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Patent Assignment Assignor Details
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Assignor Name : BARR, FREDERICK J.
Total Assignments: 11
Assignment: 1
Reel/Frame:005868/0354   Pages: 2
Recorded: 09/27/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BARR, FREDERICK J.
Exec Dt:
09/25/1991
2
SANDERS, JOE I.
Exec Dt:
09/25/1991
Assignee
1
HALLIBUROTN GEOPHYSICAL SERVICES, INC.
ONE FLUOR DANIEL DRIVE
A CORPORATION OF DELAWARE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5163028
NONE
07767248
Correspondence name and address
MICHAEL G. FLETCHER
ARNOLD, WHITE & DURKEE
P. O. BOX 4433
HOUSTON, TX 77210
Assignment: 2
Reel/Frame:008788/0077   Pages: 3
Recorded: 06/09/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAFFENHOLZ, JOSEF
Exec Dt:
06/09/1997
2
CHAMBERS, RONALD E.
Exec Dt:
06/05/1997
3
BARR, FREDERICK J.
Exec Dt:
06/04/1997
Assignee
1
WESTERN ATLAS INTERNATIONAL, INC.
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6021092
NONE
08871505
Correspondence name and address
WESTERN ATLAS INTERNATIONAL, INC.
CHARLES R. SCHWEPPE
10205 WESTHEIMER ROAD
HOUSTON, TX 77042
Assignment: 3
Reel/Frame:009184/0727   Pages: 2
Recorded: 05/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARR, FREDERICK J.
Exec Dt:
05/13/1998
2
PAFFENHOLZ, JOSEF
Exec Dt:
05/11/1998
Assignee
1
WESTERN ATLAS INTERNATIONAL, INC.
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5963507
NONE
09078293
Correspondence name and address
WESTERN ATLAS INTERNATIONAL, INC.
CHARLES R. SCHWEPPE
10205 WESTHEIMER ROAD
HOUSTON, TX 77042
Assignment: 4
Reel/Frame:009220/0435   Pages: 3
Recorded: 06/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAISER, JAMES E.
Exec Dt:
05/15/1998
2
BARR, FREDERICK J.
Exec Dt:
06/03/1998
3
PAFFENHOLZ, JOSEF
Exec Dt:
05/26/1998
Assignee
1
WESTERN ATLAS INTERNATIONAL, INC.
P.O. BOX 1407
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6021090
NONE
09089913
Correspondence name and address
WESTERN ATLAS INTERNATIONAL, INC.
E. EUGENE THIGPEN
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Assignment: 5
Reel/Frame:009246/0912   Pages: 2
Recorded: 06/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARR, FREDERICK J.
Exec Dt:
06/09/1998
Assignee
1
WESTERN ATLAS INTERNATIONAL INC.
POST OFFICE BOX 1407
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5991238
NONE
09095348
Correspondence name and address
WESTERN ATLAS INTERNATIONAL, INC.
CHARLES R. SCHWEPPE
10205 WESTHEIMER ROAD
POST OFFICE BOX 1407
HOUSTON, TEXAS 77042
Assignment: 6
Reel/Frame:010083/0071   Pages: 4
Recorded: 07/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARR, FREDERICK J.
Exec Dt:
06/28/1999
2
DRAGOSET, WILLIAM H., JR.
Exec Dt:
06/28/1999
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6161076
NONE
09318282
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
PAUL S. MADAN
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057
Assignment: 7
Reel/Frame:010109/0670   Pages: 2
Recorded: 07/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAISER, JAMES ERIC
Exec Dt:
07/09/1999
2
BARR, FREDERICK J.
Exec Dt:
07/13/1999
Assignee
1
BAKER HUGHES INCORPORATED
10001 RICHMOND AVENUE
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6205403
NONE
09303312
Correspondence name and address
BAKER & BOTTS, L.L.P.
CLAUDE E. COOKE, JR.
ONE SHELL PLAZA, 910 LOUISIANA
HOUSTON, TX 77002
Assignment: 8
Reel/Frame:010741/0084   Pages: 3
Recorded: 03/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARR, FREDERICK J.
Exec Dt:
02/14/2000
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6512980
NONE
09421163
Correspondence name and address
KAUSHIK P. SRIRAM
SUITE 700
2603 AUGUSTA
HOUSTON, TX 77057-5640
Assignment: 9
Reel/Frame:012579/0824   Pages: 6
Recorded: 01/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOERIG, RAINER
Exec Dt:
12/12/2001
2
BARR, FREDERICK J.
Exec Dt:
12/12/2001
3
NYLAND, DAVID LEE
Exec Dt:
12/05/2001
4
SITTON, GARY
Exec Dt:
12/12/2001
Assignee
1
WESTERNGECO L.L.C.
10001 RICHMOND AVENUE
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6687619
US20020091487
09981224
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
KAUSHIK P. SRIRAM
2603 AUGUSTA, SUITE 700
HOUSTON, TEXAS 77057
Assignment: 10
Reel/Frame:015066/0408   Pages: 6
Recorded: 08/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOERIG, RANIER
Exec Dt:
12/12/2001
2
BARR, FREDERICK J.
Exec Dt:
12/12/2001
3
NYLAND, DAVID LEE
Exec Dt:
12/05/2001
4
SITTON, GARY
Exec Dt:
12/12/2001
Assignee
1
WESTERNGECO L.L.C.
10001 RICHMOND AVENUE
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6865488
US20040148104
10758778
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA
SUITE 700
HOUSTON, TX 77057
Assignment: 11
Reel/Frame:012843/0724   Pages: 3
Recorded: 04/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOERIG, RAINER
Exec Dt:
04/09/2002
2
BARR, FREDERICK J.
Exec Dt:
04/09/2002
Assignee
1
WESTERNGECO L.L.C.
10001 RICHMOND AVENUE
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6842701
US20030163260
10082570
Correspondence name and address
MADAN, MOSSMAN & SRIRAM PC
KAUSHIK P. SRIRAM
2603 AUGUSTA, SUITE 700
HOUSTON, TEXAS 77057

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