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: | 026806/0726 | |
| Pages: | 4 |
| | Recorded: | 08/25/2011 | | |
Attorney Dkt #: | 26560-140315 |
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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08/04/1998
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Application #:
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08772860
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Filing Dt:
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12/24/1996
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Title:
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ROD JOINT
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Patent #:
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Issue Dt:
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08/10/1999
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Application #:
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08802557
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Filing Dt:
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02/19/1997
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Title:
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CORE BARREL APPARATUS
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Patent #:
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Issue Dt:
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02/29/2000
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Application #:
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08976884
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Filing Dt:
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11/24/1997
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Title:
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RETRACTABLE CORE BARREL VALVING APPARATUS
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Patent #:
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Issue Dt:
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08/29/2000
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Application #:
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09184998
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Filing Dt:
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11/03/1998
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Title:
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CABLE OVERSHOT APPARATUS
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Patent #:
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Issue Dt:
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07/18/2000
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Application #:
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09212551
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Filing Dt:
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12/16/1998
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Title:
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POSITIVE LATCH CORE BARREL APPARATUS
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Patent #:
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Issue Dt:
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04/16/2002
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Application #:
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09518050
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Filing Dt:
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03/02/2000
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Title:
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Bore hole grouting apparatus and method
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Patent #:
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Issue Dt:
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07/30/2002
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Application #:
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09779258
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Filing Dt:
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02/08/2001
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Title:
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UP-HOLE PUMP-IN CORE BARREL APPARATUS
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Patent #:
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Issue Dt:
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05/20/2003
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Application #:
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09845060
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Filing Dt:
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04/27/2001
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Publication #:
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Pub Dt:
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10/31/2002
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Title:
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UP-HOLE OVERSHOT AND SAFETY DRILLING APPARATUS
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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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10066237
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Filing Dt:
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10/26/2001
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Publication #:
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Pub Dt:
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05/01/2003
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Title:
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DRILL STRING CHUCK
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Assignee
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10808 SOUTH RIVER FRONT PARKWAY |
SUITE 600 |
SOUTH JORDAN, UTAH 84095 |
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Correspondence name and address
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CLARK HILL PLC
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150 NORTH MICHIGAN AVE.
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SUITE 2700
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CHICAGO, IL 60601
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