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Patent Assignment Assignor Details
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Assignor Name : VITTHAL, SANJAY
Total Assignments: 10
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:008207/0543   Pages: 13
Recorded: 08/27/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, PHILIP D.
Exec Dt:
06/26/1996
2
WEAVER, JIMMIE D.
Exec Dt:
06/26/1996
3
ABASS, HAZIM H.
Exec Dt:
07/06/1996
4
WILSON, STEVEN F.
Exec Dt:
06/26/1996
5
VITTHAL, SANJAY
Exec Dt:
08/19/1996
6
COLE, R. CLAY
Exec Dt:
06/26/1996
7
BOWLES, BOBBY K.
Exec Dt:
06/26/1996
Assignee
1
HALLIBURTON COMPANY
P.O. DRAWER 1431
1015 BOIS D'ARC
DUNCAN, OKLAHOMA 73536
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5960880
NONE
08703529
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
P.O. BOX 1431
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: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: 5
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: 6
Reel/Frame:012055/0053   Pages: 4
Recorded: 07/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRIGSBY, TOMMY FRANK
Exec Dt:
07/18/2001
2
VITTHAL, SANJAY
Exec Dt:
07/18/2001
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6564870
NONE
09666802
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: 7
Reel/Frame:014605/0880   Pages: 3
Recorded: 10/14/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, DAVID WESLEY
Exec Dt:
09/04/2003
2
VITTHAL, SANJAY
Exec Dt:
09/08/2003
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7090017
US20050006089
10616054
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OK 73536
Assignment: 8
Reel/Frame:014909/0783   Pages: 7
Recorded: 01/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLAUCH, MATTHEW E.
Exec Dt:
01/15/2004
2
RITTER, DAVID W.
Exec Dt:
01/13/2004
3
VITTHAL, SANJAY
Exec Dt:
01/13/2004
4
DONALDSON, R. ASHLEY
Exec Dt:
01/15/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7222672
US20050155761
10759408
Correspondence name and address
HALLIBURTON ENERGY SERVICES
CRAIG W. RODDY
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 9
Reel/Frame:019227/0551   Pages: 4
Recorded: 04/23/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLAUCH, MATT
Exec Dt:
01/15/2004
2
RITTER, DAVID
Exec Dt:
01/13/2004
3
VITTHAL, SANJAY
Exec Dt:
01/13/2004
4
DONALDSON, ASHLEY
Exec Dt:
01/13/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7939474
US20070184988
11734509
Correspondence name and address
CRAIG W. RODDY
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND
DUNCAN, OK 73536-0440
Assignment: 10
Reel/Frame:015632/0116   Pages: 7
Recorded: 07/27/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LORD, PAUL D.
Exec Dt:
07/26/2004
2
WALTMAN, RODNEY B.
Exec Dt:
07/22/2004
3
RITTER, DAVID W.
Exec Dt:
07/20/2004
4
VITTHAL, SANJAY
Exec Dt:
07/20/2004
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7165617
US20060032636
10899897
Correspondence name and address
HALLIBURTON ENERGY SERVICES
ROBERT A. KENT
2600 S. 2ND STREET
DUNCAN, OKLAHOMA 73536-0440

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