Patents by Inventor Arne Refsing

Arne Refsing 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).

  • Toy building element
    Patent number: D314990
    Type: Grant
    Filed: November 29, 1989
    Date of Patent: February 26, 1991
    Assignee: Interlego A.G.
    Inventor: Arne Refsing
  • Element for a toy building set
    Patent number: D350165
    Type: Grant
    Filed: September 22, 1993
    Date of Patent: August 30, 1994
    Assignee: Interlego, A.G.
    Inventor: Arne Refsing
  • Element for a toy building set
    Patent number: D350791
    Type: Grant
    Filed: September 22, 1993
    Date of Patent: September 20, 1994
    Assignee: Interlego A.G.
    Inventor: Arne Refsing