Patents by Inventor Douglas D. Wilken

Douglas D. Wilken 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).

  • Shoe outsole
    Patent number: D571542
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: June 24, 2008
    Assignee: Nike, Inc.
    Inventor: Douglas D. Wilken
  • Shoe outsole
    Patent number: D575041
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: August 19, 2008
    Assignee: Nike, Inc.
    Inventor: Douglas D. Wilken