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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
09/20/1994
Application #:
08189203
Filing Dt:
01/31/1994
Inventors:
KARL K. LAFLEUR, DONALD R. WADE
Title:
COUPLING APPARATUS
Assignment: 1
Reel/Frame:
020261/0012Recorded: 12/18/2007Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/18/1991
Exec Dt:
12/18/1991
Assignee:
1810 BANKS DRIVE
WEATHERFORD, TEXAS 76087
Correspondent:
RANDALL C. BROWN
HAYNES AND BOONE, LLP
901 MAIN STREET, SUITE 3100
DALLAS, TX 75202
Assignment: 2
Reel/Frame:
020599/0274Recorded: 03/05/2008Pages: 5
Conveyance:
SECURITY AGREEMENT
Assignors:
Exec Dt:
03/04/2008
Exec Dt:
03/04/2008
Exec Dt:
03/04/2008
Assignee:
888-3RD STREET SW
SUITE 1100 BANKERS HALL WEST
CALGARY, ALBERTA, CANADA T2P 5C5
Correspondent:
PHILLINA LAI
1001 FANNIN STREET
2500 FIRST CITY TOWER
HOUSTON, TX 77002-6760
Assignment: 3
Reel/Frame:
021243/0611Recorded: 07/17/2008Pages: 4
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
07/16/2008
Assignee:
161 BAY STREET
8TH FLOOR, BCE PLACE
TORONTO, ONTARIO, CANADA M5J 2S8
Correspondent:
PHILLINA LAI
1001 FANNIN STREET
2500 FIRST CITY TOWER
HOUSTON, TX 77002-6760
Assignment: 4
Reel/Frame:
028502/0638Recorded: 07/06/2012Pages: 9
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/07/2012
Assignee:
7720 17TH STREET
EDMONTON, ALBERTA, CANADA T6P 1S7
Correspondent:
SHERIDAN ROSS P.C.
1560 BROADWAY
SUITE 1200
DENVER, CO 80202

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