Patents by Inventor Steen Kyster

Steen Kyster 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 set
    Patent number: 6273778
    Abstract: A toy building set with toy building elements having coupling means in the form of projecting studs and corresponding cavities which allow interconnection of building elements, has a building element with an integrated pipe member with a female end and a male end having complementary snap coupling means for connection with other pipe members.
    Type: Grant
    Filed: July 10, 2000
    Date of Patent: August 14, 2001
    Assignee: INTERLEGO AG
    Inventor: Steen Kyster
  • Sponge with bottle
    Patent number: D591167
    Type: Grant
    Filed: October 6, 2006
    Date of Patent: April 28, 2009
    Assignee: AM Denmark A/S
    Inventors: Steen Kyster, Henrik Peter Holbaek, Claus Jensen
  • Toy trailer
    Patent number: D310695
    Type: Grant
    Filed: December 2, 1987
    Date of Patent: September 18, 1990
    Assignee: Interlego A.G.
    Inventors: Philip M. Kushner, Steen Kyster