Rectangular Patents (Class D21/491)
  • Roof system for a log building toy
    Patent number: D524879
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: July 11, 2006
    Inventor: Raul Chavez
  • Toy building set element
    Patent number: D537484
    Type: Grant
    Filed: November 23, 2004
    Date of Patent: February 27, 2007
    Assignee: Interlego AG
    Inventor: Michael David Ganderton
  • Modular building blocks
    Patent number: D467286
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: December 17, 2002
    Inventor: Gordon Haas
  • Toy building set element
    Patent number: D546902
    Type: Grant
    Filed: September 13, 2006
    Date of Patent: July 17, 2007
    Assignee: Interlego AG
    Inventor: Michael David Ganderton
  • Construction toy component
    Patent number: D553201
    Type: Grant
    Filed: February 1, 2007
    Date of Patent: October 16, 2007
    Assignee: K'NEX Limited Partnership Group
    Inventors: Joel Glickman, Matthias F. W. Doepner, Michael Klitsch
  • Element for a building set
    Patent number: D612434
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: March 23, 2010
    Assignee: Lego A/S
    Inventor: Anders Gaasedal Christensen
  • Toy construction set element
    Patent number: D616504
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: May 25, 2010
    Assignee: Lego A/S
    Inventor: Henrik Andersen
  • Connector for child balancing play game assembly
    Patent number: D621883
    Type: Grant
    Filed: September 13, 2008
    Date of Patent: August 17, 2010
    Assignee: Yi-Shung Enterprise Co., Ltd
    Inventor: Feng Chii Jou
  • Toy construction module
    Patent number: D631104
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: January 18, 2011
    Inventor: Line With
  • Toy block
    Patent number: D641804
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: July 19, 2011
    Assignee: Yoshiritsu Kabushiki Kaisha
    Inventors: Hiroshi Kichijo, Yoshiie Kichijo
  • Block with slots
    Patent number: D652457
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: January 17, 2012
    Assignee: Slotter, LLC
    Inventors: Canyon Robins, Duncan G. Robins
  • Rectangular panel for construction toy set
    Patent number: D404090
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: January 12, 1999
    Assignee: Connector Set Limited Partnership
    Inventors: Joel I. Glickman, Rachele Carlson, Mark McCormick
  • Rectangular panel for construction toy set
    Patent number: D404775
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: January 26, 1999
    Assignee: Connector Set Limited Partnership
    Inventors: Joel I. Glickman, Rachele Carlson, Mark McCormick
  • Constructional toy piece
    Patent number: D407765
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: April 6, 1999
    Assignee: Patent Category Corp.
    Inventor: Yu Zheng
  • Toy lattice frame piece
    Patent number: D422035
    Type: Grant
    Filed: December 11, 1998
    Date of Patent: March 28, 2000
    Assignee: Parvia Corporation
    Inventor: Peter Cyrus
  • Panel for construction toy
    Patent number: D423606
    Type: Grant
    Filed: February 8, 1999
    Date of Patent: April 25, 2000
    Assignee: Connector Set Limited Partnership
    Inventors: Joel I. Glickman, Charles J. Rodgers
  • Stackable leveling block
    Patent number: D426933
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: June 20, 2000
    Inventor: Robert W. Redfern
  • Toy set building block element
    Patent number: D672402
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: December 11, 2012
    Assignee: Lego A/S
    Inventor: Ashley Macadam
  • Base for a toy playset
    Patent number: D676496
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: February 19, 2013
    Assignee: Innovation First, Inc.
    Inventors: Robert H. Mimlitch, III, David A. Norman, Douglas Galletti, Gregory Lavender, Brian Richard Delaney, Raul Olivera
  • Section for use with a toy playset
    Patent number: D676497
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: February 19, 2013
    Assignee: Innovation First, Inc.
    Inventors: Robert H. Mimlitch, III, David A. Norman, Douglas Galletti, Gregory Lavender, Brian Richard Delaney, Raul Olivera