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Patent Assignment Assignor Details
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Assignor Name : SWEATMAN, RONALD E.
Total Assignments: 19
Assignment: 1
Reel/Frame:004362/0238   Pages: 1
Recorded: 02/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SWEATMAN, RONALD E.
Exec Dt:
09/12/1983
Assignee
1
HUGHES TOOL COMPANY
P.O. BOX 2539
A CORP OF DE
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4512405
NONE
06584581
Correspondence name and address
ROBERT A. FELSMAN
CHIEF PAT. COUN., PAT. & TECH. MGMNT.
HUGHES TOOL CO., P.O. BOX 2539
HOUSTON, TX 77001
Assignment: 2
Reel/Frame:004486/0330   Pages: 1
Recorded: 11/21/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SWEATMAN, RONALD E.
Exec Dt:
09/12/1983
Assignee
1
HUGHES TOOL COMPANY A CORP OF DE
P.O. BOX 2539
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4569394
NONE
06584584
Correspondence name and address
ROBERT A. FELSMAN
CHIEF PAT. COU., PATS. & TECH. MGMNT.
HUGHES TOOL CO., P.O. BOX 2539
HOUSTON, TX 77001
Assignment: 3
Reel/Frame:008664/0788   Pages: 3
Recorded: 08/18/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SWEATMAN, RONALD E.
Exec Dt:
08/11/1997
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
5151 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5913364
NONE
08818146
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
CRAIG W. RODDY
1015 BOIS D'ARC
DUNCAN, OKLAHOMA 73536-0102
Assignment: 4
Reel/Frame:008741/0502   Pages: 5
Recorded: 08/18/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
08/11/1997
2
HEATHMAN, JAMES F.
Exec Dt:
07/17/1997
3
FELIO, ARCHIE J.
Exec Dt:
07/17/1997
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
5151 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6258757
NONE
08818326
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
CRAIG W. RODDY
1015 BOIS D'ARC
DUNCAN OKLAHOMA 73536-0102
Assignment: 5
Reel/Frame:008741/0507   Pages: 5
Recorded: 10/09/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
08/11/1997
2
HEATHMAN, JAMES F.
Exec Dt:
07/25/1997
3
FELIO, ARCHIE J.
Exec Dt:
07/25/1997
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
5151 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6060434
NONE
08818969
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
CRAIG W. RODDY
1015 BOIS D'ARC
DUNCAN, OKLAHOMA 73536-0102
Assignment: 6
Reel/Frame:009704/0761   Pages: 15
Recorded: 01/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, BAIREDDY R.
Exec Dt:
01/11/1999
2
SWEATMAN, RONALD E.
Exec Dt:
01/08/1999
3
HEATHMAN, JAMES F.
Exec Dt:
01/08/1999
4
FITZGERALD, RUSSELL M.
Exec Dt:
01/08/1999
5
CROOK, RONALD J.
Exec Dt:
01/11/1999
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6245142
US20010001381
09229245
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
P.O. BOX 1431
DUNCAN, OKLAHOMA 73536-0102
Assignment: 7
Reel/Frame:010013/0039   Pages: 12
Recorded: 06/02/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, BAIREDDY R.
Exec Dt:
05/27/1999
2
SWEATMAN, RONALD E.
Exec Dt:
05/26/1999
3
HEATHMAN, JAMES F.
Exec Dt:
05/27/1999
4
FITZGERALD, RUSSELL M.
Exec Dt:
06/01/1999
5
CROOK, RONALD J.
Exec Dt:
05/26/1999
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6170575
NONE
09324310
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
P.O. BOX 1431
DUNCAN, OK 73536-0102
Assignment: 8
Reel/Frame:010757/0049   Pages: 6
Recorded: 04/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEATHMAN, JAMES F.
Exec Dt:
04/04/2000
2
REDDY, BAIREDDY R.
Exec Dt:
03/28/2000
3
SWEATMAN, RONALD E.
Exec Dt:
04/05/2000
4
DEALY, SEARS T.
Exec Dt:
03/28/2000
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6379456
NONE
09547277
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
P.O. BOX 1431
DUNCAN, OK 73536-0440
Assignment: 9
Reel/Frame:012817/0095   Pages: 5
Recorded: 04/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
04/01/2002
2
VARGO JR., RICHARD F.
Exec Dt:
04/03/2002
3
KULAKOFSKY, DAVID S.
Exec Dt:
04/02/2002
4
RAVI, KRISHNA M.
Exec Dt:
04/04/2002
5
ESCORCIA, ALVARO
Exec Dt:
04/02/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6926081
US20030162670
10082459
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 10
Reel/Frame:014122/0343   Pages: 4
Recorded: 06/02/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
05/22/2003
2
WANG, HONG
Exec Dt:
05/22/2003
3
DEEG, WOLFGANG F.J.
Exec Dt:
05/28/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7213645
US20030181338
10350429
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 11
Reel/Frame:015576/0779   Pages: 4
Recorded: 06/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCVAY, CHESTER S.
Exec Dt:
06/15/2004
2
SWEATMAN, RONALD E.
Exec Dt:
06/09/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7191830
US20050189107
10789631
Correspondence name and address
HALLIBURTON ENERGY SERVICES
JOHN W. WUSTENBERG
2600 SOUTH SECOND STREET
DUNCAN, OKLAHOMA 73536-0440
Assignment: 12
Reel/Frame:017430/0481   Pages: 5
Recorded: 01/12/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, B. RAGHAVA
Exec Dt:
01/04/2006
2
SWEATMAN, RONALD E.
Exec Dt:
12/22/2005
3
GORDON, CHRIS L.
Exec Dt:
01/04/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070111901
11271174
Correspondence name and address
CRAIG W. RODDY
HALLIBURTON ENERGY SERVICES
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 13
Reel/Frame:020165/0296   Pages: 5
Recorded: 11/27/2007
Attorney Dkt #:HES 2005-IP-017357U1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, B. RAGHAVA
Exec Dt:
01/04/2006
2
SWEATMAN, RONALD E.
Exec Dt:
12/22/2005
3
GORDON, CHRIS L.
Exec Dt:
01/04/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070111900
11270986
Correspondence name and address
RODNEY B. CARROLL
5601 GRANITE PARKWAY, SUITE 750
PLANO, TX 75024
Assignment: 14
Reel/Frame:020219/0575   Pages: 4
Recorded: 12/03/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, B. RAGHAVA
Exec Dt:
01/04/2006
2
SWEATMAN, RONALD E.
Exec Dt:
12/22/2005
3
GORDON, CHRIS L.
Exec Dt:
01/04/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070111900
11270986
Correspondence name and address
CRAIG W. RODDY
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND
DUNCAN, OK 73536-0400
Assignment: 15
Reel/Frame:023372/0071   Pages: 6
Recorded: 10/14/2009
Attorney Dkt #:HES 2005-IP-017357U1C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, B. RAGHAVA
Exec Dt:
08/18/2009
2
SWEATMAN, RONALD E.
Exec Dt:
09/11/2009
3
GORDON, CHRISTOPHER L.
Exec Dt:
10/06/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100035772
12539381
Correspondence name and address
RODNEY B. CARROLL
5601 GRANITE PARKWAY, SUITE 750
PLANO, TX 75024
Assignment: 16
Reel/Frame:023651/0553   Pages: 6
Recorded: 12/14/2009
Attorney Dkt #:HES 2005-IP-017357U2C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REDDY, B. RAGHAVA
Exec Dt:
11/19/2009
2
SWEATMAN, RONALD E.
Exec Dt:
11/24/2009
3
GORDON, CHRISTOPHER L.
Exec Dt:
11/20/2009
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8100180
US20100116497
12622983
Correspondence name and address
RODNEY B. CARROLL
5601 GRANITE PARKWAY, SUITE 750
PLANO, TX 75024
Assignment: 17
Reel/Frame:024983/0116   Pages: 7
Recorded: 09/14/2010
Attorney Dkt #:2149-01600
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
09/01/2010
2
MCCOLPIN, GLENN R.
Exec Dt:
09/03/2010
3
DAVIS, ERIC J.
Exec Dt:
09/07/2010
4
MARSIC, SCOTT D.
Exec Dt:
09/07/2010
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD.
BUILDING 2
HOUSTON, TEXAS 77042-3051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8517094
US20120055674
12875235
Correspondence name and address
MARK E. SCOTT
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77002-2912
Assignment: 18
Reel/Frame:027608/0623   Pages: 9
Recorded: 01/27/2012
Attorney Dkt #:2149-04400
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
11/18/2011
2
MCCOLPIN, GLENN R.
Exec Dt:
11/18/2011
3
DAVIS, ERIC J.
Exec Dt:
11/18/2011
4
MARSIC, SCOTT D.
Exec Dt:
11/21/2011
5
SAMSON, ETIENNE M.
Exec Dt:
01/26/2012
Assignee
1
LANDMARK GRAPHICS CORPORATION
2107 CITY WEST BLVD., BLDG. 2
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8656995
US20120061084
13300247
Correspondence name and address
CONLEY ROSE, P.C. MARK E. SCOTT
2508 ASHLEY WORTH BLVD., SUITE 200
AUSTIN, TX 78738
Assignment: 19
Reel/Frame:028182/0220   Pages: 8
Recorded: 05/09/2012
Attorney Dkt #:087638-0104
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWEATMAN, RONALD E.
Exec Dt:
05/08/2012
2
PITCHER, JASON L.
Exec Dt:
05/08/2012
3
WARPINSKI, NORM R.
Exec Dt:
05/08/2012
4
MACHALA, MARK S.
Exec Dt:
05/08/2012
5
SHAW, JOEL D.
Exec Dt:
05/08/2012
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9726157
US20150300327
13882600
Correspondence name and address
CAREY C. JORDAN
MCDERMOTT WILL & EMERY LLP
600 13TH STREET NW
WASHINGTON, DC 20005

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