Perforated Or Openwork (18) Patents (Class D25/114)
  • Patent number: 7174687
    Abstract: Generally, the invention is a dry stack building block for constructing a masonry wall. The dry stack unit has a front section having an outer surface, an inner surface, a bottom surface, and a top surface. The dry stack unit also has a rear section substantially parallel to the front section having an outer surface, an inner surface, a bottom surface, and a top surface. Two or more webs coupling the inner surface of the front section to the inner surface of the rear section have a top surface and a bottom surface. Two or more pairs of lugs may extend above the top surface of the front section and the top surface of the rear section. Each pair of lugs may have a first lug offset from a second lug in an axis perpendicular to the inner surfaces of the front section and the back section.
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: February 13, 2007
    Assignee: FSN Research LLC
    Inventor: Alan C. Ferguson
  • Patent number: 6889479
    Abstract: Molded composite polymer construction blocks are made that are easily assembled, using alinement pins and apertures, with channels for insertion of sealant and vertical passageways for pipes, wires, etc. Stud supporting cavities in one side of the block extend into the ribs or end walls. The cavities can be provided with a protective metal insert. Studs or wooden blocks can be inserted into the cavities. The wooden studs or wooden blocks of various lengths provide spacing for insulation and/or drywall installation.
    Type: Grant
    Filed: April 28, 2003
    Date of Patent: May 10, 2005
    Inventor: Douglas G. Thorpe
  • Patent number: D437423
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: February 6, 2001
    Assignee: Youth Toy Enterprise Co., Ltd.
    Inventor: Fu-Chi Lin
  • Patent number: D447045
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: August 28, 2001
    Assignees: Epic Metals Corp., Infinity Structures, Inc.
    Inventor: Jeffrey B. Hundley
  • Patent number: D526067
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: August 1, 2006
    Assignee: Earth Reinforcement Technologies, LLC
    Inventor: Thomas L. Rainey
  • Patent number: D527467
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: August 29, 2006
    Inventor: Kaine Malcolm Andrew Telford
  • Patent number: D530832
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: October 24, 2006
    Assignee: Earth Reinforcement Technologies, LLC
    Inventor: Thomas L. Rainey
  • Patent number: D463040
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: September 17, 2002
    Assignee: Cercorp Initiatives Incorporated
    Inventor: Dominic Cerrato
  • Patent number: D463577
    Type: Grant
    Filed: July 19, 2001
    Date of Patent: September 24, 2002
    Assignee: Lee Masonry Products, LLC
    Inventors: Derek W. Dice, Kenneth L. McAllister, Kenny W. McCoy
  • Patent number: D464150
    Type: Grant
    Filed: March 22, 2002
    Date of Patent: October 8, 2002
    Inventor: Jose Mercado Quintana
  • Patent number: D464441
    Type: Grant
    Filed: March 22, 2002
    Date of Patent: October 15, 2002
    Inventor: Federico Luaces
  • Patent number: D538947
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: March 20, 2007
    Assignee: Rockwood Retaining Walls, Inc
    Inventor: Brian A Price
  • Patent number: D539438
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: March 27, 2007
    Assignee: Rockwood Retaining Walls, Inc.
    Inventor: Brian A. Price
  • Patent number: D539439
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: March 27, 2007
    Assignee: Rockwood Retaining Walls, Inc.
    Inventor: Brian A. Price
  • Patent number: D539923
    Type: Grant
    Filed: April 22, 2005
    Date of Patent: April 3, 2007
    Assignee: Astral Property Pty Limited
    Inventor: Humberto Urriola
  • Patent number: D539924
    Type: Grant
    Filed: April 22, 2005
    Date of Patent: April 3, 2007
    Assignee: Astral Property Pty Ltd
    Inventor: Humberto Urriola
  • Patent number: D540475
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: April 10, 2007
    Assignee: Rockwood Retaining Walls, Inc.
    Inventor: Brian A. Price
  • Patent number: D540476
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: April 10, 2007
    Assignee: Rockwood Retaining Walls, Inc.
    Inventor: Brian A. Price
  • Patent number: D543643
    Type: Grant
    Filed: August 8, 2005
    Date of Patent: May 29, 2007
    Inventor: Charles A. Wilson
  • Patent number: D551358
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: September 18, 2007
    Assignee: Pavnat Inc.
    Inventor: Benoit Déragon
  • Patent number: D476749
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: July 1, 2003
    Assignee: Cercorp Initiatives, Inc.
    Inventor: Dominic Cerrato
  • Patent number: D566001
    Type: Grant
    Filed: May 16, 2005
    Date of Patent: April 8, 2008
    Inventors: Felix R. Buchenroth, III, William D. Moore
  • Patent number: D603063
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: October 27, 2009
    Inventor: Cloyd Arnold
  • Patent number: D603976
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: November 10, 2009
    Inventor: Dennis R. Pearce
  • Patent number: D604865
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: November 24, 2009
    Inventor: Thomas L. Rainey
  • Patent number: D609822
    Type: Grant
    Filed: June 2, 2008
    Date of Patent: February 9, 2010
    Assignee: Wheeler Corporation
    Inventor: Edward M. Wheeler
  • Patent number: D615669
    Type: Grant
    Filed: October 6, 2009
    Date of Patent: May 11, 2010
    Inventor: Luciano Caggiano
  • Patent number: D629920
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: December 28, 2010
    Assignee: Control Solutions LLC
    Inventors: Robert J. Tezak, James E. Brown, Robert C. Signaigo
  • Patent number: D405543
    Type: Grant
    Filed: October 16, 1997
    Date of Patent: February 9, 1999
    Inventor: Curtis W. Shillingburg
  • Patent number: D408557
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: April 20, 1999
    Inventor: Gage Behunin
  • Patent number: D408930
    Type: Grant
    Filed: April 27, 1998
    Date of Patent: April 27, 1999
    Inventor: Gage Behunin
  • Patent number: D409313
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: May 4, 1999
    Inventor: Gage Behunin
  • Patent number: D410755
    Type: Grant
    Filed: May 27, 1997
    Date of Patent: June 8, 1999
    Assignee: Helga Fridriksdottir
    Inventor: Gunnar B. Weisshappel
  • Patent number: D415576
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: October 19, 1999
    Inventor: John M. Scales
  • Patent number: D426317
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: June 6, 2000
    Assignee: CRH Oldcastle, Inc.
    Inventor: John Alfred Fifield
  • Patent number: D429531
    Type: Grant
    Filed: March 17, 1999
    Date of Patent: August 15, 2000
    Assignee: Best Block Company
    Inventor: Kerry L. VonDross
  • Patent number: D673301
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: December 25, 2012
    Assignee: Concrete Products Group LLC
    Inventor: Canan D'Avela
  • Patent number: D673302
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: December 25, 2012
    Assignee: Concrete Products Group LLC
    Inventor: Canan D'Avela
  • Patent number: D673303
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: December 25, 2012
    Assignee: Concrete Products Group LLC
    Inventor: Canan D'Avela
  • Patent number: D673304
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: December 25, 2012
    Assignee: Concrete Products Group LLC
    Inventor: Canan D'Avela
  • Patent number: D435304
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: December 19, 2000
    Assignee: Anchor Wall Systems, Inc.
    Inventor: Thomas L. Rainey
  • Patent number: D679416
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: April 2, 2013
    Inventor: Lakdas Nanayakkara
  • Patent number: D688812
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 27, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D688813
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 27, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D688814
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 27, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D688815
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 27, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D688816
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 27, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D689202
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: September 3, 2013
    Assignee: Flint Trading, Inc.
    Inventor: Andrew Jared Parker
  • Patent number: D689203
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: September 3, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Patent number: D689204
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: September 3, 2013
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald