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Patent Assignment Abstract of Title
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Total Assignments: 7
Patent #:
Issue Dt:
11/17/1998
Application #:
08646372
Filing Dt:
05/08/1996
PCT #:
US9511879
Inventors:
STUART D. CLOUSTON, PAUL S. GOODWIN
Title:
METHOD AND APPARATUS FOR FREEZING LARGE PIPE
Assignment: 1
Reel/Frame:
007836/0534Recorded: 02/15/1996Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/12/1996
Exec Dt:
01/12/1996
Assignee:
2750 801-6TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 4
Correspondent:
BUTLER & BINION, L.L.P.
SUE Z. SHAPER
1000 LOUISIANA, SUITE 1600
HOUSTON, TEXAS 77002
Assignment: 2
Reel/Frame:
012621/0523Recorded: 02/12/2002Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/06/1999
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TX 77092
Assignment: 3
Reel/Frame:
012621/0538Recorded: 02/12/2002Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/20/1999
Assignee:
5500 NW CENTRAL DR.
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NW CENTRAL DR.
HOUSTON, TX 77092
Assignment: 4
Reel/Frame:
012691/0561Recorded: 03/08/2002Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/20/1999
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NORTHWEST CENTRAL DR.
HOUSTON, TX 77092
Assignment: 5
Reel/Frame:
012621/0394Recorded: 02/12/2002Pages: 5
Conveyance:
CERTIFICATE OF AMALGAMATION
Assignor:
Exec Dt:
10/01/1999
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TX 77092
Assignment: 6
Reel/Frame:
012621/0383Recorded: 02/12/2002Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/23/2000
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NORTHWEST CENTRAL DR.
HOUSTON, TX 77092
Assignment: 7
Reel/Frame:
012621/0390Recorded: 02/12/2002Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/22/2002
Assignee:
5500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
MARGARET A. KIRICK
5500 NORTHWWEST CENTRAL DRIVE
HOUSTON, TX 77092

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