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Patent Assignment Assignor Details
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Assignor Name : DUSTERHOFT, RONALD G.
Total Assignments: 81
Assignment: 1
Reel/Frame:007556/0893   Pages: 7
Recorded: 07/17/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VITTHAL, SANJAY
Exec Dt:
06/19/1995
2
HARDY, MARY A.
Exec Dt:
04/10/1995
3
MCMECHAN, DAVID E.
Exec Dt:
07/10/1995
4
MARTCH, WILLIAM E.
Exec Dt:
04/20/1995
5
DUSTERHOFT, RONALD G.
Exec Dt:
06/21/1995
Assignees
1
HALLIBURTON COMPANY
3600 LINCOLN PLAZA, 500 NORTH AKARD
DALLAS, TEXAS 75201
2
HALLIBURTON ENERGY SERVICES
P.O. DRAWER 1431
DUNCAN, OKLAHOMA 73536
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5558161
NONE
08397468
Correspondence name and address
HALLIBURTON COMPANY
ROBERT A. KENT
3600 LINCOLN PLAZA
500 NORTH AKARD
DALLAS, TX 75201-13391
Assignment: 2
Reel/Frame:009079/0698   Pages: 4
Recorded: 03/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
02/02/1998
2
DUSTERHOFT, RONALD G.
Exec Dt:
03/02/1998
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6003600
NONE
08951936
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
ROBERT A. KENT
1015 BOIS D'ARC
DUNCAN, OK 73536-0102
Assignment: 3
Reel/Frame:009316/0102   Pages: 5
Recorded: 07/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DALRYMPLE, E. DWYANN
Exec Dt:
05/18/1998
2
VITTHAL, SANJAY
Exec Dt:
05/20/1998
3
DUSTERHOFT, RONALD G.
Exec Dt:
07/06/1998
4
WAGNER, ALBERT L.
Exec Dt:
07/06/1998
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6070664
NONE
09022423
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536-0102
Assignment: 4
Reel/Frame:009320/0516   Pages: 4
Recorded: 07/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
07/09/1998
2
DUSTERHOFT, RONALD G.
Exec Dt:
07/13/1998
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4130 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5934376
NONE
09084906
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
ROBERT A. KENT
1015 BOIS D'ARC
DUNCAN, OK 73536-0102
Assignment: 5
Reel/Frame:010289/0078   Pages: 3
Recorded: 10/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
09/17/1999
2
DUSTERHOFT, RONALD G.
Exec Dt:
09/22/1999
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6446722
US20010050169
09361714
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
ROBERT A. KENT
1015 BOIS D'ARC
DUNCAN, OKLAHOMA 73536-0102
Assignment: 6
Reel/Frame:010464/0956   Pages: 7
Recorded: 12/14/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
10/28/1999
2
JANNISE, R.C.
Exec Dt:
10/29/1999
3
ROPER, JANET L.
Exec Dt:
10/28/1999
4
BYRD, AUDIS
Exec Dt:
11/01/1999
5
HAILEY, TRAVIS
Exec Dt:
10/28/1999
6
NGUYEN, PHILIP D.
Exec Dt:
12/06/1999
Assignee
1
HALLIUBRTON ENERGY SERVICES, INC.
BUILDING 01, 6TH FLOOR
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6427775
NONE
09399674
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
DAVID A. ROSE
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 7
Reel/Frame:011181/0072   Pages: 4
Recorded: 09/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TODD, BRADLEY L.
Exec Dt:
08/01/2000
2
NGUYEN, PHILIP D.
Exec Dt:
08/01/2000
3
DUSTERHOFT, RONALD G.
Exec Dt:
08/31/2000
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6745159
NONE
09560523
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
ROBERT A. KENT
1015 BOIS D'ARC
DUNCAN, OK 73536-0102
Assignment: 8
Reel/Frame:011592/0131   Pages: 12
Recorded: 03/05/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
01/22/2001
2
CHATTERJI, JITEN
Exec Dt:
01/22/2001
3
DONALDSON, ASHLEY
Exec Dt:
01/22/2001
4
DUSTERHOFT, RONALD G.
Exec Dt:
01/22/2001
5
GRIGSBY, TOMMY FRANK
Exec Dt:
01/22/2001
6
HAILEY, TRAVIS T.
Exec Dt:
01/22/2001
7
LAFONTAINE, JACKIE M.
Exec Dt:
01/22/2001
8
VITTHAL, SANJAY
Exec Dt:
01/22/2001
9
PODOWSKI, JOHN
Exec Dt:
01/22/2001
10
PROCYCK, ALEX
Exec Dt:
01/22/2001
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6543545
NONE
09698327
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
MAIL CODE 1-B-121 P.O. BOX 819052
DALLAS, TEXAS 75381
Assignment: 9
Reel/Frame:013683/0032   Pages: 13
Recorded: 01/02/2003
Conveyance: CORRECTIVE ASSIGNMENT TO CHANGE THE CORRESPONDENCE ADDRESS. DOCUMENT PREVIOUSLY RECORDED AT REEL 011592 FRAME 0131.
Assignors
1
CHATTERJI, JITEN
Exec Dt:
01/23/2001
2
NGUYEN, PHILIP D.
Exec Dt:
01/22/2001
3
DONALDSON, ASHLEY
Exec Dt:
01/22/2001
4
GRIGSBY, TOMMY FRANK
Exec Dt:
01/30/2001
5
DUSTERHOFT, RONALD G.
Exec Dt:
01/22/2001
6
HALLEY, TRAVIS T.
Exec Dt:
01/23/2001
7
LAFONTAINE, JACKIE M.
Exec Dt:
02/05/2001
8
VITTHAL, SANJAY
Exec Dt:
02/21/2001
9
PODOWSKI, JOHN
Exec Dt:
02/05/2001
10
PROCYCK, ALEX
Exec Dt:
02/05/2001
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6543545
NONE
09698327
Correspondence name and address
CRUTSINGER & BOOTH
PETER V. SCHROEDER
1601 ELM STREET, SUITE 1950
DALLAS, TX 75201-4744
Assignment: 10
Reel/Frame:011919/0274   Pages: 7
Recorded: 06/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
05/16/2001
2
SANDERS, MICHAEL W.
Exec Dt:
05/16/2001
3
DUSTERHOFT, RONALD G.
Exec Dt:
05/22/2001
4
RESTARICK, HENRY L.
Exec Dt:
05/30/2001
5
MCMECHAN, DAVID E.
Exec Dt:
05/16/2001
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020189808
09882572
Correspondence name and address
ROBERT A. KENT
2600 SOUTH SECOND
DUNCAN, OK 73536-0440
Assignment: 11
Reel/Frame:012484/0668   Pages: 6
Recorded: 01/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
10/15/2001
2
HAMID, SYED
Exec Dt:
10/17/2001
3
SCHULTZ, ROGER L.
Exec Dt:
10/09/2001
4
MICHAEL, ROBERT KEN
Exec Dt:
10/17/2001
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6588507
US20030000701
09894080
Correspondence name and address
HALLIBURTON ENERGY PROPERTY DEPARTMENT
WILLIAM M. IMWALLE
P.O. BOX 819052
MAIL CODE 1-B-121
DALLAS, TX 75381
Assignment: 12
Reel/Frame:012578/0389   Pages: 6
Recorded: 02/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
01/02/2002
2
HAMID, SYED
Exec Dt:
01/02/2002
3
SCHULTZ, ROGER L.
Exec Dt:
01/02/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6772837
US20030075324
10012856
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052-MAIL CODE 1-B-121
DALLAS, TEXAS 75381
Assignment: 13
Reel/Frame:012521/0072   Pages: 19
Recorded: 01/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
12/19/2001
2
RESTARICK, HENRY L.
Exec Dt:
01/04/2002
3
DUSTERHOFT, RONALD G.
Exec Dt:
01/09/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6698519
US20030155124
10053054
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 14
Reel/Frame:012579/0881   Pages: 6
Recorded: 02/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
01/09/2002
2
HAMID, SYED
Exec Dt:
01/28/2002
3
SCHULTZ, ROGER L.
Exec Dt:
01/03/2002
4
MICHAEL, ROBERT KEN
Exec Dt:
01/02/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6702019
US20030075325
10012916
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052 MAIL CODE 1-B-121
DALLAS, TEXAS 75381
Assignment: 15
Reel/Frame:012797/0512   Pages: 6
Recorded: 04/09/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
03/20/2002
2
HAMID, SYED
Exec Dt:
03/20/2002
3
MICHAEL, ROBERT KEN
Exec Dt:
03/20/2002
4
SHULTZ, ROGER LYNN
Exec Dt:
03/20/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6776238
US20030188871
10119189
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
LEGAL INTELLECTUAL PROPERTY DEPARTMENT
WILLIAM M. IMWALLE
MAIL CODE 1-B-121, P.O. BOX 819052
DALLAS, TEXAS 75381
Assignment: 16
Reel/Frame:013254/0213   Pages: 9
Recorded: 08/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
08/14/2002
2
VACLAVIK, RICHARD
Exec Dt:
08/14/2002
3
LAURSEN, PATRICK
Exec Dt:
08/14/2002
4
ESTEP, JAMES
Exec Dt:
08/15/2002
5
SONG, HAOSHI
Exec Dt:
08/15/2002
6
PAULK, MARTIN D.
Exec Dt:
08/14/2002
7
TERRY, JAMES
Exec Dt:
08/14/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
BLDG. 01, 6TH FLOOR
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040040707
10230814
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
GREGORY L. MAAG
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 17
Reel/Frame:018944/0212   Pages: 4
Recorded: 02/28/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/28/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7181380
US20040122640
10324940
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 18
Reel/Frame:014011/0744   Pages: 9
Recorded: 04/25/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
04/16/2003
2
MCMECHAN, DAVID E.
Exec Dt:
04/16/2003
3
SANDERS, MICHAEL
Exec Dt:
04/16/2003
4
DUSTERHOFT, RONALD G.
Exec Dt:
04/16/2003
5
GIBSON, RON
Exec Dt:
04/16/2003
6
LORD, DAVID L.
Exec Dt:
04/16/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLIARE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040211559
10423126
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536
Assignment: 19
Reel/Frame:014934/0313   Pages: 7
Recorded: 02/02/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUT, RICHARD C.
Exec Dt:
05/30/2003
2
MICKELBURGH, IAN J.
Exec Dt:
08/05/2003
3
DUSTERHOFT, RONALD G.
Exec Dt:
05/28/2003
4
YORK, PAT
Exec Dt:
08/28/2003
5
LAFONTAINE, JACKIE
Exec Dt:
05/28/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6263966
NONE
09220289
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052, MAIL CODE 1-B-121
DALLAS, TX 75381
Assignment: 20
Reel/Frame:014498/0336   Pages: 4
Recorded: 09/12/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BYRD, AUDIS C.
Exec Dt:
08/27/2003
2
RITTER, DAVID W.
Exec Dt:
08/26/2003
3
DUSTERHOFT, RONALD G.
Exec Dt:
08/26/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7025134
US20040256097
10601407
Correspondence name and address
HALLIBURTON ENERGY SERVICES
JOHN W. WUSTENBERG
2600 SOUTH SECOND STREET
DUNCAN, OKLAHOMA 73536-0440
Assignment: 21
Reel/Frame:015025/0665   Pages: 4
Recorded: 02/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAYLOR, ROBERT S.
Exec Dt:
01/16/2004
2
FUNKHOUSER, GARY P.
Exec Dt:
12/22/2003
3
DUSTERHOFT, RONALD G.
Exec Dt:
01/30/2004
Assignee
1
HALLIBURTON ENERGY SERVICES INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7293611
US20050189110
10787363
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 SOUTH 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 22
Reel/Frame:015030/0927   Pages: 5
Recorded: 02/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAYLOR, ROBERT S.
Exec Dt:
01/16/2004
2
BYRD, AUDIS
Exec Dt:
01/30/2004
3
DUSTERHOFT, RONALD G.
Exec Dt:
01/30/2004
4
ATTAWAY, DAVID
Exec Dt:
02/10/2004
5
FUNKHOUSER, GARY P.
Exec Dt:
12/22/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7168490
US20050189111
10788147
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 23
Reel/Frame:015763/0212   Pages: 6
Recorded: 02/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAYLOR, ROBERT S.
Exec Dt:
01/16/2004
2
FUNKHOUSER, GARY P.
Exec Dt:
12/22/2003
3
DUSTERHOFT, RONALD G.
Exec Dt:
01/30/2004
4
BYRD, AUDIS
Exec Dt:
01/30/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7341103
US20050189112
10788152
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 24
Reel/Frame:015001/0215   Pages: 4
Recorded: 02/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/13/2004
2
TODD, BRADLEY L.
Exec Dt:
02/06/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7204316
US20050155772
10760649
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
P.O. BOX 819052
MAIL CODE 1-B-121 LEGAL, ET AL
DALLAS, TEXAS 75381
Assignment: 25
Reel/Frame:015450/0621   Pages: 5
Recorded: 06/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
05/25/2004
2
DUSTERHOFT, RONALD G.
Exec Dt:
06/02/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7114560
US20040256099
10863706
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 26
Reel/Frame:015457/0196   Pages: 4
Recorded: 06/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
05/17/2004
2
DUSTERHOFT, RONALD G.
Exec Dt:
06/02/2004
3
BARTON, JOHNNY A.
Exec Dt:
05/17/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7299875
US20050269086
10862986
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 SOUTH 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 27
Reel/Frame:028450/0751   Pages: 7
Recorded: 06/27/2012
Attorney Dkt #:086108-0623
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WELTON, THOMAS D.
Exec Dt:
07/08/2005
2
NGUYEN, PHILIP D.
Exec Dt:
05/17/2004
3
DUSTERHOFT, RONALD G.
Exec Dt:
06/02/2004
4
BARTON, JOHNNY A.
Exec Dt:
05/17/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8555973
US20120261126
13534232
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 28
Reel/Frame:030202/0776   Pages: 4
Recorded: 04/12/2013
Attorney Dkt #:086108-0225
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
05/17/2004
2
DUSTERHOFT, RONALD G.
Exec Dt:
06/02/2004
3
BARTON, JOHNNY A.
Exec Dt:
05/17/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7712531
US20070261854
11828757
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 29
Reel/Frame:015684/0235   Pages: 4
Recorded: 08/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAYLOR, ROBERT S.
Exec Dt:
07/16/2004
2
FUNKHOUSER, GARY P.
Exec Dt:
08/10/2004
3
DUSTERHOFT, RONALD G.
Exec Dt:
08/05/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7534745
US20050250652
10839433
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 30
Reel/Frame:015882/0253   Pages: 3
Recorded: 10/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/30/2004
2
NGUYEN, PHILIP D.
Exec Dt:
10/07/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7757768
US20060076138
10961508
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 31
Reel/Frame:024011/0656   Pages: 3
Recorded: 03/02/2010
Attorney Dkt #:086108-0070
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/30/2004
2
NGUYEN, PHILIP D.
Exec Dt:
10/07/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7938181
US20100147518
12701907
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 32
Reel/Frame:015927/0476   Pages: 8
Recorded: 10/25/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
10/18/2004
2
FITZPATRICK, HARVEY
Exec Dt:
10/18/2004
3
ADAMS, DAVID
Exec Dt:
10/18/2004
4
GLOVER, WALTER F.
Exec Dt:
10/18/2004
5
NGUYEN, PHILIP D.
Exec Dt:
10/21/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7267171
US20050059555
10972648
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 33
Reel/Frame:016288/0318   Pages: 9
Recorded: 02/11/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/08/2005
2
FITZPATRICK, HARVEY J.
Exec Dt:
02/08/2005
3
ADAMS, DAVID
Exec Dt:
02/08/2005
4
GLOVER, WALTER F.
Exec Dt:
02/08/2005
5
NGUYEN, PHILIP D.
Exec Dt:
02/11/2005
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7343973
US20060089266
11056635
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 34
Reel/Frame:016433/0781   Pages: 4
Recorded: 03/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
03/09/2005
2
RICKMAN, RICHARD D.
Exec Dt:
03/09/2005
3
DUSTERHOFT, RONALD G.
Exec Dt:
03/09/2005
4
BARTON, JOHNNY A.
Exec Dt:
03/14/2005
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7448451
US20060219408
11092210
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNAN, OK 73536-0440
Assignment: 35
Reel/Frame:017595/0678   Pages: 4
Recorded: 02/17/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
01/19/2006
2
DUSTERHOFT, RONALD G.
Exec Dt:
01/16/2006
3
SURJAATMADJA, JIM B.
Exec Dt:
01/19/2006
4
EAST, LOYD E., JR.
Exec Dt:
01/16/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7398825
US20060124309
11284356
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 36
Reel/Frame:017565/0991   Pages: 7
Recorded: 02/10/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
02/06/2006
2
RICKMAN, RICHARD D.
Exec Dt:
02/06/2006
3
DUSTERHOFT, RONALD G.
Exec Dt:
02/03/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7673686
US20060219405
11352133
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 37
Reel/Frame:017616/0851   Pages: 4
Recorded: 02/22/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/13/2006
2
TODD, BRADLEY L.
Exec Dt:
02/21/2006
3
RITTER, DAVID W.
Exec Dt:
02/14/2006
4
EOFF, LARRY S.
Exec Dt:
02/21/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8091638
US20060137875
11360215
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 38
Reel/Frame:027197/0933   Pages: 4
Recorded: 11/09/2011
Attorney Dkt #:086108-0451
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/13/2006
2
TODD, BRADLEY L.
Exec Dt:
02/21/2006
3
RITTER, DAVID W.
Exec Dt:
02/14/2006
4
EOFF, LARRY S.
Exec Dt:
02/21/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8418764
US20120048550
13292185
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 39
Reel/Frame:019492/0835   Pages: 9
Recorded: 06/28/2007
Attorney Dkt #:2006-IP-021560 U1 USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIMONDS, FLOYD R.
Exec Dt:
05/04/2007
2
DUSTERHOFT, RONALD G.
Exec Dt:
05/04/2007
3
GARDINER, NICHOLAS H.
Exec Dt:
05/04/2007
4
FERGUSON, CARL B.
Exec Dt:
05/07/2007
5
GRIGSBY, TOMMY F.
Exec Dt:
05/04/2007
6
BOUDREAUX, ERIC P.
Exec Dt:
06/05/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080217002
11715214
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
2601 BELTLINE ROAD
1-B-121
CARROLLTON, TX 75006
Assignment: 40
Reel/Frame:019601/0875   Pages: 6
Recorded: 07/20/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKMAN, RICHARD D.
Exec Dt:
07/19/2007
2
DUSTERHOFT, RONALD G.
Exec Dt:
07/19/2007
3
NGUYEN, PHILIP D.
Exec Dt:
07/19/2007
4
WELTON, THOMAS D.
Exec Dt:
07/19/2007
5
WEAVER, JIMMIE D.
Exec Dt:
07/19/2007
6
SANDERS, MIKE W.
Exec Dt:
07/19/2007
7
FITZPATRICK, HARVEY J.
Exec Dt:
07/19/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8443885
US20070289781
11880230
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 41
Reel/Frame:028117/0789   Pages: 7
Recorded: 04/27/2012
Attorney Dkt #:086108-0652
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKMAN, RICHARD D.
Exec Dt:
07/19/2007
2
NGUYEN, PHILIP D.
Exec Dt:
07/19/2007
3
DUSTERHOFT, RONALD G.
Exec Dt:
07/19/2007
4
WELTON, THOMAS D.
Exec Dt:
07/19/2007
5
WEAVER, JIMMIE D.
Exec Dt:
07/19/2007
6
SANDERS, MIKE W.
Exec Dt:
07/19/2007
7
FITZPATRICK, HARVEY J.
Exec Dt:
07/19/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9222014
US20120205107
13457715
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 42
Reel/Frame:028118/0288   Pages: 7
Recorded: 04/27/2012
Attorney Dkt #:086108-0653
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKMAN, RICHARD D.
Exec Dt:
07/19/2007
2
DUSTERHOFT, RONALD G.
Exec Dt:
07/19/2007
3
NGUYEN, PHILIP D.
Exec Dt:
07/19/2007
4
WELTON, THOMAS D.
Exec Dt:
07/19/2007
5
WEAVER, JIMMIE D.
Exec Dt:
07/19/2007
6
SANDERS, MIKE W.
Exec Dt:
07/19/2007
7
FITZPATRICK, HARVEY J.
Exec Dt:
07/19/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8551924
US20120220504
13457804
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 43
Reel/Frame:019949/0261   Pages: 3
Recorded: 09/25/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/24/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8727001
US20090078418
11903814
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 44
Reel/Frame:019949/0299   Pages: 3
Recorded: 09/25/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/24/2007
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8720571
US20090078419
11903952
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 45
Reel/Frame:020836/0504   Pages: 3
Recorded: 04/11/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUSTERHOFT, RONALD G.
Exec Dt:
04/07/2008
Assignee
1
KENT, ROBERT A.
10200 BELLAIRE BLVD.
HALLIBURTON ENERGY SERVICES, INC.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7703520
US20090173497
12082644
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 46
Reel/Frame:021159/0172   Pages: 4
Recorded: 06/13/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
06/03/2008
2
WEAVER, JIMMIE D.
Exec Dt:
06/13/2008
3
NGUYEN, PHILIP D.
Exec Dt:
06/02/2008
Assignee
1
KENT, ROBERT A.
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090308599
12157774
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OKLAHOMA 73536-0440
Assignment: 47
Reel/Frame:021780/0605   Pages: 10
Recorded: 11/04/2008
Attorney Dkt #:2008-IP-008636 U1 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/22/2008
2
THORNTON, KIM VANCE
Exec Dt:
09/22/2008
3
FERGUSON, CARL BISMARK
Exec Dt:
09/22/2008
4
SIMONDS, FLOYD RANDOLPH
Exec Dt:
09/25/2008
5
GRIGSBY, TOMMY FRANK
Exec Dt:
09/26/2008
6
RICHARDS, WILLIAM MARK
Exec Dt:
09/22/2008
7
HOLDERMAN, LUKE WILLIAM
Exec Dt:
10/01/2008
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7814973
US20100051262
12201468
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
2601 BELTLINE ROAD
1-B-121
CARROLLTON, TX 75006
Assignment: 48
Reel/Frame:021780/0632   Pages: 9
Recorded: 11/04/2008
Attorney Dkt #:2008-IP-008637 U1 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
10/16/2008
2
THORNTON, KIM VANCE
Exec Dt:
10/16/2008
3
FERGUSON, CARL BISMARK
Exec Dt:
10/17/2008
4
GRIGSBY, TOMMY FRANK
Exec Dt:
10/16/2008
5
SIMONDS, FLOYD RANDOLPH
Exec Dt:
10/23/2008
6
RICHARDS, WILLIAM MARK
Exec Dt:
10/17/2008
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7866383
US20100051270
12201655
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
2601 BELTLINE ROAD
1-B-121
CARROLLTON, TX 75006
Assignment: 49
Reel/Frame:022060/0442   Pages: 5
Recorded: 12/18/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
12/15/2008
2
RICKMAN, RICHARD D.
Exec Dt:
12/17/2008
3
DUSTERHOFT, RONALD G.
Exec Dt:
12/05/2008
Assignee
1
ROBERT A. KENT
10200 BELLAIRE BLVD.
HALLIBURTON ENERGY SERVICES, INC.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100160187
12316926
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73533-0400
Assignment: 50
Reel/Frame:022148/0539   Pages: 5
Recorded: 01/21/2009
Conveyance: RE-RECORD TO CORRECT THE NAME OF THE ASSIGNEE, PREVIOUSLY RECORDED ON REEL 022060 FRAME 0442.
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
12/15/2008
2
RICKMAN, RICHARD D.
Exec Dt:
12/17/2008
3
DUSTERHOFT, RONALD G.
Exec Dt:
12/05/2008
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100160187
12316926
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OKLAHOMA 73536-0440
Assignment: 51
Reel/Frame:022356/0467   Pages: 4
Recorded: 02/20/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
02/19/2009
2
DUSTERHOFT, RONALD G.
Exec Dt:
02/09/2009
3
EAST, LOYD
Exec Dt:
02/09/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS USA 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7882894
US20100212897
12378932
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 52
Reel/Frame:022811/0584   Pages: 6
Recorded: 06/11/2009
Attorney Dkt #:063718.1643
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BULL, BRAD R.
Exec Dt:
06/02/2009
2
STRIBLING, DAVID M.
Exec Dt:
06/09/2009
3
STEGEMOELLER, CALVIN L.
Exec Dt:
06/02/2009
4
CASE, LEONARD R.
Exec Dt:
06/02/2009
5
DUSTERHOFT, RONALD G.
Exec Dt:
06/10/2009
6
FUNKHOUSER, GARY P.
Exec Dt:
06/02/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8727004
US20090301719
12475872
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 53
Reel/Frame:022985/0293   Pages: 5
Recorded: 07/09/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
07/02/2009
2
PENNO, ANDREW D.
Exec Dt:
06/25/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7992656
US20110005773
12459942
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 54
Reel/Frame:023953/0556   Pages: 6
Recorded: 02/18/2010
Attorney Dkt #:086108-0056
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
11/24/2009
2
DUSTERHOFT, RONALD G.
Exec Dt:
11/23/2009
3
DESAI, BHADRA
Exec Dt:
11/30/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8267176
US20110146997
12641162
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 55
Reel/Frame:023760/0641   Pages: 3
Recorded: 01/11/2010
Attorney Dkt #:063718.1677
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
01/08/2010
2
NGUYEN, PHILIP D.
Exec Dt:
01/08/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110168449
12685290
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 56
Reel/Frame:024017/0411   Pages: 4
Recorded: 03/02/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/25/2010
2
EAST, LOYD E.
Exec Dt:
02/25/2010
3
SOLIMAN, MOHAMED Y.
Exec Dt:
02/25/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BALLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8210257
US20110209868
12715226
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 57
Reel/Frame:024130/0547   Pages: 6
Recorded: 03/24/2010
Attorney Dkt #:086108-0028
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
03/10/2010
2
DUSTERHOFT, RONALD G.
Exec Dt:
03/12/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8875786
US20110232906
12730450
Correspondence name and address
ROBERT A.KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536
Assignment: 58
Reel/Frame:024309/0035   Pages: 7
Recorded: 04/29/2010
Attorney Dkt #:086108-0032
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKMAN, RICHARD D.
Exec Dt:
03/30/2010
2
DUSTERHOFT, RONALD G.
Exec Dt:
03/30/2010
3
KING, DWAIN G.
Exec Dt:
04/27/2010
4
WEAVER, JIMMIE D.
Exec Dt:
03/30/2010
5
MCCABE, MICHAEL A.
Exec Dt:
03/30/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8371384
US20110240291
12751770
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 59
Reel/Frame:024612/0848   Pages: 6
Recorded: 06/29/2010
Attorney Dkt #:086108-0213
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
06/23/2010
2
WEAVER, JIMMIE D.
Exec Dt:
06/25/2010
3
RICKMAN, RICHARD D.
Exec Dt:
06/25/2010
4
MCCABE, MICHAEL A.
Exec Dt:
06/25/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8371382
US20110240296
12826426
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 60
Reel/Frame:024646/0128   Pages: 5
Recorded: 07/07/2010
Attorney Dkt #:086108-0037
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
07/01/2010
2
SANDERS, MICHAEL W.
Exec Dt:
07/02/2010
3
NGUYEN, PHILIP D.
Exec Dt:
07/06/2010
4
DESAI, BHADRA
Exec Dt:
07/02/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8333241
US20100270023
12831684
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 61
Reel/Frame:025046/0528   Pages: 6
Recorded: 09/27/2010
Attorney Dkt #:086108-0209
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICKMAN, RICHARD D.
Exec Dt:
09/20/2010
2
DUSTERHOFT, RONALD G.
Exec Dt:
09/10/2010
3
KING, DWAIN G.
Exec Dt:
09/20/2010
4
WEAVER, JIMMIE D.
Exec Dt:
09/21/2010
5
MCCABE, MICHAEL A.
Exec Dt:
09/21/2010
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8393394
US20110240292
12851953
Correspondence name and address
ROBERT A. KENT
P.O. BOX 1431
DUNCAN, OK 73536
Assignment: 62
Reel/Frame:029213/0183   Pages: 6
Recorded: 10/30/2012
Attorney Dkt #:2149-04100
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAR, AMIT
Exec Dt:
11/11/2011
2
DUSTERHOFT, RONALD G.
Exec Dt:
11/11/2011
3
COLVIN, RICHARD D.
Exec Dt:
11/04/2011
4
WILLIAMS, KENNETH E.
Exec Dt:
11/02/2011
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9064066
US20130231910
13883783
Correspondence name and address
CONLEY ROSE, P.C. MARK E. SCOTT
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 63
Reel/Frame:029213/0547   Pages: 6
Recorded: 10/30/2012
Attorney Dkt #:2149-04200
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLIAMS, KENNETH E.
Exec Dt:
11/02/2011
2
GORELL, SHELDON B.
Exec Dt:
11/15/2011
3
KUMAR, AMIT
Exec Dt:
11/11/2011
4
DUSTERHOFT, RONALD G.
Exec Dt:
11/11/2011
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9262563
US20130231908
13883805
Correspondence name and address
CONLEY ROSE, P.C. MARK E. SCOTT
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 64
Reel/Frame:030391/0098   Pages: 7
Recorded: 05/10/2013
Attorney Dkt #:2149-04103
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAR, AMIT
Exec Dt:
11/11/2011
2
DUSTERHOFT, RONALD G.
Exec Dt:
11/11/2011
3
COLVIN, RICHARD D.
Exec Dt:
11/04/2011
4
WILLIAMS, KENNETH E.
Exec Dt:
11/02/2011
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9064066
US20130231910
13883783
Correspondence name and address
MARK E. SCOTT - CONLEY ROSE, P.C.
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 65
Reel/Frame:030391/0231   Pages: 7
Recorded: 05/10/2013
Attorney Dkt #:2149-04203
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLIAMS, KENNETH E.
Exec Dt:
11/02/2011
2
GORELL, SHELDON B.
Exec Dt:
11/15/2011
3
KUMAR, AMIT
Exec Dt:
11/11/2011
4
DUSTERHOFT, RONALD G.
Exec Dt:
11/11/2011
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9262563
US20130231908
13883805
Correspondence name and address
MARK E. SCOTT - CONLEY ROSE, P.C.
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 66
Reel/Frame:027520/0724   Pages: 4
Recorded: 01/12/2012
Attorney Dkt #:086108-0093
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
01/06/2012
2
RICKMAN, RICHARD D.
Exec Dt:
01/06/2012
3
DUSTERHOFT, RONALD G.
Exec Dt:
01/04/2012
4
WEAVER, JIMMIE D.
Exec Dt:
01/06/2012
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8936087
US20120043082
13282765
Correspondence name and address
ROBERT KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440
Assignment: 67
Reel/Frame:030163/0097   Pages: 7
Recorded: 04/05/2013
Attorney Dkt #:2149-04700
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GORELL, SHELDON
Exec Dt:
04/26/2012
2
WILLIAMS, KENNETH E.
Exec Dt:
04/20/2012
3
KUMAR, AMIT
Exec Dt:
04/26/2012
4
DUSTERHOFT, RONALD G.
Exec Dt:
04/26/2012
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9285500
US20140136172
13883963
Correspondence name and address
MARK E. SCOTT - CONLEY ROSE, P.C.
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 68
Reel/Frame:030394/0212   Pages: 7
Recorded: 05/10/2013
Attorney Dkt #:2149-04703
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GORELL, SHELDON
Exec Dt:
04/26/2012
2
WILLIAMS, KENNETH E.
Exec Dt:
04/20/2012
3
KUMAR, AMIT
Exec Dt:
04/26/2012
4
DUSTERHOFT, RONALD G.
Exec Dt:
04/26/2012
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9285500
US20140136172
13883963
Correspondence name and address
MARK E. SCOTT - CONLEY ROSE, P.C.
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 69
Reel/Frame:030722/0179   Pages: 8
Recorded: 07/01/2013
Attorney Dkt #:2149-05300
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
11/27/2012
2
WILLIAMS, KENNETH E.
Exec Dt:
10/30/2012
3
KUMAR, AMIT
Exec Dt:
10/29/2012
4
FREESE, ROBERT P.
Exec Dt:
12/17/2012
5
PELLETIER, MICHAEL T.
Exec Dt:
10/31/2012
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9684093
US20150293256
14438576
Correspondence name and address
MARK E. SCOTT - CONLEY ROSE, P.C.
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 70
Reel/Frame:037269/0861   Pages: 8
Recorded: 12/11/2015
Attorney Dkt #:7523.1364US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
11/27/2012
2
WILLIAMS, KENNETH E.
Exec Dt:
10/30/2012
3
KUMAR, AMIT
Exec Dt:
10/29/2012
4
FREESE, ROBERT P.
Exec Dt:
12/12/2012
5
PELLETIER, MICHAEL T.
Exec Dt:
10/31/2012
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITYWEST BLVD.
BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9684093
US20150293256
14438576
Correspondence name and address
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE, SUITE 700
IP SECTION
DALLAS, TX 75219
Assignment: 71
Reel/Frame:031299/0730   Pages: 9
Recorded: 09/27/2013
Attorney Dkt #:1880.362US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAUCEC, MARKO
Exec Dt:
09/24/2013
2
DUSTERHOFT, RONALD G.
Exec Dt:
09/24/2013
3
GIBSON, RONALD A.
Exec Dt:
09/27/2013
4
RICKMAN, RICHARD D.
Exec Dt:
08/28/2013
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITYWEST BLVD.
BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8920029
US20140021345
14000570
Correspondence name and address
SCHWEGMAN, LUNDBERG & WOESSNER, P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402-0938
Assignment: 72
Reel/Frame:037728/0489   Pages: 7
Recorded: 02/12/2016
Attorney Dkt #:063718.5943
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WALTERS, HAROLD G.
Exec Dt:
10/21/2013
2
ALLISON, DAVID B.
Exec Dt:
10/16/2013
3
DUSTERHOFT, RONALD G.
Exec Dt:
10/21/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10030494
US20160194944
14911984
Correspondence name and address
BAKER BOTTS L.L.P.
910 LOUISIANA STREET, ONE SHELL PLAZA
HOUSTON, TX 77002
Assignment: 73
Reel/Frame:038519/0189   Pages: 5
Recorded: 05/09/2016
Attorney Dkt #:1880.631US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
02/14/2014
2
DUSTERHOFT, RONALD G.
Exec Dt:
02/14/2014
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160281498
15035409
Correspondence name and address
SCHWEGMAN LUNDBERG & WOESSNER, P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402
Assignment: 74
Reel/Frame:038654/0525   Pages: 5
Recorded: 05/20/2016
Attorney Dkt #:098273-0655
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
01/02/2014
2
DUSTERHOFT, RONALD G.
Exec Dt:
02/14/2014
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10308868
US20160304770
15038058
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 75
Reel/Frame:038940/0208   Pages: 7
Recorded: 06/17/2016
Attorney Dkt #:063718.6585
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
02/14/2014
2
NGUYEN, PHILIP D.
Exec Dt:
01/29/2014
3
VO, LOAN K.
Exec Dt:
01/29/2014
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10106728
US20160319189
15105737
Correspondence name and address
BAKER BOTTS L.L.P.
910 LOUISIANA STREET, ONE SHELL PLAZA
HOUSTON, TX 77002
Assignment: 76
Reel/Frame:045520/0697   Pages: 10
Recorded: 04/12/2018
Attorney Dkt #:140846-034302US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTIC, NEBOJSA
Exec Dt:
11/18/2015
2
BIVENS, ERIC
Exec Dt:
11/13/2015
3
EAST, LOYD E., JR.
Exec Dt:
11/13/2015
4
DUSTERHOFT, RONALD G.
Exec Dt:
09/16/2015
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10513917
US20180298740
15767764
Correspondence name and address
COLLIN A. ROSE
1200 SMITH ST., 14 FLOOR
CHAMBERLAIN, HRDLICKA, WHITE, WILLIAMS & AUGHTRY
HOUSTON, TX 77002
Assignment: 77
Reel/Frame:051002/0269   Pages: 7
Recorded: 11/13/2019
Attorney Dkt #:140846-065302US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
09/25/2015
2
FOWLER, STEWART HAMPTON, JR.
Exec Dt:
09/23/2015
3
GREIG, SCOTT ROBERT
Exec Dt:
09/23/2015
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10711536
US20180252057
15758300
Correspondence name and address
COLLIN A. ROSE
1200 SMITH STREET, 14TH FLOOR
CHAMBERLAIN HRDLICKA
HOUSTON, TX 77002
Assignment: 78
Reel/Frame:048502/0177   Pages: 14
Recorded: 03/05/2019
Attorney Dkt #:140846-043703US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
11/14/2016
2
STEGENT, NEIL A.
Exec Dt:
11/14/2016
3
REYES, ENRIQUE A.
Exec Dt:
11/16/2016
4
WALSER, DOUG W.
Exec Dt:
11/16/2016
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 NORTH SAM HOUSTON PARKWAY EAST
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200340341
16330418
Correspondence name and address
CHAMBERLAIN HRDLICKA HALLIBURTON ENERGY
1200 SMITH ST., 14TH FLOOR
HOUSTON, TX 77002
Assignment: 79
Reel/Frame:048641/0523   Pages: 14
Recorded: 03/19/2019
Attorney Dkt #:140846-043603US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSTERHOFT, RONALD G.
Exec Dt:
11/14/2016
2
STEGENT, NEIL A.
Exec Dt:
11/14/2016
3
REYES, ENRIQUE A.
Exec Dt:
11/16/2016
4
WALSER, DOUG W.
Exec Dt:
11/16/2016
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10968727
US20190264097
16334707
Correspondence name and address
COLLIN A. ROSE
1200 SMITH ST., 14TH FLOOR
CHAMBERLAIN HRDLICKA
HOUSTON, TX 77002
Assignment: 80
Reel/Frame:053024/0228   Pages: 5
Recorded: 06/24/2020
Attorney Dkt #:2017-IPM-101695 U1 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, STANLEY V.
Exec Dt:
08/28/2017
2
DUSTERHOFT, RONALD G.
Exec Dt:
09/07/2017
3
SIDDIQUI, SHAMEEM
Exec Dt:
09/05/2017
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11111430
US20210071068
16957447
Correspondence name and address
MCAFEE & TAFT
TENTH FLOOR, TWO LEADERSHIP SQUARE
211 NORTH ROBINSON
OKLAHOMA CITY, OK 73102
Assignment: 81
Reel/Frame:052841/0838   Pages: 7
Recorded: 06/04/2020
Attorney Dkt #:2069464-0381PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEPHENSON, STANLEY V.
Exec Dt:
02/14/2018
2
DUSTERHOFT, RONALD G.
Exec Dt:
02/13/2018
3
SIDDIQUI, SHAMEEM
Exec Dt:
02/13/2018
4
XU, LIANG
Exec Dt:
02/13/2018
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11370959
US20200385630
16769528
Correspondence name and address
MCGUIREWOODS, LLP
1750 TYSONS BLVD., SUITE 1800
TYSONS, VA 22102

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