Curved Surface Patents (Class D21/503)
  • Ornament
    Patent number: D401642
    Type: Grant
    Filed: September 18, 1997
    Date of Patent: November 24, 1998
    Assignee: INTERLEGO AG
    Inventor: Helle Kleist Nielsen
  • Toy construction block
    Patent number: D403721
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: January 5, 1999
    Assignee: Ritvik Holdings Inc.
    Inventor: Sandra Bean
  • Toy building element
    Patent number: D409259
    Type: Grant
    Filed: September 17, 1998
    Date of Patent: May 4, 1999
    Assignee: INTERLEGO AG
    Inventor: Ricco Reinholdt Krog
  • Toy building element
    Patent number: D409678
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: May 11, 1999
    Assignee: INTERLEGO AG
    Inventor: Uffe K. Toft
  • Toy building element
    Patent number: D409681
    Type: Grant
    Filed: September 17, 1998
    Date of Patent: May 11, 1999
    Assignee: INTERLEGO AG
    Inventor: Ole Vestergaard Poulsen
  • Toy building element
    Patent number: D409682
    Type: Grant
    Filed: September 17, 1998
    Date of Patent: May 11, 1999
    Assignee: INTERLEGO AG
    Inventor: Ricco Reinholdt Krog
  • Toy building element
    Patent number: D409683
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: May 11, 1999
    Assignee: INTERLEGO AG
    Inventor: Uffe K. Toft
  • Toy building element
    Patent number: D409685
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: May 11, 1999
    Assignee: INTERLEGO AG
    Inventor: Uffe K. Toft