| Patent Number |
Title Of Patent |
Date Issued |
| RE39922 |
Segmental retaining wall system |
November 20, 2007 |
| A segmental retaining wall system comprising a plurality of wall blocks. Each wall block comprises an interior face for forming an interior surface of a segmental retaining wall, an exterior face for forming an exterior surface of the segmental retaining wall, first and second sides |
| D576293 |
Retaining wall block |
September 2, 2008 |
|
| D541951 |
Retaining wall block |
May 1, 2007 |
|
| D541950 |
Molded surface of a concrete product |
May 1, 2007 |
|
| D538946 |
Molded surface of a concrete product |
March 20, 2007 |
|
| D532910 |
Molded surface of a concrete product |
November 28, 2006 |
|
| D530831 |
Retaining wall block |
October 24, 2006 |
|
| D529628 |
Molded surface of a concrete product |
October 3, 2006 |
|
| D529195 |
Retaining wall block |
September 26, 2006 |
|
| D518578 |
Molded surface of a concrete product |
April 4, 2006 |
|
| D511578 |
Molded surface of a concrete product |
November 15, 2005 |
|
| D479003 |
Front portion of a concrete block |
August 26, 2003 |
|
| D479002 |
Front portion of a concrete block |
August 26, 2003 |
|
| D464145 |
Side wall portion of a retaining wall block |
October 8, 2002 |
|
| D458693 |
Retaining wall block |
June 11, 2002 |
|
| D445512 |
Retaining wall block |
July 24, 2001 |
|
| D438640 |
Face of a retaining wall block |
March 6, 2001 |
|
| D437422 |
Face of a retaining wall block |
February 6, 2001 |
|
| D435304 |
Retaining wall block design |
December 19, 2000 |
|
| 7428900 |
Block splitting assembly and method |
September 30, 2008 |
| A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block has features that p |
| 7425106 |
Concrete pavers positioned in a herringbone pattern |
September 16, 2008 |
| First and second concrete pavers that are configured to form a paver system arrangeable in a herringbone pattern. A plurality of the first pavers and a plurality of the second pavers, which together form a kit of pavers, can be used to construct a permeable pavement with the herringb |
| 7384215 |
Composite masonry block |
June 10, 2008 |
| The invention is a composite masonry block having a front surface and a back surface which are adjoined by first and second side surfaces, as well as a top surface and a bottom surface. Each of the side surfaces has an inset extending from the block top surface to the block bottom su |
| 7360970 |
Composite masonry block |
April 22, 2008 |
| The present invention includes block molds and manufacturing processes as well as a composite masonry block comprising a block body having an irregular trapezoidal shape and comprising a front surface and a back surface, an upper surface and a lower surface, and first and second side |
| 7208112 |
Concrete block and method of making same |
April 24, 2007 |
| Molds and processes that permit high-speed, mass production of retaining wall blocks having patterned or other processed front faces, as well as retaining wall blocks formed by such processes. The invention permits the front face of the block to be impressed with a pattern or otherwise |
| 7146974 |
Block splitting assembly and method |
December 12, 2006 |
| A concrete block is produced from a workpiece that is split by a plurality of splitting assemblies, each of which comprises a multiplicity of peaks, for example alternating ridges and valleys. A splitting assembly is positioned to engage each of the top, bottom and side surfaces of the |
| 7140867 |
Mold for making a masonry block |
November 28, 2006 |
| Molds and processes that permit high-speed, mass production of retaining wall blocks having patterned or other processed front faces, as well as retaining wall blocks formed by such processes. The invention permits the front face of the block to be impressed with a pattern or otherwise |
| 7066167 |
Block splitting assembly and method |
June 27, 2006 |
| A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block has features that p |
| 7048472 |
Composite masonry block |
May 23, 2006 |
| The present invention includes block molds and manufacturing processes as well as a composite masonry block comprising a block body having an irregular trapezoidal shape and comprising a front surface and a back surface, an upper surface and a lower surface, and first and second side |
| 7037047 |
Retaining wall block system |
May 2, 2006 |
| Concrete blocks configured for use in forming retaining walls that require the use of rebar and grout to structurally anchor a retaining wall to a foundation. The blocks include first and second core openings extending through the blocks. The core openings are configured so that when the |
| 7004158 |
Block splitting assembly and method |
February 28, 2006 |
| A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses engagement surfaces that are enhanced with, for example, alternating ridges and valleys, preferably in combination with workpiece-engaging projections, to supplement or replace the ac |
| 6964272 |
Block splitting assembly and method |
November 15, 2005 |
| The invention relates to equipment and related methods for producing concrete blocks. The equipment and methods described herein utilize splitting assemblies having larger projections and/or smaller projections or peaks disposed on at least one side of a splitting line and which enga |
| 6953309 |
Concrete block with batter indicators |
October 11, 2005 |
| A concrete retaining wall block provided with integral indicators that indicate the batter that will result from constructing a retaining wall of a multiplicity of the blocks. The indicators for indicating the batter are preferably one or more indentations formed in a surface of the bloc |
| 6935812 |
Retaining wall anchoring system |
August 30, 2005 |
| A retaining wall anchoring system for a segmental retaining wall comprising a plurality of tieback rods adapted to be embedded into soil or rock with a proximal portion extending therefrom, at least one elongated force distribution member positionable directly adjacent the proximal porti |
| 6923565 |
Process and equipment for producing concrete products having blended colors |
August 2, 2005 |
| A process and equipment for producing multi-color concrete products, including architectural concrete blocks, concrete bricks, modular concrete products that are suitable for use in landscaping applications, such as retaining wall blocks, concrete pavers, and concrete slabs. The inventio |
| 6921231 |
Segmental retaining wall system |
July 26, 2005 |
| The present invention relates to a wall block for use in a segmental retaining wall system. The wall block comprises an interior face for forming an interior surface of a segmental retaining wall, an exterior face for forming an exterior surface of the segmental retaining wall, first |
| 6918715 |
Block splitting assembly and method |
July 19, 2005 |
| A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block has features that p |
| 6910796 |
Process and equipment for producing concrete products having blended colors |
June 28, 2005 |
| A process and equipment for producing multi-color concrete products, including architectural concrete blocks, concrete bricks, modular concrete products that are suitable for use in landscaping applications, such as retaining wall blocks, concrete pavers, and concrete slabs. The inventio |
| 6910474 |
Block splitting assembly and method |
June 28, 2005 |
| A block splitting assembly and method which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing concrete or masonry block. A gripper assembly holds the block during splitting. |
| 6886551 |
Block splitting assembly and method |
May 3, 2005 |
| The invention relates to equipment and related methods for producing concrete retaining wall blocks. The equipment and methods described herein can be used to enhance the effectiveness of splitting assemblies that utilize workpiece engaging members disposed to at least one side of a |
| 6874494 |
Block splitting assembly and method |
April 5, 2005 |
| A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses engagement surfaces that are enhanced with, for example, alternating ridges and valleys, preferably in combination with workpiece-engaging projections, to supplement or replace the ac |
| 6862856 |
Corner block for use in forming a corner of a segmental retaining wall |
March 8, 2005 |
| A corner block is provided for use in constructing an exterior corner of a retaining wall. The corner block is designed to receive a portion of a retaining member that is used to secure a reinforcement member to blocks that are adjacent to the corner block. The corner block permits c |
| 6758636 |
Segmental retaining wall system |
July 6, 2004 |
| A wall block for use in a segmental retaining wall system. The wall block comprises an interior face for forming an interior surface of a segmental retaining wall, an exterior face for forming an exterior surface of the segmental retaining wall, first and second sides that extend from th |
| 6652196 |
Retaining wall anchoring system |
November 25, 2003 |
| A retaining wall anchoring system for a segmental retaining wall comprising a plurality of tieback rods adapted to be embedded into soil or rock with a proximal portion extending therefrom, at least one elongated force distribution member positionable directly adjacent the proximal porti |
| 6641334 |
Composite masonry block |
November 4, 2003 |
| The invention is a composite masonry block having a front surface and a back surface which are adjoined by first and second side surfaces, as well as a top surface and a bottom surface. Each of the side surfaces has an inset extending from the block top surface to the block bottom surfac |
| 6616382 |
Composite masonry block |
September 9, 2003 |
| The present invention includes block molds and manufacturing processes as well as a composite masonry block comprising a block body having an irregular trapezoidal shape and comprising a front surface and a back surface, an upper surface and a lower surface, and first and second side |
| 6612784 |
Modular retaining wall system |
September 2, 2003 |
| A modular earth retaining wall system comprising a plurality of similarly configured wall blocks that have lock channels and lock flanges that provide a locking mechanism for resisting leaning or toppling of the blocks. A positive retaining mechanism is also provided for attaching re |
| 6609695 |
Mold for producing masonry block with roughened surface |
August 26, 2003 |
| A mold box for producing a plurality of masonry units with a roughened texture side face, the mold box including a plurality of side walls defining a mold cavity open at its top and bottom, adapted to receive masonry fill material by way of its open top, and to discharge molded fill |
| 6464199 |
Molds for producing masonry units with roughened surface |
October 15, 2002 |
| A mold which is easy to fabricate and which is durable and self cleaning. The mold is especially suited for creating fine or modest roughened surfaces on concrete masonry units. These moderately roughened surfaces are suitable for use as the decorative face(s) on concrete products such |
| 6416257 |
Segmental retaining wall system |
July 9, 2002 |
| A segmental retaining wall system comprising a plurality of wall blocks. Each wall block comprises an interior face for forming an interior surface of a segmental retaining wall, an exterior face for forming an exterior surface of the segmental retaining wall, first and second sides that |
| 6338597 |
Modular retaining wall system |
January 15, 2002 |
| A modular earth retaining wall system comprising a plurality of similarly configured wall blocks that have lock channels and lock flanges that provide a locking mechanism for resisting leaning or toppling of the blocks. A positive retaining mechanism is also provided for attaching re |
