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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
7841398
Issue Dt:
11/30/2010
Application #:
12020328
Filing Dt:
01/25/2008
Publication #:
20090133875
Pub Dt:
05/28/2009
Inventors:
Raymond J. Tibbles, Tomaso U. Ceccarelli, Bryan Stamm, Mehmet Parlar
Title:
GRAVEL PACKING APPARATUS UTILIZING DIVERTER VALVES
Assignment: 1
Reel/Frame:
020819/0430Recorded: 04/17/2008Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
TIBBLES, RAYMOND J.
Exec Dt:
02/12/2008
CECCARELLI, TOMASO U.
Exec Dt:
02/11/2008
STAMM, BRYAN
Exec Dt:
04/17/2008
PARLAR, MEHMET
Exec Dt:
01/28/2008
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
AUTREY BROWN
14910 AIRLINE ROAD
ROSHARON, TX 77583
Assignment: 2
Reel/Frame:
020852/0960Recorded: 04/21/2008Pages: 10
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ADD PROVISIONAL APPLICATION NO. 60/990,038 PREVIOUSLY RECORDED ON REEL 020819 FRAME 0430. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT DO SELL, ASSIGN, TRANSFER, AND CONVEY.
Assignors:
TIBBLES, RAYMOND J.
Exec Dt:
02/12/2008
CECCARELLI, TOMASO U.
Exec Dt:
02/11/2008
STAMM, BRYAN
Exec Dt:
04/17/2008
PARLAR, MEHMET
Exec Dt:
01/28/2008
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
AUTREY BROWN
14910 AIRLINE ROAD
ROSHARON, TX 77583

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