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Patent Assignment Assignor Details
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Assignor Name : ESMERSOY, CENGIZ
Total Assignments: 17
Assignment: 1
Reel/Frame:004744/0339   Pages: 2
Recorded: 07/14/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ESMERSOY, CENGIZ
Exec Dt:
07/10/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4809239
NONE
07073023
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
ATTN: PATENT COUNSEL
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 2
Reel/Frame:005662/0285   Pages: 3
Recorded: 04/12/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ESMERSOY, CENGIZ
Exec Dt:
04/08/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5214613
NONE
07667835
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
ATTN: MARC D. FOODMAN
Assignment: 3
Reel/Frame:009262/0821   Pages: 5
Recorded: 04/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CRARY, STEVEN F.
Exec Dt:
02/27/1998
2
HEIDLER, RALF
Exec Dt:
02/27/1998
3
ESMERSOY, CENGIZ
Exec Dt:
02/27/1998
4
POITZSCH, MARTIN E.
Exec Dt:
02/27/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6237404
NONE
09031926
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 4
Reel/Frame:010653/0137   Pages: 5
Recorded: 02/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UNDERHILL, WILLIAM B.
Exec Dt:
02/18/2000
2
ESMERSOY, CENGIZ
Exec Dt:
02/25/2000
3
CLARK, BRIAN
Exec Dt:
02/18/2000
4
HACHE, JEAN-MICHEL
Exec Dt:
02/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6308137
NONE
09514866
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: IP COUNSEL
STEVEN L. CHRISTIAN
200 GILLINGHAM LANE MD 200-9
SUGAR LAND, TEXAS 77478
Assignment: 5
Reel/Frame:011012/0384   Pages: 5
Recorded: 07/31/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OMERAGIC, DZEVAT
Exec Dt:
07/19/2000
2
HABASHY, TAREK M.
Exec Dt:
07/21/2000
3
ESMERSOY, CENGIZ
Exec Dt:
07/19/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6594584
NONE
09616783
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 6
Reel/Frame:012903/0931   Pages: 13
Recorded: 11/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HSU, CHAUR-JIAN
Exec Dt:
10/24/2001
2
PABON, JAHIR
Exec Dt:
10/17/2001
3
ARON, JEFFREY B.
Exec Dt:
10/16/2001
4
JOYCE, RICHARD D.
Exec Dt:
10/17/2001
5
GRIGOR, DARRYL
Exec Dt:
10/24/2001
6
D'ANGELO, RALPH M.
Exec Dt:
10/22/2001
7
CAMPANAC, PIERRE
Exec Dt:
10/24/2001
8
REID, LENNOX E., JR.
Exec Dt:
10/22/2001
9
STRAUB, H. CHARLES
Exec Dt:
10/16/2001
10
ESMERSOY, CENGIZ
Exec Dt:
11/05/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6643221
NONE
09992761
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
110 SCHLUMBERGER DRIVE
P.O. BOX 2175
SUGAR LAND, TX 77478
Assignment: 7
Reel/Frame:012419/0299   Pages: 4
Recorded: 12/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUNAWARDANA, RUVINDA
Exec Dt:
12/12/2001
2
ESMERSOY, CENGIZ
Exec Dt:
12/12/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6606009
US20020125966
10028630
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
J.L. JENNIE SALAZAR
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 8
Reel/Frame:012750/0374   Pages: 3
Recorded: 03/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OMERAGIC, DZEVAT
Exec Dt:
03/12/2002
2
ESMERSOY, CENGIZ
Exec Dt:
03/26/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGARLAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6819110
US20030184302
10108056
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
VICTOR H. SEGURA
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 9
Reel/Frame:013291/0505   Pages: 5
Recorded: 12/12/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COLLINS, ANTHONY L.
Exec Dt:
12/11/2002
2
HAWTHORN, ANDREW
Exec Dt:
12/09/2002
3
ESMERSOY, CENGIZ
Exec Dt:
12/12/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6912465
US20040117118
10248034
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 10
Reel/Frame:013894/0840   Pages: 3
Recorded: 08/22/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ESMERSOY, CENGIZ
Exec Dt:
08/22/2003
2
CLARK, BRIAN
Exec Dt:
08/22/2003
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8995224
US20050041526
10604878
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 11
Reel/Frame:019256/0776   Pages: 6
Recorded: 05/07/2007
Attorney Dkt #:19.0380CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ESMERSOY, CENGIZ
Exec Dt:
04/11/2007
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7782709
US20070285274
11695730
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE, MD 200-9
OFFICE OF IP COUNSEL
SUGAR LAND, TX 77478
Assignment: 12
Reel/Frame:022976/0223   Pages: 7
Recorded: 07/20/2009
Attorney Dkt #:25.0381
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AYOUB, JOSEPH A.
Exec Dt:
05/19/2009
2
ESMERSOY, CENGIZ
Exec Dt:
07/06/2009
3
HABASHY, TAREK M.
Exec Dt:
05/20/2009
4
TABANOU, JACQUES R.
Exec Dt:
05/21/2009
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090271117
12427818
Correspondence name and address
RODNEY WARFFORD
555 INDUSTRIAL BLVD., MD-5
SUGAR LAND, TX 77478
Assignment: 13
Reel/Frame:023683/0332   Pages: 10
Recorded: 12/21/2009
Attorney Dkt #:594-25672-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAI, JIANCHUN
Exec Dt:
08/07/2009
2
KANIA, ANNABELLE
Exec Dt:
08/03/2009
3
ESMERSOY, CENGIZ
Exec Dt:
08/13/2009
4
DUAN, LING
Exec Dt:
08/03/2009
Assignee
1
WESTERNGECO L. L. C.
10001 RICHMOND AVENUE
IP DEPT
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8548784
US20110010143
12643360
Correspondence name and address
WESTERNGECO L.L.C. KEVIN MCENANEY
10001 RICHMOND AVENUE
HOUSTON, TX 77042-4299
Assignment: 14
Reel/Frame:024049/0239   Pages: 17
Recorded: 03/09/2010
Attorney Dkt #:110.0213
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THAMBYNAYAGAM, R.K. MICHAEL
Exec Dt:
02/06/2010
2
ESMERSOY, CENGIZ
Exec Dt:
01/29/2010
3
TILKE, PETER GERHARD
Exec Dt:
01/26/2010
4
NESSIM, MAURICE
Exec Dt:
02/22/2010
5
KANIA, ANNABELLE
Exec Dt:
02/17/2010
6
KASHIKAR, SUDHENDU
Exec Dt:
02/12/2010
7
GROVE, GREGORY P.
Exec Dt:
02/06/2010
8
DUTTA, NADER C.
Exec Dt:
02/16/2010
9
BANERJEE, RAJ
Exec Dt:
03/03/2010
10
SPATH, JEFFREY B.
Exec Dt:
03/02/2010
11
HOPKINS, CHRISTOPHER
Exec Dt:
03/08/2010
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8527248
US20100155142
12693119
Correspondence name and address
SCHLUMBERGER INFORMATION SOLUTIONS
5599 SAN FELIPE
SUITE 100
HOUSTON, TX 77056-2722
Assignment: 15
Reel/Frame:024430/0925   Pages: 8
Recorded: 05/24/2010
Attorney Dkt #:23.0703
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALUMBAUGH, DAVID
Exec Dt:
05/13/2010
2
ESMERSOY, CENGIZ
Exec Dt:
04/26/2010
3
NICHOLS, EDWARD
Exec Dt:
04/20/2010
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9377556
US20100231220
12719730
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE, MD 200-9
OFFICE OF IP COUNSEL
SUGAR LAND, TX 77478
Assignment: 16
Reel/Frame:027219/0410   Pages: 5
Recorded: 11/14/2011
Attorney Dkt #:23.0701-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ESMERSOY, CENGIZ
Exec Dt:
10/13/2011
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8901931
US20120056623
13255653
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 17
Reel/Frame:044292/0807   Pages: 6
Recorded: 12/05/2017
Attorney Dkt #:IS15.0253-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAWTHORN, ANDREW MARK
Exec Dt:
12/01/2017
2
ESMERSOY, CENGIZ
Exec Dt:
05/18/2016
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160251947
15051431
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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