Curved Surface Patents (Class D21/503)
  • Toy block
    Patent number: D573202
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: July 15, 2008
    Inventor: Sun Woo Chun
  • Toy building block
    Patent number: D577393
    Type: Grant
    Filed: November 9, 2007
    Date of Patent: September 23, 2008
    Assignee: Kokuyo Co., Ltd.
    Inventors: Masaharu Nada, Hiroshi Kamikawa
  • Construction toy component
    Patent number: D588210
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 10, 2009
    Assignee: K'NEX Limited Parntership Group
    Inventors: Heather Croston, Matthias F. W. Doepner
  • Construction toy component
    Patent number: D588211
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 10, 2009
    Assignee: K'NEX Limited Partnership Group
    Inventors: Heather Croston, Matthias F. W. Doepner
  • Toy block
    Patent number: D600756
    Type: Grant
    Filed: April 22, 2008
    Date of Patent: September 22, 2009
    Assignee: Children's Factory, Inc.
    Inventor: James S. Fleming
  • Confectionary holder
    Patent number: D606420
    Type: Grant
    Filed: December 26, 2007
    Date of Patent: December 22, 2009
    Assignee: Kabushiki Kaisha Bocca
    Inventor: Dai Shoji
  • Toy element for a building set
    Patent number: D608400
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: January 19, 2010
    Assignee: Lego A/S
    Inventor: Jan Ryaa
  • Element for a building set
    Patent number: D611107
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: March 2, 2010
    Assignee: Lego A/S
    Inventor: Steen Schmidt
  • Element for a toy construction set
    Patent number: D616047
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: May 18, 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
  • Toy building unit
    Patent number: D617395
    Type: Grant
    Filed: August 3, 2009
    Date of Patent: June 8, 2010
    Assignee: Crayola LLC
    Inventors: Christopher R. Colangelo, James Allen
  • Element for a toy construction set
    Patent number: D617397
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: June 8, 2010
    Assignee: Lego A/S
    Inventor: William Thorogood
  • Element of a construction set toy
    Patent number: D641054
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: July 5, 2011
    Assignee: Lego A/S
    Inventor: Henrik Saaby Clausen
  • Element for a toy construction set
    Patent number: D643883
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: August 23, 2011
    Assignee: Lego A/S
    Inventor: Laurence Dawes
  • Element for toy construction set
    Patent number: D667508
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: September 18, 2012
    Assignee: Lego A/S
    Inventor: Jens Kronvold Frederiksen
  • Toy set building block
    Patent number: D672404
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: December 11, 2012
    Assignee: Lego A/S
    Inventor: Laurence Dawes
  • Toy building block element
    Patent number: D672405
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: December 11, 2012
    Assignee: Lego A/S
    Inventor: Ashley MacAdam
  • Building block element from a toy building set
    Patent number: D672406
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: December 11, 2012
    Assignee: Lego A/S
    Inventor: Gabriel Sas
  • Element for a construction set
    Patent number: D687108
    Type: Grant
    Filed: May 24, 2012
    Date of Patent: July 30, 2013
    Assignee: Lego A/S
    Inventor: Lars Thygesen
  • Building block from a toy building set
    Patent number: D689957
    Type: Grant
    Filed: January 6, 2012
    Date of Patent: September 17, 2013
    Assignee: Lego A/S
    Inventor: Kurt Jensen
  • Linking piece
    Patent number: D700249
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: February 25, 2014
    Assignee: Strottman International, Inc.
    Inventors: German Gutierrez, Armando Roque
  • Building block from a toy building set
    Patent number: D701924
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: April 1, 2014
    Assignee: Lego A/S
    Inventor: Stefan Jensen
  • Connector component for a construction kit
    Patent number: D707304
    Type: Grant
    Filed: April 2, 2013
    Date of Patent: June 17, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D707305
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: June 17, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D708680
    Type: Grant
    Filed: April 5, 2013
    Date of Patent: July 8, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Beam component for a construction kit
    Patent number: D711975
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Beam component for a construction kit
    Patent number: D711976
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galleti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D711977
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D711978
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D711979
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Corner connector component for a construction kit
    Patent number: D711980
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra
  • Connector component for a construction kit
    Patent number: D711981
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: August 26, 2014
    Assignee: Innovation First, Inc.
    Inventors: David Anthony Norman, Robert H. Mimlitch, III, Paul David Copioli, Gregory James Lavender, Aren Calder Hill, Douglas Michael Galletti, John Edward Vielkind-Neun, Arthur Philip Dutra, IV
  • Positioning element for construction toy
    Patent number: D712487
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: September 2, 2014
    Assignee: K'Nex Limited Partnership Group
    Inventor: LaVonne Strand
  • Positioning element for construction toy
    Patent number: D712488
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: September 2, 2014
    Assignee: K'NEX Limited Partnership Group
    Inventor: LaVonne Strand
  • Construction set element
    Patent number: D715376
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: October 14, 2014
    Assignee: MEGA Brands Inc.
    Inventor: Étienne Dansereau
  • Track element for a marble run toy
    Patent number: D715377
    Type: Grant
    Filed: November 30, 2013
    Date of Patent: October 14, 2014
    Inventor: Robert Roland Cunningham
  • Toy construction set component
    Patent number: D723112
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: February 24, 2015
    Inventor: Gerald Schutt
  • Beam element for a construction set
    Patent number: D725199
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: March 24, 2015
    Assignee: Lego A/S
    Inventor: Stefan Thestrup Jensen
  • Building block for a toy building set
    Patent number: D757861
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: May 31, 2016
    Assignee: LEGO A/S
    Inventor: Jan Ryaa
  • Building block for a toy building set
    Patent number: D757862
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: May 31, 2016
    Assignee: LEGO A/S
    Inventor: Jan Ryaa
  • Interlocking building block
    Patent number: D762268
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: July 26, 2016
    Assignee: IKO, LLC
    Inventors: Mina M. Berglund, Taylor P. DaBell, Gates A. Lamb, Michael P. Wong
  • Curved block model construction component
    Patent number: D767045
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: September 20, 2016
    Inventor: Buster Timg
  • Construction set element
    Patent number: D799607
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 10, 2017
    Assignee: Mattel-MEGA Holdings (US), LLC
    Inventors: Maxime Pouliot, Maxence Bilodeau
  • Construction set element
    Patent number: D799608
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 10, 2017
    Assignee: Mattel-MEGA Holdings (US), LLC
    Inventors: Maxime Pouliot, Maxence Bilodeau
  • Construction set element
    Patent number: D809611
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: February 6, 2018
    Assignee: MEGA Brands Inc.
    Inventor: Stacy Deblois
  • Set of building blocks
    Patent number: D821503
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: June 26, 2018
    Assignee: Guidecraft, Inc.
    Inventors: Gary L. Bilezikian, Shannon Moore
  • Set of building blocks
    Patent number: D821504
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: June 26, 2018
    Assignee: Guidecraft, Inc.
    Inventors: Gary L. Bilezikian, Shannon Moore
  • Set of building blocks
    Patent number: D822122
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: July 3, 2018
    Assignee: Guidecraft, Inc.
    Inventors: Gary L. Bilezikian, Shannon Moore
  • Set of building blocks
    Patent number: D822123
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: July 3, 2018
    Assignee: Guidecraft, Inc.
    Inventors: Gary L. Bilezikian, Shannon Moore
  • Construction set piece
    Patent number: D690370
    Type: Grant
    Filed: May 24, 2012
    Date of Patent: September 24, 2013
    Assignee: Lego A/S
    Inventor: Ashley Macadam