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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
05/08/2001
Application #:
09286179
Filing Dt:
04/05/1999
Inventors:
JEFFREY C. DAWSON, HOANG V. LE, SUBRAMANIAN KESAVAN
Title:
COMPOSITIONS AND METHODS FOR SELECTIVE MODIFICATION OF SUBTERRANEAN FORMATION PERMEABILITY
Assignment: 1
Reel/Frame:
010053/0992Recorded: 06/28/1999Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/02/1999
Exec Dt:
06/02/1999
Exec Dt:
06/21/1999
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
ARNOLD WHITE & DURKEE
WILLIAM W. ENDERS
P.O. BOX 4433
HOUSTON, TX 77210
Assignment: 2
Reel/Frame:
027408/0383Recorded: 12/19/2011Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/28/2010
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Correspondent:
JOHN WILSON JONES
2777 ALLEN PARKWAY, SUITE 1000
HOUSTON, TX 77019
Assignment: 3
Reel/Frame:
027408/0579Recorded: 12/19/2011Pages: 10
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/29/2010
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Correspondent:
JOHN WILSON JONES
2777 ALLEN PARKWAY, SUITE 1000
HOUSTON, TX 77019
Assignment: 4
Reel/Frame:
027408/0609Recorded: 12/19/2011Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/27/2011
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Correspondent:
JOHN WILSON JONES
2777 ALLEN PARKWAY, SUITE 1000
HOUSTON, TX 77019
Assignment: 5
Reel/Frame:
027408/0652Recorded: 12/19/2011Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/21/2011
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Correspondent:
JOHN WILSON JONES
2777 ALLEN PARKWAY, SUITE 1000
HOUSTON, TX 77019

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