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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
04/08/2014
Application #:
13090111
Filing Dt:
04/19/2011
Publication #:
Pub Dt:
10/25/2012
Inventors:
Windal Scott Bray, Andreas Brandl
Title:
USE OF METHYLHYDROXYETHYL CELLULOSE AS CEMENT ADDITIVE
Assignment: 1
Reel/Frame:
026486/0289Recorded: 06/22/2011Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/09/2011
Exec Dt:
06/09/2011
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Correspondent:
JOHN WILSON JONES
2777 ALLEN PARKWAY
SUITE 1000
HOUSTON, TX 77019
Assignment: 2
Reel/Frame:
040804/0552Recorded: 12/29/2016Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/23/2016
Exec Dt:
12/23/2016
Assignee:
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Correspondent:
ROB SONESON
300 N LASALLE
KIRKLAND & ELLIS LLP
CHICAGO, IL 60654
Assignment: 3
Reel/Frame:
041391/0934Recorded: 01/18/2017Pages: 14
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ADDRESS OF ASSIGNEE BJ SERVICES, LLC PREVIOUSLY RECORDED ON REEL 040804 FRAME 0552. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT ASSIGNMENT AGREEMENT..
Assignors:
Exec Dt:
12/23/2016
Exec Dt:
12/23/2016
Assignee:
11211 FM 2920
TOMBALL, TEXAS 77377
Correspondent:
ROB SONESON
300 N LASALLE
KIRKLAND & ELLIS LLP
CHICAGO, IL 60654
Assignment: 4
Reel/Frame:
044127/0001Recorded: 10/04/2017Pages: 16
Conveyance:
ENTITY CONVERSION
Assignor:
Exec Dt:
07/03/2017
Assignee:
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Correspondent:
JOHN WILSON JONES, JONES DEFLACHE LLP
1333 HEIGHTS BLVD.
SUITE 300
HOUSTON, TX 77008
Assignment: 5
Reel/Frame:
045349/0522Recorded: 02/16/2018Pages: 16
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/03/2017
Assignee:
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Correspondent:
JOHN WILSON, JONES JONES DEFLACHE LLP
1333 HEIGHTS BLVD.
SUITE 300
HOUSTON, TX 77008
Assignment: 6
Reel/Frame:
059142/0921Recorded: 02/16/2022Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/13/2020
Assignee:
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Correspondent:
GWENDOLYN GRAY
17021 ALDINE WESTFIELD
HOUSTON, TX 77073

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