Total properties:
34
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Patent #:
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Issue Dt:
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Application #:
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05643506
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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Application #:
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05890034
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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01/13/1981
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Application #:
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06024523
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Filing Dt:
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03/28/1979
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Title:
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MAGNETIC CASING DEPTH MARKER
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Patent #:
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Issue Dt:
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06/15/1982
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Application #:
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06102790
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Filing Dt:
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12/12/1979
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Title:
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YIELD STRENGTH DETERMINATION OF TERROMGNETIC MATERIALS
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Patent #:
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Issue Dt:
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05/11/1982
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Application #:
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06177398
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Filing Dt:
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08/12/1980
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Title:
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WAX CONTROL IN OIL WELLS USING A THERMAL SYPHON SYSTEM
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Patent #:
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Issue Dt:
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07/17/1984
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Application #:
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06210479
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Filing Dt:
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11/26/1980
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Title:
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INTERMEDIATE WEIGHT DRILL STRING MEMBER
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Patent #:
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Issue Dt:
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05/20/1986
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Application #:
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06601938
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Filing Dt:
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04/19/1984
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Title:
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APPARATUS AND METHOD FOR INSERTING FLOW CONTROL MEANS INTO A WELL CASING
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Patent #:
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Issue Dt:
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10/21/1986
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Application #:
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06638700
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Filing Dt:
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08/08/1984
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Title:
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REAMING TOOL
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Patent #:
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Issue Dt:
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12/02/1986
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Application #:
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06796665
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Filing Dt:
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11/08/1985
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Title:
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AUTO-FILL FLOW VALVE
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Patent #:
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Issue Dt:
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11/17/1987
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Application #:
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06801521
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Filing Dt:
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11/25/1985
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Title:
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CEMENTING PLUG
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Patent #:
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Issue Dt:
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04/07/1987
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Application #:
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06820544
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Filing Dt:
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01/17/1986
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Title:
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BALL-TYPE CHECK VALVE ASSEMBLY
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Patent #:
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Issue Dt:
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06/23/1987
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Application #:
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06845613
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Filing Dt:
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03/28/1986
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Title:
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STAGE CEMENTING TOOL
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Patent #:
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Issue Dt:
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07/12/1988
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Application #:
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06903818
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Filing Dt:
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09/04/1986
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Title:
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CEMENTING PLUG
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Patent #:
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Issue Dt:
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01/05/1988
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Application #:
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06942979
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Filing Dt:
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12/17/1986
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Title:
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MILLING TOOL
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Patent #:
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Issue Dt:
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11/29/1988
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Application #:
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07056488
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Filing Dt:
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05/29/1987
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Title:
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SPRING BOW, CENTRALIZER, AND RELATED METHODS
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Patent #:
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Issue Dt:
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03/14/1989
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Application #:
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07111222
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Filing Dt:
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10/22/1987
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Title:
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METHOD AND APPARATUS FOR DETECTING THE DENSITY OF THICKNESS AND DRILLING
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Patent #:
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Issue Dt:
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01/03/1989
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Application #:
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07126193
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Filing Dt:
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11/27/1987
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Title:
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RETICULATED CENTRALIZING APPARATUS
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Patent #:
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Issue Dt:
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06/27/1989
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Application #:
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07152934
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Filing Dt:
|
02/05/1988
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Title:
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HYDRAULIC LOCK ALLEVIATION DEVICE, WELL CEMENTING STAGE TOOL, AND RELATED METHODS
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Patent #:
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Issue Dt:
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12/25/1990
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Application #:
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07261385
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Filing Dt:
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10/21/1988
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Title:
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FLOAT EQUIPMENT INCLUDING FLOAT COLLARS AND MODULAR PLUGS FOR WELL OPERATIONS
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Patent #:
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Issue Dt:
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08/07/1990
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Application #:
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07357121
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Filing Dt:
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05/26/1989
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Title:
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BALL-TYPE CHECK VALVE
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Patent #:
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Issue Dt:
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01/15/1991
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Application #:
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07424092
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Filing Dt:
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10/20/1989
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Title:
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NOZZLE EFFECT PROTECTORS, CENTRALIZERS, AND STABILIZERS AND RELATED METHODS
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Patent #:
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Issue Dt:
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06/25/1991
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Application #:
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07517925
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Filing Dt:
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05/02/1990
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Title:
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WELL APPARATUSES AND ANTI-ROTATION DEVICE FOR WELL APPARATUSES
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Patent #:
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Issue Dt:
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09/21/1993
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Application #:
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07668199
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Filing Dt:
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03/12/1991
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Title:
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TONG LOAD CELL ASSEMBLY
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Patent #:
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Issue Dt:
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09/15/1992
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Application #:
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07671812
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Filing Dt:
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04/02/1991
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Title:
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APPARATUS FOR RECOVERING A WELLHEAD
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Patent #:
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Issue Dt:
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05/19/1992
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Application #:
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07700622
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Filing Dt:
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05/15/1991
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Title:
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WELL APPARATUSES AND ANTI-ROTATION DEVICE FOR WELL APPARATUSES
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Patent #:
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Issue Dt:
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01/26/1993
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Application #:
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07774048
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Filing Dt:
|
10/08/1991
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Title:
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MILLING TOOL
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Patent #:
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Issue Dt:
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03/23/1993
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Application #:
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07797682
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Filing Dt:
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11/25/1991
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Title:
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TEST METHOD AND APPARATUS FOR BOP EQUIPMENT
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Patent #:
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Issue Dt:
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05/04/1993
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Application #:
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07855561
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Filing Dt:
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03/23/1992
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Title:
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TONG WITH FLOATING JAWS
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Patent #:
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Issue Dt:
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09/21/1993
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Application #:
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07856098
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Filing Dt:
|
03/23/1992
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Title:
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SELF-ALIGNING WELL APPARATUSES AND ANTI-ROTATION DEVICE FOR WELL APPARATUSES
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Patent #:
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Issue Dt:
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04/26/1994
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Application #:
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07878784
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Filing Dt:
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05/06/1992
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Title:
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SEALING MEANS FOR ENDOTRACHEAL TUBES
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Patent #:
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Issue Dt:
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10/19/1993
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Application #:
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07951305
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Filing Dt:
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09/22/1992
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Title:
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METHOD AND APPARATUS TO CUT AND REMOVE CASING
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Patent #:
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Issue Dt:
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Application #:
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UNAVAILABLE
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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Application #:
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UNAVAILABLE
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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Application #:
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UNAVAILABLE
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Filing Dt:
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Title:
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