüdiger Schaack
  • Chair
    Patent number: D652647
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: January 24, 2012
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmBH
    Inventor: Rüdiger Schaack
  • Chair
    Patent number: D653044
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: January 31, 2012
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmbH
    Inventor: Rüdiger Schaack
  • Chair
    Patent number: D653045
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: January 31, 2012
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmbH
    Inventor: Rüdiger Schaack
  • Armchair
    Patent number: D669276
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: October 23, 2012
    Assignee: Dauphin Entwicklungs-u. Beteiligungs-GmbH
    Inventor: Rüdiger Schaack