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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:027127/0635   Pages: 14
Recorded: 09/16/2011
Attorney Dkt #:05241-254084
Conveyance: NOTICE OF SUBSTITUTION OF AGENT IN INTELLECTUAL PROPERTY
Total properties: 36
1
Patent #:
Issue Dt:
08/31/1999
Application #:
08878622
Filing Dt:
06/19/1997
Title:
ROCK BIT WITH IMPROVED THRUST FACE
2
Patent #:
Issue Dt:
10/09/2001
Application #:
09457425
Filing Dt:
12/07/1999
Title:
BI-CENTER BIT ASSEMBLY
3
Patent #:
Issue Dt:
09/17/2002
Application #:
09669998
Filing Dt:
09/25/2000
Title:
ROTARY CONE BIT FOR CUTTING REMOVAL
4
Patent #:
Issue Dt:
12/03/2002
Application #:
09777295
Filing Dt:
02/05/2001
Title:
SUPERABRASIVE CUTTING ELEMENT
5
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
6
Patent #:
Issue Dt:
12/28/2004
Application #:
10235690
Filing Dt:
09/04/2002
Title:
SPIRAL WAVE BLADED DRAG BIT
7
Patent #:
Issue Dt:
01/04/2005
Application #:
10294056
Filing Dt:
11/13/2002
Publication #:
Pub Dt:
05/22/2003
Title:
BEARING SEAL
8
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
9
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
10
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
11
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
12
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
13
Patent #:
Issue Dt:
02/21/2006
Application #:
11019706
Filing Dt:
12/20/2004
Publication #:
Pub Dt:
05/19/2005
Title:
BEARING SEAL
14
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
15
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
16
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
17
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
18
Patent #:
Issue Dt:
02/11/2014
Application #:
12056595
Filing Dt:
03/27/2008
Publication #:
Pub Dt:
10/02/2008
Title:
PROCESS FOR THE PRODUCTION OF AN ELEMENT COMPRISING AT LEAST ONE BLOCK OF DENSE MATERIAL CONSTITUTED BY HARD PARTICLES DISPERSED IN A BINDER PHASE: APPLICATION TO CUTTING OR DRILLING TOOLS
19
Patent #:
Issue Dt:
05/25/2010
Application #:
12147238
Filing Dt:
06/26/2008
Publication #:
Pub Dt:
02/19/2009
Title:
ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE
20
Patent #:
NONE
Issue Dt:
Application #:
12171070
Filing Dt:
07/10/2008
Publication #:
Pub Dt:
10/30/2008
Title:
AUTO ADAPTABLE CUTTING STRUCTURE
21
Patent #:
Issue Dt:
12/23/2014
Application #:
12180276
Filing Dt:
07/25/2008
Publication #:
Pub Dt:
01/29/2009
Title:
SINGLE MOLD MILLING PROCESS
22
Patent #:
Issue Dt:
10/14/2014
Application #:
12252145
Filing Dt:
10/15/2008
Publication #:
Pub Dt:
02/05/2009
Title:
PROCESS FOR THE PRODUCTION OF A THERMALLY STABLE POLYCRYSTALLINE DIAMOND COMPACT
23
Patent #:
Issue Dt:
11/16/2010
Application #:
12252252
Filing Dt:
10/15/2008
Publication #:
Pub Dt:
05/07/2009
Title:
ROCK BIT WITH A THERMAL INSULATING SEAL RING POSITIONED IN THE SEAL GLAND
24
Patent #:
Issue Dt:
02/21/2012
Application #:
12326757
Filing Dt:
12/02/2008
Publication #:
Pub Dt:
06/11/2009
Title:
IMPREGNATED ROTARY BIT
25
Patent #:
Issue Dt:
12/20/2011
Application #:
12359065
Filing Dt:
01/23/2009
Publication #:
Pub Dt:
07/29/2010
Title:
METHOD TO DETERMINE ROCK PROPERTIES FROM DRILLING LOGS
26
Patent #:
Issue Dt:
04/16/2013
Application #:
12398730
Filing Dt:
03/05/2009
Publication #:
Pub Dt:
09/17/2009
Title:
METHOD OF TEXTURING A BEARING SURFACE OF A ROLLER CONE ROCK BIT
27
Patent #:
Issue Dt:
01/08/2013
Application #:
12399171
Filing Dt:
03/06/2009
Publication #:
Pub Dt:
09/17/2009
Title:
TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
28
Patent #:
Issue Dt:
01/21/2014
Application #:
12399478
Filing Dt:
03/06/2009
Publication #:
Pub Dt:
09/10/2009
Title:
SECTORIAL FORCE BALANCING OF DRILL BITS
29
Patent #:
Issue Dt:
03/13/2012
Application #:
12472003
Filing Dt:
05/26/2009
Publication #:
Pub Dt:
10/14/2010
Title:
SELF POSITIONING CUTTER AND POCKET
30
Patent #:
Issue Dt:
04/24/2012
Application #:
12541591
Filing Dt:
08/14/2009
Publication #:
Pub Dt:
03/04/2010
Title:
FORCE BALANCED ASYMMETRIC DRILLING REAMER AND METHODS FOR FORCE BALANCING
31
Patent #:
Issue Dt:
08/28/2012
Application #:
12555947
Filing Dt:
09/09/2009
Publication #:
Pub Dt:
03/25/2010
Title:
HIGH ENERGY TREATMENT OF CUTTER SUBSTRATES HAVING A WEAR RESISTANT LAYER
32
Patent #:
Issue Dt:
12/11/2012
Application #:
12636506
Filing Dt:
12/11/2009
Publication #:
Pub Dt:
06/24/2010
Title:
MULTI-SET PDC DRILL BIT AND METHOD
33
Patent #:
Issue Dt:
02/07/2012
Application #:
12708003
Filing Dt:
02/18/2010
Publication #:
Pub Dt:
06/10/2010
Title:
DRILL BIT SUPPORTING MULTIPLE CUTTING ELEMENTS WITH MULTIPLE CUTTER GEOMETRIES AND METHOD OF ASSEMBLY
34
Patent #:
Issue Dt:
03/04/2014
Application #:
12716208
Filing Dt:
03/02/2010
Publication #:
Pub Dt:
09/30/2010
Title:
BACKFILLED POLYCRYSTALLINE DIAMOND CUTTER WITH HIGH THERMAL CONDUCTIVITY
35
Patent #:
Issue Dt:
02/05/2013
Application #:
12716251
Filing Dt:
03/02/2010
Publication #:
Pub Dt:
09/30/2010
Title:
POLYCRYSTALLINE DIAMOND CUTTER WITH HIGH THERMAL CONDUCTIVITY
36
Patent #:
Issue Dt:
03/12/2013
Application #:
12757959
Filing Dt:
04/09/2010
Publication #:
Pub Dt:
08/05/2010
Title:
ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE
Assignor
1
Exec Dt:
09/13/2011
Assignee
1
ELEVEN MADISON AVENUE
OMA 2
NEW YORK, NEW YORK 10010
Correspondence name and address
KING & SPALDING LLP
1185 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10096

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