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Total properties:
17
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|
|
|
Patent #:
|
|
Issue Dt:
|
08/31/1999
|
Application #:
|
08878622
|
Filing Dt:
|
06/19/1997
|
|
Title:
|
ROCK BIT WITH IMPROVED THRUST FACE
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
10/09/2001
|
Application #:
|
09457425
|
Filing Dt:
|
12/07/1999
|
|
Title:
|
BI-CENTER BIT ASSEMBLY
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
09/17/2002
|
Application #:
|
09669998
|
Filing Dt:
|
09/25/2000
|
|
Title:
|
ROTARY CONE BIT FOR CUTTING REMOVAL
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/03/2002
|
Application #:
|
09777295
|
Filing Dt:
|
02/05/2001
|
|
Title:
|
SUPERABRASIVE CUTTING ELEMENT
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
05/27/2003
|
Application #:
|
09798171
|
Filing Dt:
|
03/02/2001
|
|
Publication #:
|
|
Pub Dt:
|
09/05/2002
| | | | |
|
Title:
|
DRAG-TYPE CASING MILL/DRILL BIT
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/28/2004
|
Application #:
|
10235690
|
Filing Dt:
|
09/04/2002
|
|
Title:
|
SPIRAL WAVE BLADED DRAG BIT
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
01/04/2005
|
Application #:
|
10294056
|
Filing Dt:
|
11/13/2002
|
|
Publication #:
|
|
Pub Dt:
|
05/22/2003
| | | | |
|
Title:
|
BEARING SEAL
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
05/17/2005
|
Application #:
|
10294110
|
Filing Dt:
|
11/13/2002
|
|
Publication #:
|
|
Pub Dt:
|
05/22/2003
| | | | |
|
Title:
|
BREAKABLE WASHER EARTH BORING BIT
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
06/14/2005
|
Application #:
|
10355674
|
Filing Dt:
|
01/30/2003
|
|
Publication #:
|
|
Pub Dt:
|
08/05/2004
| | | | |
|
Title:
|
LOW-CONTACT AREA CUTTING ELEMENT
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
08/09/2005
|
Application #:
|
10397566
|
Filing Dt:
|
03/26/2003
|
|
Publication #:
|
|
Pub Dt:
|
09/30/2004
| | | | |
|
Title:
|
DRILL OUT BI-CENTER BIT AND METHOD FOR USING SAME
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/13/2005
|
Application #:
|
10422010
|
Filing Dt:
|
04/23/2003
|
|
Publication #:
|
|
Pub Dt:
|
10/28/2004
| | | | |
|
Title:
|
DRILLING TOOL HAVING AN EXPANDABLE BLADDER AND METHOD FOR USING SAME
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
08/21/2007
|
Application #:
|
10657896
|
Filing Dt:
|
09/09/2003
|
|
Publication #:
|
|
Pub Dt:
|
03/10/2005
| | | | |
|
Title:
|
HIGH-ENERGY CASCADING OF ABRASIVE WEAR COMPONENTS
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
02/21/2006
|
Application #:
|
11019706
|
Filing Dt:
|
12/20/2004
|
|
Publication #:
|
|
Pub Dt:
|
05/19/2005
| | | | |
|
Title:
|
BEARING SEAL
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
03/16/2010
|
Application #:
|
11406470
|
Filing Dt:
|
04/18/2006
|
|
Publication #:
|
|
Pub Dt:
|
10/18/2007
| | | | |
|
Title:
|
DRILL BIT WITH MULTIPLE CUTTER GEOMETRIES
|
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
11555547
|
Filing Dt:
|
11/01/2006
|
|
Publication #:
|
|
Pub Dt:
|
11/22/2007
| | | | |
|
Title:
|
DRILL BIT WITH STAGED DURABILITY, STABILITY AND ROP CHARACTERISTICS
|
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
11643718
|
Filing Dt:
|
12/20/2006
|
|
Publication #:
|
|
Pub Dt:
|
10/11/2007
| | | | |
|
Title:
|
PDC cutter for high compressive strength and highly abrasive formations
|
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
11801338
|
Filing Dt:
|
05/08/2007
|
|
Publication #:
|
|
Pub Dt:
|
11/29/2007
| | | | |
|
Title:
|
Drill bit with application specific side cutting efficiencies
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|
