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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US42932458 Jun 19796 Oct 1981Structural system and structural elements for use and construction of earth filled walls
US449007516 Aug 198225 Dec 1984Retaining wall system
US481589721 Dec 198428 Mar 1989Rothbury Investments LimitedRetaining wall system
US501704926 Jul 199021 May 1991Block Systems Inc.Composite masonry block
US50626107 Jun 19905 Nov 1991Block Systems Inc.Composite masonry block mold for use in block molding machines
US524995030 Jan 19925 Oct 1993Block Systems Inc.Heated stripper shoe assembly
US52942166 Feb 199115 Mar 1994Anchor Wall Systems, Inc.Composite masonry block
US548423430 Sep 199416 Jan 1996Building module for plantable walls with a bulk filling material
US549036313 Oct 199413 Feb 1996Anchor Wall Sytems, Inc.Composite masonry block
US55891246 Jun 199531 Dec 1996Block Systems, Inc.Method of forming composite masonry blocks
US570418323 May 19956 Jan 1998Anchor Wall Systems, Inc.Composite masonry block
US570906215 Jul 199620 Jan 1998Anchor Wall Systems, Inc.Composite masonry block
US57111294 May 199527 Jan 1998Anchor Wall Systems, Inc.Masonry block
US57951057 Jun 199518 Aug 1998Anchor Wall Systems, Inc.Composite masonry block
US58270152 Sep 199727 Oct 1998Anchor Wall Systems, Inc.Composite masonry block
US58796038 Nov 19969 Mar 1999Anchor Wall Systems, Inc.Process for producing masonry block with roughened surface
US602994328 Feb 199729 Feb 2000Anchor Wall Systems, Inc.Splitting technique
US61133187 Aug 19985 Sep 2000Anchor Wall Systems, Inc.Composite masonry block
US614271325 Sep 19987 Nov 2000Anchor Wall Systems, Inc.Composite masonry block
US61787041 Jul 199930 Jan 2001Anchor Wall Systems, Inc.Splitting technique
US61831683 Feb 20006 Feb 2001Anchor Wall Systems, Inc.Composite masonry block
US625085019 Aug 199926 Jun 2001Rockwood Retaining Walls, Inc.Block with multifaceted bottom surface
US631219718 Sep 20006 Nov 2001Anchor Wall Systems, Inc.Composite masonry block
US661638217 Sep 20019 Sep 2003Anchor Wall Systems, Inc.Composite masonry block
US704847211 Jun 200323 May 2006Anchor Wall Systems, Inc.Composite masonry block
US73609708 Dec 200522 Apr 2008Anchor Wall Systems, Inc.Composite masonry block
US73842155 Aug 200310 Jun 2008Anchor Wall Systems, Inc.Composite masonry block
US76182182 Apr 200717 Nov 2009Interlocking retainer ties
US807039328 Oct 20096 Dec 2011Interlocking retainer ties
USD44551227 Oct 199724 Jul 2001Anchor Wall Systems, Inc.Retaining wall block
USD4586938 Nov 199611 Jun 2002Anchor Wall Systems, Inc.Retaining wall block