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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : DAVIES, STEPHEN NIGEL
Total Assignments: 7
Assignment: 1
Reel/Frame:008042/0793   Pages: 5
Recorded: 03/20/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, STEPHEN NIGEL
Exec Dt:
12/13/1995
2
PAFITIS, DEMOSTHENIS GEORGEOU
Exec Dt:
12/13/1995
3
MAITLAND, GEOFFREY C.
Exec Dt:
12/13/1995
Assignee
1
DOWELL, A DIVISION OF SCHLUMBERGER TECHNOLOGY
110 SCHLUMBERGER DRIVE
CORPORATION
SUGAR LAND, TEXAS 77477
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5697441
NONE
08557148
Correspondence name and address
DOWELL, A DIVISION OF SCHULUMBERGER
TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 2
Reel/Frame:008415/0288   Pages: 4
Recorded: 03/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, STEPHEN NIGEL
Exec Dt:
03/10/1997
2
MEETEN, GERALD HENRY
Exec Dt:
03/10/1997
3
WAY, PAUL WILLIAM
Exec Dt:
03/10/1997
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 4610
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5652200
NONE
08518662
Correspondence name and address
DOWELL, A DIVISION OF SCHLUMBERGER
TECHNOLOGY CORPORATION/JOHN E. VICK, JR.
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77474
Assignment: 3
Reel/Frame:011977/0864   Pages: 5
Recorded: 07/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAFITIS, DEMOSTHENIS G.
Exec Dt:
06/04/2001
2
DAVIES, STEPHEN NIGEL
Exec Dt:
06/06/2001
3
MAITLAND, GEOFFREY COLIN
Exec Dt:
06/18/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6279655
NONE
09527911
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
STEPHEN SCHLATHER
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:020601/0933   Pages: 10
Recorded: 03/05/2008
Attorney Dkt #:56.0801
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRENIER, WAYNE W.
Exec Dt:
02/15/2008
2
FU, DIANKUI
Exec Dt:
02/18/2008
3
DAVIES, STEPHEN NIGEL
Exec Dt:
02/24/2008
4
ZIAUDDIN, MURTAZA
Exec Dt:
02/17/2008
5
XIAO, ZHIJUN
Exec Dt:
02/18/2008
6
LECERF, BRUNO
Exec Dt:
02/20/2008
7
BULTE, HELENE
Exec Dt:
02/18/2008
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE,
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8312929
US20090192054
12019394
Correspondence name and address
DARLA FONSECA
110 SCHLUMBERGER DRIVE, MD-1
SUGAR LAND, TX 77478
Assignment: 5
Reel/Frame:021043/0611   Pages: 12
Recorded: 06/03/2008
Attorney Dkt #:56.1187
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRENIER, WAYNE W.
Exec Dt:
04/10/2008
2
FU, DIANKUI
Exec Dt:
04/10/2008
3
DAVIES, STEPHEN NIGEL
Exec Dt:
05/21/2008
4
ZIAUDDIN, MURTAZA
Exec Dt:
04/10/2008
5
XIAO, ZHIJUN
Exec Dt:
04/16/2008
6
LECERF, BRUNO
Exec Dt:
04/11/2008
7
BULTE, HELENE
Exec Dt:
04/28/2008
8
FULLER, MICHAEL J.
Exec Dt:
04/10/2008
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE,
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8316941
US20090192057
12053875
Correspondence name and address
MICHAEL FLYNN
555 INDUSTRIAL BLVD., MD-21
SUGAR LAND, TX 77478
Assignment: 6
Reel/Frame:032960/0423   Pages: 17
Recorded: 05/25/2014
Attorney Dkt #:IS12.3246-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, LI
Exec Dt:
11/05/2013
2
HUTCHINS, RICHARD
Exec Dt:
10/31/2013
3
ZIAUDDIN, MURTAZA
Exec Dt:
11/19/2013
4
BROWN, J. ERNEST
Exec Dt:
11/11/2013
5
ALI, SYED A.
Exec Dt:
11/04/2013
6
HURLEY, NEIL F.
Exec Dt:
05/23/2014
7
STILL, JOHN W.
Exec Dt:
11/13/2013
8
JONES, TIMOTHY G. J.
Exec Dt:
11/01/2013
9
DAVIES, STEPHEN NIGEL
Exec Dt:
11/11/2013
10
LECERF, BRUNO
Exec Dt:
11/11/2013
11
USOLTSOV, DMITRIY
Exec Dt:
11/25/2013
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150075797
14028039
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:033045/0189   Pages: 19
Recorded: 05/28/2014
Attorney Dkt #:IS12.3246-US-NP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE CONVEYING PARTY DATA PREVIOUSLY RECORDED ON REEL 032960 FRAME 0423. ASSIGNOR(S) HEREBY CONFIRMS THE DMITRIY USOLTSOV.
Assignors
1
JIANG, LI
Exec Dt:
11/05/2013
2
HUTCHINS, RICHARD
Exec Dt:
10/31/2013
3
ZIAUDDIN, MURTAZA
Exec Dt:
11/19/2013
4
BROWN, J. ERNEST
Exec Dt:
11/11/2013
5
ALI, SYED A.
Exec Dt:
11/04/2013
6
HURLEY, NEIL F.
Exec Dt:
05/23/2014
7
STILL, JOHN W.
Exec Dt:
11/13/2013
8
JONES, TIMOTHY G. J.
Exec Dt:
11/01/2013
9
DAVIES, STEPHEN NIGEL
Exec Dt:
11/11/2013
10
LECERF, BRUNO
Exec Dt:
11/11/2013
11
USOLTSEV, DMITRIY
Exec Dt:
11/25/2013
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150075797
14028039
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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