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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 : FORDHAM, EDMUND J.
Total Assignments: 13
Assignment: 1
Reel/Frame:008539/0447   Pages: 4
Recorded: 02/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/30/1997
2
Exec Dt:
02/04/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08793166
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 2
Reel/Frame:008716/0837   Pages: 3
Recorded: 09/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/16/1997
2
Exec Dt:
09/16/1997
3
Exec Dt:
09/16/1997
4
Exec Dt:
09/16/1997
5
Exec Dt:
09/16/1997
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08932141
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G.W. SMITH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 3
Reel/Frame:009421/0131   Pages: 4
Recorded: 08/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/12/1998
2
Exec Dt:
05/12/1998
3
Exec Dt:
05/12/1998
4
Exec Dt:
05/12/1998
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09074081
Correspondence name and address
INTELLECTUAL PROPERTY LAW DEPARTMENT
KEITH G.W. SMITH
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 4
Reel/Frame:009911/0993   Pages: 3
Recorded: 04/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/24/1999
2
Exec Dt:
02/24/1999
3
Exec Dt:
02/24/1999
4
Exec Dt:
02/24/1999
5
Exec Dt:
02/24/1999
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09243563
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
DAVID GARROD
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 5
Reel/Frame:024593/0078   Pages: 7
Recorded: 06/25/2010
Attorney Dkt #:57.0925US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/17/2010
2
Exec Dt:
06/01/2010
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12731005
Correspondence name and address
WAYNE I. KANAK
9450-17 AVENUE
EDMONTON, T6N 1M9 CANADA
Assignment: 6
Reel/Frame:030792/0775   Pages: 8
Recorded: 07/12/2013
Attorney Dkt #:IS11.0948-US-NP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SPELLING OF THE INVENTOR'S FIRST NAME PREVIOUSLY RECORDED ON REEL 030776 FRAME 0631. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignor
1
Exec Dt:
06/19/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13920897
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:031046/0741   Pages: 7
Recorded: 08/20/2013
Attorney Dkt #:IS11.0690-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/19/2013
2
Exec Dt:
07/30/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13971515
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 8
Reel/Frame:031292/0442   Pages: 5
Recorded: 09/26/2013
Attorney Dkt #:IS12.3120-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/23/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14038372
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 9
Reel/Frame:031322/0606   Pages: 7
Recorded: 10/01/2013
Attorney Dkt #:IS10.0644-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/23/2013
2
Exec Dt:
09/27/2013
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14038353
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
10001 RICHMOND AVENUE
IP ADMINISTRATION CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 10
Reel/Frame:033012/0149   Pages: 6
Recorded: 06/02/2014
Attorney Dkt #:57.0951 USPCT ASSIGNMENT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/29/2014
2
Exec Dt:
05/29/2014
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14362401
Correspondence name and address
SCHLUMBERGER - COE
WESTERNGECO 10001 RICHMOND AVE.
ROOM 3028
HOUSTON, TX 77042
Assignment: 11
Reel/Frame:043243/0040   Pages: 15
Recorded: 08/09/2017
Attorney Dkt #:IS15.0104-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/12/2016
2
Exec Dt:
10/03/2016
3
Exec Dt:
11/14/2016
4
Exec Dt:
11/23/2016
5
Exec Dt:
06/09/2016
6
Exec Dt:
06/09/2016
7
Exec Dt:
06/09/2016
8
Exec Dt:
11/09/2016
9
Exec Dt:
06/10/2016
10
Exec Dt:
06/13/2016
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15548762
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 12
Reel/Frame:043478/0097   Pages: 10
Recorded: 09/04/2017
Attorney Dkt #:IS15.0106-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/12/2016
2
Exec Dt:
10/03/2016
3
Exec Dt:
10/02/2016
4
Exec Dt:
11/02/2016
5
Exec Dt:
11/08/2016
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15548764
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 13
Reel/Frame:045014/0006   Pages: 9
Recorded: 02/23/2018
Attorney Dkt #:IS15.1185-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/08/2018
2
Exec Dt:
02/21/2018
3
Exec Dt:
02/20/2018
4
Exec Dt:
02/07/2018
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15695727
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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