Patents by Inventor Jens Kronvold Frederiksen

Jens Kronvold Frederiksen 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).

  • Element of a construction set
    Patent number: D614250
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: April 20, 2010
    Assignee: Lego A/S
    Inventor: Jens Kronvold Frederiksen
  • Element for toy construction set
    Patent number: D667508
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: September 18, 2012
    Assignee: Lego A/S
    Inventor: Jens Kronvold Frederiksen