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Patent Assignment Assignor Details
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Assignor Name : PLONA, THOMAS J.
Total Assignments: 7
Assignment: 1
Reel/Frame:004404/0407   Pages: 2
Recorded: 05/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/29/1985
2
Exec Dt:
03/29/1985
Assignee
1
277 PARK AVE.
NEW YORK, NEW YORK 10112
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06717403
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
ATTN: PATENT COUNSEL
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 2
Reel/Frame:005771/0235   Pages: 3
Recorded: 07/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/28/1991
Assignee
1
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07722321
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 3
Reel/Frame:007136/0531   Pages: 4
Recorded: 09/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/01/1994
2
Exec Dt:
09/01/1994
3
Exec Dt:
09/09/1994
4
Exec Dt:
09/02/1994
5
Exec Dt:
09/07/1994
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08298919
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
ATTN: LEONARD W. POJUNAS
Assignment: 4
Reel/Frame:010625/0239   Pages: 3
Recorded: 02/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2000
2
Exec Dt:
02/23/2000
3
Exec Dt:
02/16/2000
4
Exec Dt:
02/16/2000
5
Exec Dt:
02/16/2000
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09513602
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 5
Reel/Frame:014031/0077   Pages: 6
Recorded: 10/06/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/06/2003
2
Exec Dt:
09/06/2003
3
Exec Dt:
09/06/2003
4
Exec Dt:
09/25/2003
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10605526
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
200 GILLINGHAM LANE
MD 200-9
SUGAR LAND, TX 77478
Assignment: 6
Reel/Frame:014688/0595   Pages: 6
Recorded: 06/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/17/2004
2
Exec Dt:
03/18/2004
3
Exec Dt:
03/01/2004
4
Exec Dt:
03/18/2004
Assignee
1
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10789210
Correspondence name and address
SCHLUMBERGER K.K.
WILLIAM L. WANG
INTELLECTUAL PROPERTY LAW
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006, JAPAN
Assignment: 7
Reel/Frame:020594/0617   Pages: 4
Recorded: 03/03/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/20/2008
2
Exec Dt:
01/29/2008
Assignee
1
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12011158
Correspondence name and address
SCHLUMBERGER K.K.
INTELLECTUAL PROPERTY
2-2-1 FUCHINOBE, SAGMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN

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