Patents by Inventor Per Bromso

Per Bromso 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 crane element
    Patent number: D312489
    Type: Grant
    Filed: November 29, 1988
    Date of Patent: November 27, 1990
    Assignee: Interlego A.G.
    Inventor: Per Bromso
  • Toy building element
    Patent number: D364658
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: November 28, 1995
    Assignee: Interlego AG
    Inventor: Per Bromso
  • Toy building element
    Patent number: D371582
    Type: Grant
    Filed: September 14, 1995
    Date of Patent: July 9, 1996
    Assignee: INTERLEGO AG
    Inventors: Flemming H. Olsen, Per Bromso