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Patent Assignment Assignor Details
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Assignor Name : BUCHANAN, STEVEN E.
Total Assignments: 9
Assignment: 1
Reel/Frame:012525/0859   Pages: 9
Recorded: 01/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUCHANAN, STEVEN E.
Exec Dt:
09/25/2001
2
ARAUZ, GRIGORY L.
Exec Dt:
09/25/2001
3
HAVLINEK, KENNETH L.
Exec Dt:
09/25/2001
4
KISHINO, ASHLEY
Exec Dt:
09/26/2001
5
LEE, LAWRENCE C.
Exec Dt:
09/26/2001
6
RUSSELL, W. KEITH
Exec Dt:
10/26/2001
7
ZIMMERMAN, THOMAS H.
Exec Dt:
09/28/2001
8
VENERUSO, ANTHONY F.
Exec Dt:
09/24/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6811382
US20020066568
09970337
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETION CENTER
JAIME A. CASTANO
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583-1590
Assignment: 2
Reel/Frame:013597/0937   Pages: 7
Recorded: 12/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARAUZ, GRIGORY L.
Exec Dt:
12/17/2002
2
BUCHANAN, STEVEN E.
Exec Dt:
12/17/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6863124
US20030132003
10321241
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 3
Reel/Frame:024011/0813   Pages: 8
Recorded: 03/02/2010
Attorney Dkt #:20.3233
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUCHANAN, STEVEN E.
Exec Dt:
10/29/2009
2
REID, LENNOX E., JR.
Exec Dt:
03/02/2010
3
LAVAURE, RACHEL
Exec Dt:
11/04/2009
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8210284
US20110094801
12603855
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:024724/0811   Pages: 9
Recorded: 07/22/2010
Attorney Dkt #:20.3232
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUCHANAN, STEVEN E.
Exec Dt:
06/07/2010
2
POP, JULIAN J.
Exec Dt:
07/21/2010
3
SONNE, CARSTEN
Exec Dt:
05/27/2010
4
EROL, GOKHAN
Exec Dt:
07/22/2010
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8550184
US20100282516
12775920
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 5
Reel/Frame:024726/0372   Pages: 9
Recorded: 07/22/2010
Attorney Dkt #:20.3275
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUCHANAN, STEVEN E.
Exec Dt:
06/07/2010
2
WALKINGSHAW, ADAM
Exec Dt:
06/16/2010
3
SLOCUM, ALEX
Exec Dt:
06/15/2010
4
EROL, GOKHAN
Exec Dt:
07/22/2010
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8292004
US20110284289
12784149
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 6
Reel/Frame:028529/0093   Pages: 8
Recorded: 07/11/2012
Attorney Dkt #:20.3282-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOON, BARRY
Exec Dt:
06/27/2012
2
PISIO, VINCENT JEFFREY
Exec Dt:
06/22/2012
3
BUCHANAN, STEVEN E.
Exec Dt:
06/21/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8613330
US20130008719
13433788
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:028584/0916   Pages: 8
Recorded: 07/19/2012
Attorney Dkt #:20.3239-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, BO
Exec Dt:
07/18/2012
2
BUCHANAN, STEVEN E.
Exec Dt:
07/18/2012
3
KITA, AKIO
Exec Dt:
07/17/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9217328
US20120318579
13500538
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 8
Reel/Frame:030381/0032   Pages: 13
Recorded: 05/09/2013
Attorney Dkt #:IS11.0765-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WARD, RICHRD DAN
Exec Dt:
02/08/2003
2
MILKOVISCH, MARK
Exec Dt:
02/08/2013
3
ASKEW, WARREN
Exec Dt:
02/07/2013
4
EROL, GOKHAN
Exec Dt:
02/05/2013
5
YANG, BO
Exec Dt:
02/18/2013
6
BUCHANAN, STEVEN E.
Exec Dt:
02/08/2013
7
HACHE, JEAN-MICHEL
Exec Dt:
03/11/2013
8
CYGAN, ADAM ZYGMUNT
Exec Dt:
02/08/2013
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9097102
US20130081879
13631154
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 9
Reel/Frame:036015/0176   Pages: 14
Recorded: 06/24/2015
Attorney Dkt #:IS11.0765-US-NP CORR
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE 1ST INVENTOR'S NAME PREVIOUSLY RECORDED ON REEL 030381 FRAME 0032. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
WARD, RICHARD DAN
Exec Dt:
02/08/2013
2
MILKOVISCH, MARK
Exec Dt:
02/08/2013
3
ASKEW, WARREN
Exec Dt:
02/07/2013
4
EROL, GOKHAN
Exec Dt:
02/05/2013
5
YANG, BO
Exec Dt:
02/18/2013
6
BUCHANAN, STEVEN E.
Exec Dt:
02/08/2013
7
HACHE, JEAN-MICHEL
Exec Dt:
03/11/2013
8
CYGAN, ADAM ZYGMUNT
Exec Dt:
02/08/2013
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9097102
US20130081879
13631154
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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