Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 050151/0700 | |
| Pages: | 6 |
| | Recorded: | 08/23/2019 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
9
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Patent #:
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Issue Dt:
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05/02/2006
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Application #:
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10605177
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Filing Dt:
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09/12/2003
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Publication #:
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Pub Dt:
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03/17/2005
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Title:
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LIP SEAL FOR ROLLER CONE DRILL BIT
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Patent #:
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Issue Dt:
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10/12/2004
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Application #:
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10605627
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Filing Dt:
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10/15/2003
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Title:
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APPARATUS FOR WEIGHT ON BIT MEASUREMENTS, AND METHODS OF USING SAME
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Patent #:
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Issue Dt:
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01/31/2006
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Application #:
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10701232
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Filing Dt:
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11/03/2003
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Publication #:
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Pub Dt:
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05/05/2005
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Title:
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EXPANDABLE ECCENTRIC REAMER AND METHOD OF USE IN DRILLING
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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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10709108
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Filing Dt:
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04/14/2004
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Publication #:
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Pub Dt:
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10/20/2005
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Title:
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ON-BIT, ANALOG MULTIPLEXER FOR TRANSMISSION OF MULTI-CHANNEL DRILLING INFORMATION
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Patent #:
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Issue Dt:
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10/25/2005
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Application #:
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10711589
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Filing Dt:
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09/27/2004
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Publication #:
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Pub Dt:
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04/21/2005
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Title:
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APPARATUS FOR WEIGHT ON BIT MEASUREMENTS, AND METHODS OF USING SAME
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Patent #:
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Issue Dt:
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07/03/2007
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Application #:
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11163529
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Filing Dt:
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10/21/2005
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Publication #:
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Pub Dt:
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04/26/2007
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Title:
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FIXED CUTTER DRILL BIT WITH NON-CUTTING EROSION RESISTANT INSERTS
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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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11307635
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Filing Dt:
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02/15/2006
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Publication #:
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Pub Dt:
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08/31/2006
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Title:
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METHOD OF MEASURING STICK SLIP, AND SYSTEM FOR PERFORMING SAME
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Patent #:
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Issue Dt:
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12/27/2011
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Application #:
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12239915
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Filing Dt:
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09/29/2008
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Publication #:
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Pub Dt:
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04/01/2010
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Title:
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MATRIX TURBINE SLEEVE AND METHOD FOR MAKING SAME
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Patent #:
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Issue Dt:
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09/17/2013
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Application #:
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13357244
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Filing Dt:
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01/24/2012
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Publication #:
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Pub Dt:
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01/24/2013
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Title:
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High Thermal Conductivity Hardfacing
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Assignee
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| 7909 PARKWOOD CIRCLE DR |
| HOUSTON, TEXAS 77036 |
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Correspondence name and address
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NATIONAL OILWELL VARCO
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7909 PARKWOOD CIRCLE DR
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HOUSTON, TX 77036
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