Patent |
Priority |
Assignee |
Title |
1086975, |
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1166312, |
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1564490, |
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1574123, |
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1596165, |
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1693852, |
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1751272, |
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1776999, |
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1795451, |
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1982730, |
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2038205, |
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2313363, |
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2457368, |
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2517432, |
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2570384, |
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2682093, |
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2819495, |
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2882689, |
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3013321, |
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3204316, |
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3277551, |
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3425105, |
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3530553, |
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3555757, |
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3669402, |
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3694128, |
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3731899, |
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3809049, |
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Jul 04 1973 |
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Method for casting blocks having fractured face |
4050864, |
Sep 03 1975 |
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Apparatus for manufacturing concrete panels with surface pattern decorations |
4063866, |
May 03 1976 |
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Concrete block forming and facing machine |
415773, |
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4178340, |
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A B C Concrete Products |
Method and apparatus for making concrete brick having antique appearance |
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Sep 05 1975 |
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Apr 30 1991 |
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Method for producing replicated paving stone |
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Aug 20 1993 |
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Artificial scenic rock and its manufacturing method |
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Decorative mold for forming concrete surface with uneven pattern |
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Jun 02 1986 |
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Retaining wall block |
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May 14 1986 |
KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN |
Wall block |
D317209, |
May 14 1986 |
KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN |
Corner wall block |
D319885, |
Sep 02 1988 |
Kiltie Corporation |
Retaining wall block |
D321060, |
Nov 07 1988 |
Kiltie Corporation |
Retaining wall block |
D341215, |
Dec 06 1991 |
Kiltie Corporation; KILTIE CORPORATION A CORP OF MN |
Retaining wall block |
D341218, |
Oct 08 1991 |
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Precast paving slab |
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Jun 30 1992 |
TRANSPAVE INC |
Block |
D350611, |
Aug 18 1993 |
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Retaining wall block |
D352789, |
Jan 11 1993 |
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Retaining wall block |
D362511, |
Aug 16 1993 |
Societ Civile des Brevets Henri C. Vidal |
Cap block |
D363787, |
Jun 13 1994 |
Lehi Block Co. |
Retaining wall block |
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Feb 28 1996 |
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Stackable unit for a retaining wall having irregular stonework |
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Jun 08 1987 |
MELLON BANK, N A |
Three faceted broken front face of a retaining wall block |
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May 03 1995 |
MELLON BANK, N A |
Front face of a retaining wall block |
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Apr 12 1995 |
Handy-Stone Corporation |
Retaining wall block |
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Aug 04 1994 |
Handy-Stone Corporation |
Retaining wall block |
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Jul 20 1999 |
Mortarless Technologies LLC |
Front face of a retaining wall block |
D433158, |
Jul 07 1999 |
Westblock Systems, Inc.; WESTBLOCK SYSTEMS, INC |
Retaining wall block |
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Jul 20 1999 |
Mortarless Technologies LLC |
Front face of a retaining wall block |
D435304, |
Mar 19 1998 |
ANCHOR WALL SYSTEMS, INC |
Retaining wall block design |
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Aug 17 1999 |
ANCHOR WALL SYSTEMS, INC |
Face of a retaining wall block |
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ANCHOR WALL SYSTEMS, INC |
Face of a retaining wall block |
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Oct 27 1997 |
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Retaining wall block |
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Nov 08 1996 |
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Retaining wall block |
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Jun 19 2001 |
Anchor Wall Systems |
Side wall portion of a retaining wall block |
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Jul 07 1999 |
Westblock Systems, Inc. |
Retaining wall block |
D466229, |
Dec 18 2001 |
Rothbury International Inc. |
Retaining wall block |
D466619, |
Apr 28 2000 |
Aggregate Industries UK Limited |
Mountain block |
D467009, |
Sep 28 1999 |
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Retaining wall block |
D468449, |
Apr 28 2000 |
Aggregate Industries UK Limited |
Mountain block |
D477091, |
Nov 18 2002 |
Redi-Rock International, LLC |
Face for a concrete wall block |
D477419, |
Sep 09 2002 |
Redi-Rock International, LLC |
Face for a concrete wall block |
D479002, |
Nov 22 2002 |
Anchor Wall Systems, Inc. |
Front portion of a concrete block |
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Nov 22 2002 |
Anchor Wall Systems, Inc. |
Front portion of a concrete block |
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Jun 19 2001 |
Anchor Wall Systems |
Front portion of a retaining wall block |
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Feb 17 2003 |
Menard, Inc. |
Retaining wall block |
D486246, |
Oct 07 2002 |
Redi-Rock International, LLC |
Concrete cap for a wall |
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Oct 01 2002 |
PF Industries Inc. |
Front face of a masonry block |
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Jul 17 2003 |
Marshall Concrete Products, Inc. |
Ornamental face for retaining wall block |
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May 14 2003 |
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Mold |
D506837, |
Jun 19 2001 |
Anchor Wall Systems |
Front portion of a retaining wall block |
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May 25 2004 |
DLK INC |
Retaining wall and block face |
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Nov 21 2003 |
ANCHOR WALL SYSTEMS, INC |
Molded surface of a concrete product |
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Retaining wall block |
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Anchor Wall Systems |
Front portion of a retaining wall block |
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May 19 2006 |
Mortarless Technologies LLC |
Stackable wall block |
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May 19 2006 |
Mortarless Technologies LLC |
Stackable wall block |
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May 19 2006 |
Mortarless Technologies LLC |
Stackable wall block |
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Mortarless Technologies LLC |
Stackable wall block |
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Portion of a retaining wall block |
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Retaining wall block |
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Sculptured wall panel |
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Molded surface of a concrete product |
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Anchor Wall Systems, Inc. |
Molded surface of a concrete product |
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May 14 2007 |
Anchor Wall Systems, Inc. |
Mold surface of a concrete block |
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Dec 19 2008 |
ANCHOR WALL SYSTEMS, INC |
Molded surface of a concrete product |
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Feb 25 2009 |
ANCHOR WALL SYSTEMS, INC |
Molded surface of a concrete product |
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May 19 2009 |
ANCHOR WALL SYSTEMS, INC |
Molded surface of a concrete product |
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Mar 13 2008 |
ANCHOR WALL SYSTEMS, INC |
Molded surface of a concrete product |
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Apr 18 2008 |
ANCHOR WALL SYSTEMS, INC |
Sculpted cap block |
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Molded surface of a concrete product |
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DE19634499, |
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WO3060251, |
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