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164
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Patent #:
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Issue Dt:
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05/02/1989
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Application #:
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07053757
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Filing Dt:
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05/26/1987
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Title:
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BLOCK WALL
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Patent #:
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Issue Dt:
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12/20/1988
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Application #:
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07113248
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Filing Dt:
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10/26/1987
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Title:
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ROLL FORMING PROCESS AND APPARATUS FOR MAKING RIBS IN STRIP MATERIAL
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Patent #:
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Issue Dt:
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02/07/1989
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Application #:
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07116228
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Filing Dt:
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11/03/1987
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Title:
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WALL AND BLOCK THEREFOR
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Patent #:
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Issue Dt:
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09/12/1989
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Application #:
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07234564
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Filing Dt:
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08/22/1988
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Title:
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METAL PIPE COUPLING TO ACCOMMODATE A DESIRED ANGLE OF CONNECTION BETWEEN DRAINAGE PIPE SECTIONS
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Patent #:
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Issue Dt:
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06/13/1989
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Application #:
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07260816
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Filing Dt:
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10/21/1988
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Title:
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HYDRAULICALLY EFFICIENT RIBBED PIPE
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Patent #:
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Issue Dt:
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04/10/1990
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Application #:
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07287286
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Filing Dt:
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12/20/1988
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Title:
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RETAINING WALL WITH FLEXIBLE MECHANICAL SOIL STABLEZING SHEET
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Patent #:
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Issue Dt:
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06/23/1992
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Application #:
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07622389
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Filing Dt:
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11/29/1990
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Title:
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METHOD FOR PRODUCING A DOUBLE WALL PIPE
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Patent #:
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Issue Dt:
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07/20/1993
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Application #:
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07653194
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Filing Dt:
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02/06/1991
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Title:
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BLOCK WALL
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Patent #:
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Issue Dt:
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03/02/1993
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Application #:
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07712215
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Filing Dt:
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06/07/1991
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Title:
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EROSION PROTECTION DEVICE
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Patent #:
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Issue Dt:
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07/01/1997
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Application #:
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07886983
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Filing Dt:
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05/21/1992
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Title:
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THREE FACETED BROKEN FRONT FACE OF A RETAINING WALL BLOCK
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Patent #:
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Issue Dt:
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06/21/1994
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Application #:
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08025020
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Filing Dt:
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03/02/1993
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Title:
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METHOD AND APPARATUS FOR TREATING STORM WATER
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Patent #:
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Issue Dt:
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01/10/1995
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Application #:
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08043572
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Filing Dt:
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04/07/1993
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Title:
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SLOTTED DRAIN
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Patent #:
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Issue Dt:
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07/17/2001
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Application #:
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08076290
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Filing Dt:
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06/11/1993
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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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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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12/31/1996
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Application #:
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08246256
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Filing Dt:
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05/19/1994
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Title:
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LANDSCAPING BLOCK SYSTEM
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Patent #:
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Issue Dt:
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09/03/1996
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Application #:
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08298415
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Filing Dt:
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08/30/1994
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Title:
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EMBANKMENT WALL CONSTRUCTION AND METHOD AND BLOCK CONSTRUCTION FOR MAKING THE SAME
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Patent #:
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Issue Dt:
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10/15/1996
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Application #:
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08369709
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Filing Dt:
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01/06/1995
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Title:
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SLOTTED DRAIN
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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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Application #:
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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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06/02/1998
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Application #:
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08697319
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Filing Dt:
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08/22/1996
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Title:
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METHOD AND APPARATUS FOR SEPARATING FLOATING AND NOB-FLOATING PARTICULATE FROM RAINWATER DRAINAGE
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Patent #:
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Issue Dt:
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06/30/1998
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Application #:
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08741344
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Filing Dt:
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10/29/1996
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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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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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Application #:
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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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11/16/1999
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Application #:
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08904613
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Filing Dt:
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08/01/1997
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Title:
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FILTER DEVICE
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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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01/23/2001
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Application #:
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09176869
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Filing Dt:
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10/22/1998
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Title:
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CONCRETE ELEVATION ASSEMBLY, HOLLOW CONCRETE BLOCK, AND METHOD OF MAKING
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Patent #:
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Issue Dt:
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06/06/2000
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Application #:
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09179651
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Filing Dt:
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10/27/1998
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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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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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Application #:
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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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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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Application #:
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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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06/18/2002
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Application #:
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09609990
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Filing Dt:
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07/05/2000
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Title:
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LOW -FLOW -CONTAMINANT-ADSORBING SYSTEM
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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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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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04/23/2002
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Application #:
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09754769
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Filing Dt:
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01/04/2001
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Publication #:
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Pub Dt:
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09/20/2001
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Title:
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CONCRETE ELEVATION ASSEMBLY, HOLLOW CONCRETE BLOCK, AND METHOD OF MAKING
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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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03/15/2001
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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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06/24/2003
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Application #:
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09858586
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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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06/07/2001
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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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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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02/15/2005
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09904038
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07/12/2001
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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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08/10/2001
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Title:
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LIFTING AND PLACING DEVICE FOR SEABED MATS
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01/28/2003
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09940439
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08/29/2001
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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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11/04/2003
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Application #:
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09983561
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10/25/2001
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Title:
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HYBRID ARCHED OVERFILLED STRUCTURE
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Patent #:
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11/18/2003
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Application #:
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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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Patent #:
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12/11/2007
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10131526
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04/25/2002
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Title:
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COMPOSITE OVERFILLED ARCH SYSTEM
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Patent #:
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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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Patent #:
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10/28/2003
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Application #:
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10219790
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08/15/2002
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Publication #:
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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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Title:
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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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11/23/2004
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10603069
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06/24/2003
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RETAINING WALL BLOCK SYSTEM AND CONNECTOR
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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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FILTER CARTRIDGE WITH CHECK VALVE PROTECTION
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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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HYBRID ARCHED OVERFILLED STRUCTURE
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01/31/2006
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10664376
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09/17/2003
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03/17/2005
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Title:
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APPARATUS FOR SEPARATING FLOATING AND NON-FLOATING PARTICULATE FROM A FLUID STREAM
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Patent #:
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NONE
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10668796
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09/23/2003
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05/13/2004
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Title:
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Landscaping block
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08/02/2005
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10739734
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12/17/2003
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Pub Dt:
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09/23/2004
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Title:
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TOP ARCH OVERFILLED SYSTEM
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Patent #:
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Issue Dt:
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08/24/2010
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Application #:
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10754454
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01/09/2004
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Publication #:
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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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Patent #:
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Issue Dt:
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08/24/2010
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Application #:
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10754454
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01/09/2004
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Publication #:
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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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10790491
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03/01/2004
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09/01/2005
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PRECAST CONCRETE RETAINING WALL
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02/14/2006
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10901905
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07/28/2004
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02/24/2005
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Title:
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STORMWATER TREATMENT SYSTEM
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NONE
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10952078
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09/28/2004
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02/17/2005
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Title:
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Method for making and treating wall blocks
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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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FLUID FILTER SYSTEM AND RELATED METHOD
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NONE
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10986507
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11/11/2004
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05/26/2005
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Title:
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Polymer concrete pipe
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03/14/2006
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10996208
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11/23/2004
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04/07/2005
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Title:
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RETAINING WALL BLOCK SYSTEM
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11/08/2005
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11002780
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12/02/2004
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06/09/2005
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Title:
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METHOD FOR IMPROVING THE ENVIRONMENT WITHIN SOIL EMBEDDED CULVERT AND BRIDGE SYSTEMS
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11/20/2007
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11016358
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12/17/2004
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07/07/2005
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APPARATUS FOR SEPARATING FLOATING AND NON-FLOATING PARTICULATE FROM A FLUID STREAM
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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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STORMWATER DETENTION SYSTEM AND METHOD
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NONE
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03/08/2005
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09/14/2006
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Open bottom fiber reinforced precast concrete arch unit
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NONE
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04/28/2005
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11/17/2005
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Wall block system
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NONE
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04/28/2005
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11/17/2005
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Veneers for walls, retaining walls and the like
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01/05/2010
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04/28/2005
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11/17/2005
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COLUMN BLOCK SYSTEM
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NONE
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04/28/2005
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11/03/2005
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NONE
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04/28/2005
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11/17/2005
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Columnar block fence system
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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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11222612
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09/09/2005
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03/15/2007
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APPARATUS FOR SEPARATING SOLIDS FROM FLOWING LIQUIDS
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07/07/2009
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09/09/2005
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03/15/2007
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PRECAST CONCRETE BRIDGE AND HEADWALL ASSEMBLY AND METHOD OF PRODUCTION
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NONE
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11263365
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10/31/2005
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05/03/2007
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Precast concrete bridge assembly
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NONE
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11/21/2005
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05/25/2006
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Retaining Wall Block with Face Connection
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NONE
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11408298
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04/21/2006
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10/25/2007
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Method of producing helically corrugated metal pipe and related pipe construction
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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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APPARATUS FOR PRODUCING HELICALLY CORRUGATED METAL PIPE AND RELATED METHOD
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11/11/2008
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11698341
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01/26/2007
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05/31/2007
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RETAINING WALL BLOCK
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NONE
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11736858
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04/18/2007
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11/08/2007
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STORMWATER TREATMENT SYSTEM WITH AUTOMATED CONTAMINANT BUILDUP DETECTION
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09/02/2008
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11738842
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04/23/2007
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08/16/2007
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FILTER CARTRIDGE WITH CHECK VALVE PROTECTION
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04/14/2009
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11746238
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05/09/2007
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11/13/2008
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PRE-ASSEMBLED FLOW CONTROL STRUCTURE AND RELATED MEDIA FILTRATION SYSTEM
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