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Patent #:
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Issue Dt:
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10/29/1996
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Application #:
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08245869
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Filing Dt:
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05/19/1994
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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02/11/1997
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Application #:
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08480287
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Filing Dt:
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06/07/1995
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Title:
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PLANTABLE RETAINING WALL
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Patent #:
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Issue Dt:
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01/13/1998
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Application #:
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08520310
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Filing Dt:
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08/28/1995
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Title:
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JOINT FOR COUPLING PLASTIC CORRUGATED PIPES
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Patent #:
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Issue Dt:
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02/24/1998
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Application #:
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08541046
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Filing Dt:
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10/11/1995
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Title:
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BOX CULVERT
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Patent #:
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Issue Dt:
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04/29/1997
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Application #:
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08598232
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Filing Dt:
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02/07/1996
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Title:
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PELLETIZED COMPOSITION FOR TREATMENT OF STORM WATER RUNOFF
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Patent #:
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Issue Dt:
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01/13/1998
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08641282
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Filing Dt:
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04/30/1996
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Title:
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APPARATUS AND METHOD FOR TREATING STORM WATER RUNOFF
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Patent #:
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Issue Dt:
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08/04/1998
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Application #:
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08750706
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Filing Dt:
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03/24/1997
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Title:
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APPARATUS AND METHODS FOR SEPARATING SOLIDS FROM FLOWING LIQUIDS OR GASES
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Patent #:
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Issue Dt:
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05/25/1999
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Application #:
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08751818
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Filing Dt:
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11/19/1996
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Title:
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REVETMENT SYSTEM
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Patent #:
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Issue Dt:
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07/14/1998
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08752694
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Filing Dt:
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11/19/1996
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Title:
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REVETMENT BLOCK
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Patent #:
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Issue Dt:
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01/26/1999
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Application #:
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08772940
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Filing Dt:
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12/24/1996
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Title:
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METHOD FOR MAKING A JOINT FOR A CORRUGATED PIPE SEGMENT
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Patent #:
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Issue Dt:
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12/01/1998
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Application #:
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08788942
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Filing Dt:
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01/24/1997
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Title:
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COUPLING FOR SPIRAL CORRUGATED PIPE
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Patent #:
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Issue Dt:
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11/17/1998
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Application #:
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08806113
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Filing Dt:
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02/25/1997
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Title:
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MULTI-SEGMENT SPANDREL WALL FOR OVERFILLED ARCH STRUCTURES
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Patent #:
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Issue Dt:
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06/22/1999
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Application #:
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08806485
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Filing Dt:
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02/27/1997
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Title:
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PLANTABLE RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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02/02/1999
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Application #:
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08867363
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Filing Dt:
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06/02/1997
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Title:
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RETAINING WALL BLOCK AND WALL CONSTRUCTION
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Patent #:
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Issue Dt:
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11/04/2003
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Application #:
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08934078
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Filing Dt:
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09/19/1997
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Title:
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APPARATUS AND METHODS FOR SEPARATING SOLIDS FROM FLOWING LIQUIDS OR GASES
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Patent #:
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Issue Dt:
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02/22/2000
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Application #:
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09005945
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Filing Dt:
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01/12/1998
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Title:
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SELF-CLEANING SIPHON-ACTUATED RADIAL FLOW FILTER BASKET
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Patent #:
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Issue Dt:
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06/12/2001
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Application #:
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09227826
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Filing Dt:
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01/11/1999
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Title:
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JOINT FOR PRE-CAST CONCRETE TWIN-LEAF ARCH SECTIONS
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Patent #:
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Issue Dt:
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11/21/2000
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09248435
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Filing Dt:
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02/11/1999
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Title:
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RETAINING WALL BLOCK SYSTEM
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Patent #:
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Issue Dt:
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01/30/2007
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Application #:
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09312352
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Filing Dt:
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05/14/1999
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Title:
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RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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08/20/2002
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Application #:
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09520636
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Filing Dt:
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03/07/2000
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Title:
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OVERFIILED, PRECAST SKEWED ARCH BRIDGE
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Patent #:
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Issue Dt:
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07/09/2002
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09563171
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Filing Dt:
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05/02/2000
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Title:
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ABRASIVE RESISTANT OPEN CELL ARTICULATED SEABED MAT
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Patent #:
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Issue Dt:
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02/07/2006
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09620177
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Filing Dt:
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07/20/2000
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Title:
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Patent #:
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Issue Dt:
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02/07/2006
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09620177
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Filing Dt:
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07/20/2000
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Title:
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STAB JOINT COUPLING
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Patent #:
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Issue Dt:
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09/10/2002
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Application #:
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09652566
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Filing Dt:
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08/31/2000
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Title:
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RETAINING WALL BLOCK SYSTEM AND METHOD WITH VARYING BLOCK FACE SIZES
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Patent #:
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Issue Dt:
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02/25/2003
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Application #:
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09809229
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Filing Dt:
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03/15/2001
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Publication #:
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Pub Dt:
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09/19/2002
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Title:
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CORRUGATED STRUCTURAL METAL PLATE
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Patent #:
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Issue Dt:
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06/24/2003
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Application #:
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09858586
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Filing Dt:
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05/17/2001
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Publication #:
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Pub Dt:
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01/24/2002
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Title:
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FINE SOLIDS SEPARATOR
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Patent #:
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Issue Dt:
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09/09/2003
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Application #:
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09876654
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Filing Dt:
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06/07/2001
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Publication #:
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Pub Dt:
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12/12/2002
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Title:
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RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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03/25/2003
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Application #:
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09904037
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Filing Dt:
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07/12/2001
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Publication #:
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Pub Dt:
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01/16/2003
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Title:
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GROOVED RETAINING WALLL BLOCK AND SYSTEM
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Patent #:
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Issue Dt:
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02/15/2005
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Application #:
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09904038
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Filing Dt:
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07/12/2001
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Publication #:
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Pub Dt:
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01/16/2003
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Title:
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MULTI-CHANNEL RETAINING WALL BLOCK AND SYSTEM
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Patent #:
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Issue Dt:
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06/18/2002
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Application #:
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09927117
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Filing Dt:
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08/10/2001
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Title:
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LIFTING AND PLACING DEVICE FOR SEABED MATS
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Patent #:
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Issue Dt:
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01/28/2003
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09940439
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08/29/2001
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Pub Dt:
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03/14/2002
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Title:
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APPARATUS AND METHODS FOR SEPARATING SOLIDS FROM FLOWING LIQUIDS OR GASES
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Patent #:
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Issue Dt:
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11/04/2003
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09983561
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10/25/2001
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HYBRID ARCHED OVERFILLED STRUCTURE
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Patent #:
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11/18/2003
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09990564
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11/20/2001
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05/22/2003
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Title:
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FILTER CARTRIDGE WITH REGULATED SURFACE CLEANING MECHANISM
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06/17/2003
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10044326
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01/10/2002
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Title:
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REVETMENT BLOCK
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03/15/2005
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10068324
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02/05/2002
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08/07/2003
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Title:
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REVETMENT BLOCK AND MAT
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04/13/2004
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10102921
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03/22/2002
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Title:
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TOP ARCH OVERFILLED SYSTEM
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12/11/2007
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10131526
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04/25/2002
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COMPOSITE OVERFILLED ARCH SYSTEM
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10/12/2004
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10150484
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05/17/2002
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11/20/2003
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Title:
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A METHOD FOR MAKING AND TREATING WALL BLOCKS
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07/05/2005
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10194433
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07/11/2002
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02/13/2003
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Title:
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MULTI-CHANNEL RETAINING WALL BLOCK AND SYSTEM
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10/28/2003
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10219790
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08/15/2002
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12/19/2002
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Title:
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RETAINING WALL BLOCK SYSTEM AND METHOD WITH VARYING BLOCK FACE SIZES
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01/24/2006
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10338906
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01/09/2003
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MEANS AND METHOD FOR CONSTRUCTING A FULLY PRECAST TOP ARCH OVERFILLED SYSTEM
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02/15/2005
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10353477
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01/29/2003
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07/31/2003
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PRECAST CONCRETE CULVERT SYSTEM
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03/23/2004
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10357982
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02/04/2003
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06/26/2003
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GROOVED RETAINING WALL BLOCK AND SYSTEM
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05/17/2005
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10601051
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06/20/2003
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02/26/2004
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RETAINING WALL BLOCK SYSTEM
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05/08/2007
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10647102
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08/21/2003
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06/17/2004
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10/03/2006
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10657375
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09/08/2003
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04/01/2004
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01/31/2006
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09/17/2003
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03/17/2005
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08/02/2005
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12/17/2003
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09/23/2004
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TOP ARCH OVERFILLED SYSTEM
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08/24/2010
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01/09/2004
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01/27/2005
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08/24/2010
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10754454
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01/09/2004
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01/27/2005
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Title:
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MOLD BOX FOR MAKING FIRST AND SECOND WALL BLOCKS
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02/21/2006
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03/01/2004
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09/01/2005
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02/14/2006
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07/28/2004
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02/24/2005
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09/21/2010
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10/19/2004
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01/26/2006
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03/14/2006
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11/23/2004
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04/07/2005
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RETAINING WALL BLOCK SYSTEM
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11/08/2005
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12/02/2004
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06/09/2005
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11/20/2007
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12/17/2004
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07/07/2005
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11/20/2007
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12/20/2004
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07/07/2005
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03/06/2007
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01/14/2005
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07/20/2006
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03/06/2007
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01/14/2005
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07/20/2006
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01/05/2010
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11/17/2005
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01/05/2010
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11/17/2005
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12/16/2008
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09/09/2005
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03/15/2007
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12/16/2008
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09/09/2005
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03/15/2007
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07/07/2009
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03/15/2007
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07/29/2008
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09/25/2006
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03/27/2008
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11/11/2008
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01/26/2007
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05/31/2007
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09/02/2008
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04/23/2007
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08/16/2007
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04/14/2009
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11/13/2008
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02/07/2012
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05/09/2007
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11/13/2008
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06/10/2014
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11751209
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Filing Dt:
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05/21/2007
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Publication #:
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Pub Dt:
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11/22/2007
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Title:
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APPARATUS FOR SEPARATING PARTICULATE FROM STORMWATER
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Patent #:
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Issue Dt:
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07/10/2012
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Application #:
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11842607
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Filing Dt:
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08/21/2007
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Publication #:
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Pub Dt:
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02/28/2008
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Title:
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STORMWATER FILTER AND MOUNT ASSEMBLY
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Patent #:
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Issue Dt:
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02/02/2010
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Application #:
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12105064
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Filing Dt:
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04/17/2008
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Publication #:
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Pub Dt:
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08/14/2008
| | | | |
Title:
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RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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05/03/2011
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Application #:
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12118004
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Filing Dt:
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05/09/2008
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Publication #:
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Pub Dt:
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01/15/2009
| | | | |
Title:
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METHOD OF CONSTRUCTING A BLOCK WALL
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Patent #:
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Issue Dt:
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07/05/2011
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Application #:
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12124311
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Filing Dt:
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05/21/2008
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Publication #:
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Pub Dt:
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11/27/2008
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Title:
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WALL BLOCK AND WALL BLOCK SYSTEM FOR CONSTRUCTING WALLS
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Patent #:
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Issue Dt:
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11/06/2012
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Application #:
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12133798
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Filing Dt:
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06/05/2008
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Publication #:
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Pub Dt:
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12/11/2008
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Title:
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BLOCK SPLITTER ASSEMBLY AND METHOD OF PRODUCING WALL BLOCKS
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Patent #:
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Issue Dt:
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12/29/2009
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Application #:
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12142401
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Filing Dt:
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06/19/2008
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Publication #:
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Pub Dt:
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12/24/2009
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Title:
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FLOW CONTROL STRUCTURE AND RELATED MEDIA FILTRATION SYSTEM
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Patent #:
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Issue Dt:
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08/07/2012
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Application #:
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12144228
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Filing Dt:
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06/23/2008
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Publication #:
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Pub Dt:
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12/25/2008
| | | | |
Title:
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VENEERS FOR WALLS, RETAINING WALLS, RETAINING WALL BLOCKS, AND THE LIKE
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Patent #:
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Issue Dt:
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08/18/2009
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Application #:
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12145174
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Filing Dt:
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06/24/2008
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Publication #:
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Pub Dt:
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10/30/2008
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Title:
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APPARATUS FOR PRODUCING HELICALLY CORRUGATED METAL PIPE AND RELATED METHOD
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Patent #:
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Issue Dt:
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04/05/2011
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Application #:
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12171665
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Filing Dt:
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07/11/2008
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Publication #:
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Pub Dt:
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05/14/2009
| | | | |
Title:
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CABLED MAT SYSTEM WITH REMOVABLE BLOCKS
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Patent #:
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Issue Dt:
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08/12/2014
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Application #:
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12266951
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Filing Dt:
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11/07/2008
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Publication #:
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Pub Dt:
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05/14/2009
| | | | |
Title:
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WALL BLOCK WITH WEIGHT BEARING PADS AND METHOD OF PRODUCING WALL BLOCKS
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Patent #:
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NONE
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Issue Dt:
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Application #:
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12274963
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Filing Dt:
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11/20/2008
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Publication #:
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Pub Dt:
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06/18/2009
| | | | |
Title:
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METHOD OF CONSTRUCTING A WALL OR FENCE WITH PANELS
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Patent #:
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Issue Dt:
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08/20/2013
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Application #:
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12551070
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Filing Dt:
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08/31/2009
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Publication #:
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Pub Dt:
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12/24/2009
| | | | |
Title:
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VENEERS FOR WALLS, RETAINING WALLS AND THE LIKE
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Patent #:
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Issue Dt:
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06/18/2013
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Application #:
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12623907
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Filing Dt:
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11/23/2009
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Publication #:
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Pub Dt:
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03/18/2010
| | | | |
Title:
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COLUMN BLOCK SYSTEM
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Patent #:
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Issue Dt:
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01/18/2011
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Application #:
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12646120
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Filing Dt:
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12/23/2009
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Publication #:
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Pub Dt:
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04/22/2010
| | | | |
Title:
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RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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11/25/2003
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Application #:
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29159146
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Filing Dt:
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04/15/2002
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Title:
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REVETMENT BLOCK
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Patent #:
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Issue Dt:
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11/25/2003
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Application #:
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29159157
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Filing Dt:
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04/15/2002
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Title:
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REVETMENT BLOCK-4
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Patent #:
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Issue Dt:
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09/02/2003
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Application #:
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29170809
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Filing Dt:
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11/12/2002
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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05/25/2004
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Application #:
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29174704
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Filing Dt:
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01/24/2003
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Title:
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CONCRETE TUNNEL FOR A RAPID TRANSIT TRAIN
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Patent #:
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Issue Dt:
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12/30/2003
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Application #:
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29175887
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Filing Dt:
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02/12/2003
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Title:
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CONCRETE TUNNEL FOR A RAPID TRANSIT TRAIN
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Patent #:
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Issue Dt:
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04/06/2004
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Application #:
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29182870
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Filing Dt:
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06/03/2003
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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04/13/2004
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Application #:
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29182876
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Filing Dt:
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06/03/2003
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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05/25/2004
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Application #:
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29182982
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Filing Dt:
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06/03/2003
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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04/13/2004
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Application #:
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29185034
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Filing Dt:
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06/20/2003
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Title:
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LANDSCAPING BLOCK
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Patent #:
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Issue Dt:
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02/15/2005
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Application #:
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29186712
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Filing Dt:
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07/21/2003
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Title:
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WALL BLOCK
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Patent #:
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Issue Dt:
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02/07/2006
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Application #:
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29200558
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Filing Dt:
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03/01/2004
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Title:
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CONCRETE BRIDGE AND HEAD WALL UNIT
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Patent #:
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Issue Dt:
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11/08/2005
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Application #:
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29200559
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Filing Dt:
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03/01/2004
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Title:
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CONCRETE BRIDGE WITH INTEGRAL FOOTERS
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Patent #:
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Issue Dt:
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12/06/2005
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Application #:
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29213162
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Filing Dt:
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09/15/2004
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Title:
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CONCRETE BRIDGE AND HEADWALL UNIT
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Patent #:
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Issue Dt:
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05/10/2005
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Application #:
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29214060
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Filing Dt:
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09/27/2004
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Title:
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REVETMENT BLOCK
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Patent #:
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Issue Dt:
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11/01/2005
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Application #:
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29217514
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Filing Dt:
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11/19/2004
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Title:
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PRECAST CONCRETE BRIDGE UNIT
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Patent #:
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Issue Dt:
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03/07/2006
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Application #:
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29222251
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Filing Dt:
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01/26/2005
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Title:
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REVETMENT BLOCK
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