Total properties:
22
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Patent #:
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Issue Dt:
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03/27/1984
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Application #:
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06238720
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Filing Dt:
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02/27/1981
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Title:
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TOOL JOINT BENCH MARK
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Patent #:
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Issue Dt:
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10/29/1985
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Application #:
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06505948
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Filing Dt:
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06/20/1983
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Title:
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TOOL JOINT
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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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06876712
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Filing Dt:
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06/20/1986
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Title:
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LINER CONNECTION
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Patent #:
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Issue Dt:
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07/31/1990
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Application #:
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07320476
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Filing Dt:
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03/08/1989
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Title:
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THREADED PIPE JOINT HAVING IMPROVED SEAL RING ENTRAPMENT
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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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07320718
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Filing Dt:
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03/08/1989
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Title:
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OIL FIELD TUBULAR CONNECTION
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Patent #:
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Issue Dt:
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04/23/1991
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Application #:
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07408074
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Filing Dt:
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09/15/1989
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Title:
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TOOL JOINT AND METHOD OF HARDSURFACING SAME
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Patent #:
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Issue Dt:
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11/19/1991
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Application #:
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07470116
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Filing Dt:
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01/25/1990
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Title:
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THREADED PIPE JOINT HAVING IMPROVED SEAL RING ENTRAPMENT
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Patent #:
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Issue Dt:
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11/12/1991
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Application #:
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07480804
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Filing Dt:
|
02/16/1990
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Title:
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OIL FIELD TUBULAR CONNECTION
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Patent #:
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Issue Dt:
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04/07/1992
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Application #:
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07610301
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Filing Dt:
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11/05/1990
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Title:
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HORIZONTAL DRILLING OR COMPLETION METHOD
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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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07687438
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Filing Dt:
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04/18/1991
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Title:
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TOOL JOINT AND METHOD OF HARDSURFACING SAME
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Patent #:
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Issue Dt:
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11/24/1992
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Application #:
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07692620
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Filing Dt:
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04/29/1991
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Title:
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METHOD OF HORIZONTAL DRILLING
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Patent #:
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Issue Dt:
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09/22/1992
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Application #:
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07712529
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Filing Dt:
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06/10/1991
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Title:
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LIGHTWEIGHT DRILL PIPE
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Patent #:
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Issue Dt:
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02/09/1993
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Application #:
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07801969
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Filing Dt:
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12/03/1991
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Title:
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METHOD OF INTERNALLY AND EXTERNALLY UPSETTING THE END OF A METAL TUBE
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Patent #:
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Issue Dt:
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02/15/1994
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Application #:
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07985832
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Filing Dt:
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12/03/1992
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Title:
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STRESS RELIEF GROOVE FOR DRILL PIPE
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Patent #:
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Issue Dt:
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10/18/1994
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Application #:
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08064858
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Filing Dt:
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05/20/1993
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Title:
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TOOL JOINT STRESS RELIEF GROOVE
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Patent #:
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Issue Dt:
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07/18/1995
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Application #:
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08122157
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Filing Dt:
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09/17/1993
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Title:
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SHOULDER DRESSING APPARATUS
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Patent #:
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Issue Dt:
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11/08/1994
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Application #:
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08155011
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Filing Dt:
|
11/19/1993
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Title:
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APPARATUS AND METHOD FOR ENHANCING FATIGUE PROPERTIES OF SUBTERRANEAN WELL DRILL PIPE IMMEDIATE THE AREA OF SECUREMENT TO A TOOL JOINT
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Patent #:
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Issue Dt:
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10/25/1994
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Application #:
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08182211
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Filing Dt:
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01/13/1994
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Title:
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STRESS RELIEF GROOVE FOR DRILL PIPE
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Patent #:
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|
Issue Dt:
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01/02/1996
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Application #:
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08220281
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Filing Dt:
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03/30/1994
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Title:
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METHOD AND APPARATUS FOR MEASURING THE LENGTH (MIU) OF THE INTERNAL TAPER OF AN INTERNALLY UPSET DRILL PIPE TUBE
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Patent #:
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|
Issue Dt:
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07/16/1996
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Application #:
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08270247
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Filing Dt:
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07/05/1994
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Title:
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HELICAL STRESS RELIEF GROOVE APPARATUS AND METHOD FOR SUBTERRANEAN WELL DRILL PIPE ASSEMBLIES
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Patent #:
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Issue Dt:
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02/20/1996
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Application #:
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08278419
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Filing Dt:
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07/21/1994
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Title:
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DRILL PIPE WITH IMPROVED CONNECTORS
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Patent #:
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Issue Dt:
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10/08/1996
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Application #:
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08401560
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Filing Dt:
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03/09/1995
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Title:
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APPARATUS AND METHOD FOR REVERSE FLOW IRRIGATION AND ASPIRATION OF INTERIOR REGIONS OF THE HUMAN EYE
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