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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:013333/0021   Pages: 8
Recorded: 01/03/2003
Conveyance: GRANT OF PATENT
Total properties: 41
1
Patent #:
4549754
Issue Dt:
10/29/1985
Application #:
06505948
Filing Dt:
06/20/1983
Title:
TOOL JOINT
2
Patent #:
4893844
Issue Dt:
01/16/1990
Application #:
06771137
Filing Dt:
08/28/1985
Title:
TUBULAR COUPING WITH VENTABLE SEAL VENTABLE SEAL
3
Patent #:
4707001
Issue Dt:
11/17/1987
Application #:
06876712
Filing Dt:
06/20/1986
Title:
LINER CONNECTION
4
Patent #:
4838068
Issue Dt:
06/13/1989
Application #:
07218839
Filing Dt:
07/14/1988
Title:
THREADED CONNECTION FOR PIPES AND METHOD OF FABRICATING SAME
5
Patent #:
4944538
Issue Dt:
07/31/1990
Application #:
07320476
Filing Dt:
03/08/1989
Title:
THREADED PIPE JOINT HAVING IMPROVED SEAL RING ENTRAPMENT
6
Patent #:
4946201
Issue Dt:
08/07/1990
Application #:
07320718
Filing Dt:
03/08/1989
Title:
OIL FIELD TUBULAR CONNECTION
7
Patent #:
5010225
Issue Dt:
04/23/1991
Application #:
07408074
Filing Dt:
09/15/1989
Title:
TOOL JOINT AND METHOD OF HARDSURFACING SAME
8
Patent #:
5066052
Issue Dt:
11/19/1991
Application #:
07470116
Filing Dt:
01/25/1990
Title:
THREADED PIPE JOINT HAVING IMPROVED SEAL RING ENTRAPMENT
9
Patent #:
5064224
Issue Dt:
11/12/1991
Application #:
07480804
Filing Dt:
02/16/1990
Title:
OIL FIELD TUBULAR CONNECTION
10
Patent #:
5092635
Issue Dt:
03/03/1992
Application #:
07516138
Filing Dt:
04/27/1990
Title:
THREAD FORM
11
Patent #:
5101906
Issue Dt:
04/07/1992
Application #:
07610301
Filing Dt:
11/05/1990
Title:
HORIZONTAL DRILLING OR COMPLETION METHOD
12
Patent #:
5147996
Issue Dt:
09/15/1992
Application #:
07687438
Filing Dt:
04/18/1991
Title:
TOOL JOINT AND METHOD OF HARDSURFACING SAME
13
Patent #:
5165491
Issue Dt:
11/24/1992
Application #:
07692620
Filing Dt:
04/29/1991
Title:
METHOD OF HORIZONTAL DRILLING
14
Patent #:
5148876
Issue Dt:
09/22/1992
Application #:
07712529
Filing Dt:
06/10/1991
Title:
LIGHTWEIGHT DRILL PIPE
15
Patent #:
5184495
Issue Dt:
02/09/1993
Application #:
07801969
Filing Dt:
12/03/1991
Title:
METHOD OF INTERNALLY AND EXTERNALLY UPSETTING THE END OF A METAL TUBE
16
Patent #:
5286069
Issue Dt:
02/15/1994
Application #:
07985832
Filing Dt:
12/03/1992
Title:
STRESS RELIEF GROOVE FOR DRILL PIPE
17
Patent #:
5355968
Issue Dt:
10/18/1994
Application #:
08064858
Filing Dt:
05/20/1993
Title:
TOOL JOINT STRESS RELIEF GROOVE
18
Patent #:
5433130
Issue Dt:
07/18/1995
Application #:
08122157
Filing Dt:
09/17/1993
Title:
SHOULDER DRESSING APPARATUS
19
Patent #:
5358285
Issue Dt:
10/25/1994
Application #:
08182211
Filing Dt:
01/13/1994
Title:
STRESS RELIEF GROOVE FOR DRILL PIPE
20
Patent #:
5479721
Issue Dt:
01/02/1996
Application #:
08220281
Filing Dt:
03/30/1994
Title:
METHOD AND APPARATUS FOR MEASURING THE LENGTH (MIU) OF THE INTERNAL TAPER OF AN INTERNALLY UPSET DRILL PIPE TUBE
21
Patent #:
5492375
Issue Dt:
02/20/1996
Application #:
08278419
Filing Dt:
07/21/1994
Title:
DRILL PIPE WITH IMPROVED CONNECTORS
22
Patent #:
5853199
Issue Dt:
12/29/1998
Application #:
08529517
Filing Dt:
09/18/1995
Title:
FATIGUE RESISTANT DRILL PIPE
23
Patent #:
5908212
Issue Dt:
06/01/1999
Application #:
08850658
Filing Dt:
05/02/1997
Title:
ULTRA HIGH TORQUE DOUBLE SHOULDER TOOL JOINT
24
Patent #:
5931511
Issue Dt:
08/03/1999
Application #:
08850735
Filing Dt:
05/02/1997
Title:
THREADED CONNECTION FOR ENHANCED FATIGUE RESISTANCE
25
Patent #:
6042153
Issue Dt:
03/28/2000
Application #:
09030459
Filing Dt:
02/25/1998
Title:
THREADED CONNECTION FOR INTERNALLY CLAD PIPE
26
Patent #:
6012744
Issue Dt:
01/11/2000
Application #:
09071253
Filing Dt:
05/01/1998
Title:
HEAVY WEIGHT DRILL PIPE
27
Patent #:
6305723
Issue Dt:
10/23/2001
Application #:
09179512
Filing Dt:
10/27/1998
Title:
TOOL JOINT AND DRILL PIPE MADE THEREFROM
28
Patent #:
6273474
Issue Dt:
08/14/2001
Application #:
09256885
Filing Dt:
02/24/1999
Title:
THREADED CONNECTION FOR INTERNALLY CLAD PIPE
29
Patent #:
6244631
Issue Dt:
06/12/2001
Application #:
09260250
Filing Dt:
03/02/1999
Title:
HIGH EFFICIENCY DRILL PIPE
30
Patent #:
NONE
Issue Dt:
Application #:
09283667
Filing Dt:
04/01/1999
Publication #:
US20010040374
Pub Dt:
11/15/2001
Title:
DRILL PIPE ASSEMBLY
31
Patent #:
RE37167
Issue Dt:
05/08/2001
Application #:
09301388
Filing Dt:
04/27/1999
Title:
FATIGUE RESISTANT DRILL PIPE
32
Patent #:
6609735
Issue Dt:
08/26/2003
Application #:
09358205
Filing Dt:
07/21/1999
Title:
THREADED AND COUPLED CONNECTION FOR IMPROVED FATIGUE RESISTANCE
33
Patent #:
6581980
Issue Dt:
06/24/2003
Application #:
09560854
Filing Dt:
04/28/2000
Title:
THREADED CONNECTION WITH HIGH COMPRESSIVE RATING
34
Patent #:
6447025
Issue Dt:
09/10/2002
Application #:
09569458
Filing Dt:
05/12/2000
Title:
OILFIELD TUBULAR CONNECTION
35
Patent #:
6516880
Issue Dt:
02/11/2003
Application #:
09675697
Filing Dt:
09/29/2000
Title:
SYSTEM, METHOD AND APPARATUS FOR DEPLOYING A DATA RESOURCE WITHIN A THREADED PIPE COUPLING
36
Patent #:
6467818
Issue Dt:
10/22/2002
Application #:
09676578
Filing Dt:
09/29/2000
Title:
DRILL COLLAR BOX
37
Patent #:
6811189
Issue Dt:
11/02/2004
Application #:
09679470
Filing Dt:
10/04/2000
Title:
CORROSION SEAL FOR THREADED CONNECTIONS
38
Patent #:
6406070
Issue Dt:
06/18/2002
Application #:
09706204
Filing Dt:
11/03/2000
Title:
CASING DRILLING CONNECTOR WITH LOW STRESS FLEX GROOVE
39
Patent #:
6863313
Issue Dt:
03/08/2005
Application #:
09894457
Filing Dt:
06/28/2001
Title:
THREADED CONNECTION FOR INTERNALLY CLAD PIPE
40
Patent #:
6857668
Issue Dt:
02/22/2005
Application #:
10051428
Filing Dt:
01/18/2002
Publication #:
US20020140229
Pub Dt:
10/03/2002
Title:
REPLACEABLE CORROSION SEAL FOR THREADED CONNECTIONS
41
Patent #:
6848724
Issue Dt:
02/01/2005
Application #:
10217129
Filing Dt:
08/12/2002
Publication #:
US20040026924
Pub Dt:
02/12/2004
Title:
THREAD DESIGN FOR UNIFORM DISTRIBUTION OF MAKEUP FORCES
Assignor
1
GRANT PRIDECO, L.P.
Exec Dt:
12/19/2002
Assignee
1
DEUTSCHE BANK TRUST COMPANY AMERICAS
31 WEST 52ND STREET
NEW YORK, NEW YORK 10019
Correspondence name and address
O'MELVENY & MYERS LLP
GINA DURHAM
400 SOUTH HOPE STREET
LOS ANGELES, CALIFORNIA 90071

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