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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/10/2013
Application #:
12868161
Filing Dt:
08/25/2010
Publication #:
Pub Dt:
03/01/2012
Inventor:
Fergus Hopwood
Title:
POWER LIMITING CONTROL FOR MULTIPLE DRILLING RIG TOOLS
Assignment: 1
Reel/Frame:
024903/0547Recorded: 08/30/2010Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/16/2010
Assignee:
9510 NORTH HOUSTON-ROSSLYN ROAD
HOUSTON, TEXAS 77088
Correspondent:
JEFFREY S. BERGMAN
909 FANNIN STREET
SUITE 3500
HOUSTON, TX 77010
Assignment: 2
Reel/Frame:
041221/0230Recorded: 02/10/2017Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/31/2016
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
STEPHANIE LONG
10001 RICHMOND AVENUE
OFFICE 4758
HOUSTON, TX 77042

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