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Patent Assignment Assignor Details
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Assignor Name : VOVERS, ANTHONY P.
Total Assignments: 7
Assignment: 1
Reel/Frame:006340/0617   Pages: 4
Recorded: 10/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MULLER, LAURENT E.
Exec Dt:
10/07/1992
2
VOVERS, ANTHONY P.
Exec Dt:
10/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5320183
NONE
07963302
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 2
Reel/Frame:006340/0613   Pages: 4
Recorded: 10/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VOVERS, ANTHONY P.
Exec Dt:
10/12/1992
2
MULLER, LAURENT E.
Exec Dt:
10/12/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5320183
NONE
07963302
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 3
Reel/Frame:010303/0483   Pages: 4
Recorded: 10/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIXON, VANCE E.
Exec Dt:
07/15/1999
2
RYTLEWSKI, GARY L.
Exec Dt:
07/19/1999
3
VOVERS, ANTHONY P.
Exec Dt:
07/30/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6293344
NONE
09362784
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD POB 1590
ROSHARON, TX 77598
Assignment: 4
Reel/Frame:010532/0513   Pages: 4
Recorded: 01/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATEL, DINESH R.
Exec Dt:
01/07/2000
2
VOVERS, ANTHONY P.
Exec Dt:
01/07/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6244351
NONE
09480083
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
14910 AIRLINE ROAD POB 1590
ROSHARON, TX 77583-1590
Assignment: 5
Reel/Frame:012358/0390   Pages: 6
Recorded: 10/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARROTT, ROBERT A.
Exec Dt:
08/01/2001
2
LI, HAOMING
Exec Dt:
08/01/2001
3
VOVERS, ANTHONY P.
Exec Dt:
08/01/2001
4
HICKSON, CYNTHIA L.
Exec Dt:
08/01/2001
5
ANDERSON, HARRY B.
Exec Dt:
08/07/2001
6
CORBEN, JOHN M.
Exec Dt:
08/07/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6588508
US20020033264
09920430
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
PO BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 6
Reel/Frame:012104/0115   Pages: 11
Recorded: 08/21/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHNSON, ASHLEY B.
Exec Dt:
07/09/2001
2
BROOKS, JAMES E.
Exec Dt:
07/21/2001
3
BEHRMANN, LAWRENCE A.
Exec Dt:
07/08/2001
4
VENKITARAMAN, ADINATHAN
Exec Dt:
07/06/2001
5
WALTON, IAN
Exec Dt:
08/08/2001
6
VOVERS, ANTHONY P.
Exec Dt:
08/08/2001
7
VAYNSHTEYN, VLADIMIR
Exec Dt:
07/10/2001
8
PATEL, DINESH R.
Exec Dt:
08/09/2001
9
FRUGE, MICHAEL W.
Exec Dt:
07/05/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6598682
US20020020535
09797209
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 7
Reel/Frame:012545/0743   Pages: 9
Recorded: 01/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPIERS, CHRISTOPHER W.
Exec Dt:
01/25/2002
2
PATEL, DINESH R.
Exec Dt:
01/24/2002
3
VOVERS, ANTHONY P.
Exec Dt:
01/23/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6722432
US20020100585
10058593
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590

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