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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/26/2013
Application #:
13065922
Filing Dt:
04/01/2011
Publication #:
Pub Dt:
10/13/2011
Inventor:
Henk H. Jelsma
Title:
METHOD AND APPARATUS FOR SINGLE RUN CUTTING OF WELL CASING AND FORMING SUBSURFACE LATERAL PASSAGES FROM A WELL
Assignment: 1
Reel/Frame:
027201/0281Recorded: 11/09/2011Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/03/2011
Assignee:
4921 SPRING CYPRESS ROAD
SPRING, TEXAS 77379
Correspondent:
JEFFREY S. BERGMAN
909 FANNIN ST.
SUITE 3500
HOUSTON, TX 77010
Assignment: 2
Reel/Frame:
027281/0364Recorded: 11/23/2011Pages: 7
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
11/22/2011
Assignee:
1300 POST OAK BOULEVARD
SUITE 800
HOUSTON, TEXAS 77056
Correspondent:
THOMAS FAHEY
1100 G STREET NW SUITE 420
NATIONAL CORPORATE RESEARCH
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:
039948/0451Recorded: 10/05/2016Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/06/2016
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
BAKER & HOSTETLER LLP
WASHINGTON SQUARE, SUITE 1100
1050 CONNECTICUT AVE. N.W.
WASHINGTON, DC 20036

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