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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
01/04/2011
Application #:
12333051
Filing Dt:
12/11/2008
Publication #:
Pub Dt:
06/17/2010
Inventor:
Shane P. D'Arcy
Title:
PUMP DOWN CEMENT RETAINING DEVICE
Assignment: 1
Reel/Frame:
021987/0226Recorded: 12/15/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/09/2008
Assignee:
6204 - 6A STREET SE
CALGARY, ALBERTA, CALIFORNIA T2H 2B7
Correspondent:
JAMES E. BRADLEY
P.O. BOX 61389
HOUSTON, TX 77208-1389
Assignment: 2
Reel/Frame:
029659/0540Recorded: 01/18/2013Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/04/2012
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
JEFFREY S. BERGMAN
909 FANNIN
SUITE 3500
HOUSTON, TX 77010

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