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Patent Assignment Assignor Details
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Assignor Name : THOMAS, RONNIE L.
Total Assignments: 6
Assignment: 1
Reel/Frame:005709/0864   Pages: 3
Recorded: 05/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/02/1990
2
Exec Dt:
03/02/1990
Assignee
1
TULSA, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07474913
Correspondence name and address
STEPHEN A. LITTLEFIELD
PATENT DEPARTMENT
P.O. BOX 2710
TULSA, OK 74101
Assignment: 2
Reel/Frame:009792/0810   Pages: 15
Recorded: 02/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/1999
2
Exec Dt:
02/16/1999
3
Exec Dt:
02/16/1999
4
Exec Dt:
02/16/1999
5
Exec Dt:
02/16/1999
6
Exec Dt:
02/16/1999
7
Exec Dt:
02/16/1999
8
Exec Dt:
02/16/1999
9
Exec Dt:
02/16/1999
10
Exec Dt:
02/22/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09256980
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VIEL, JR.
DOWELL DIVISION, PATENT COUNSEL
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 3
Reel/Frame:012540/0971   Pages: 15
Recorded: 01/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/1999
2
Exec Dt:
02/16/1999
3
Exec Dt:
02/16/1999
4
Exec Dt:
02/16/1999
5
Exec Dt:
02/16/1999
6
Exec Dt:
02/16/1999
7
Exec Dt:
02/16/1999
8
Exec Dt:
02/16/1999
9
Exec Dt:
02/16/1999
10
Exec Dt:
02/22/1999
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10051842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
IP DEPT., WELL STIMULATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TX 77478
Assignment: 4
Reel/Frame:012337/0261   Pages: 6
Recorded: 01/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/2001
2
Exec Dt:
10/10/2001
3
Exec Dt:
11/13/2001
4
Exec Dt:
11/16/2001
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09961605
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
IP DEPT., WELL STIMULATION
110 SCHLUMBERGER DRIVE, MD1
SUGAR LAND, TEXAS 77478
Assignment: 5
Reel/Frame:015300/0700   Pages: 2
Recorded: 04/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/05/2004
2
Exec Dt:
01/05/2004
Assignee
1
R-3296, ADMINSTRATION BUILDING
DHAHRAN 31311, SAUDI ARABIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10533531
Correspondence name and address
ABELMAN, FRAYNE & SCHWAB
THOMAS E. SPATH
150 EAST 42ND STREET
NEW YORK, NY 10017
Assignment: 6
Reel/Frame:015367/0950   Pages: 2
Recorded: 04/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/05/2004
Assignee
1
R-3296, ADMINISTRATION BUILDING
DHAHRAN 31311, SAUDI ARABIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10533821
Correspondence name and address
ABELMAN, FRAYNE & SCHWAB
THOMAS E. SPATH
ATTORNEYS AT LAW
150 EAST 42ND STREET
NEW YORK, NY 10017

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