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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
09/05/1995
Application #:
08245572
Filing Dt:
05/18/1994
Inventors:
GARTH DEDORA, JAMES F. WILKIN, MICHAEL WAWRZYNOWSKI
Title:
METHOD AND APPARATUS FOR DOWNHOLE SAND CLEAN-OUT OPERATIONS IN THE PETROLEUM INDUSTRY
Assignment: 1
Reel/Frame:
007121/0446Recorded: 05/18/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/22/1994
Assignee:
1777 VICTORIA AVENUE
P.O. BOX 1550
REGINA, SASKATCHEWAN, CANADA S4P 3C4
Correspondent:
W. CHARLES KENT
BURKE-ROBERTSON
70 GLOUCESTER STREET
OTTAWA, ONTARIO, CANADA K2P 0A2
Assignment: 2
Reel/Frame:
007121/0448Recorded: 05/18/1994Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/28/1994
Assignee:
610 WORLD COMMERCE CENTER
CANTON ROAD, KOWLOON, HONG KONG
Correspondent:
W. CHARLES KENT
BURKE-ROBERTSON
70 GLOUCESTER STREET
OTTAWA ONTARIO, CANADA K2POA2
Assignment: 3
Reel/Frame:
007525/0242Recorded: 05/18/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/28/1994
Assignee:
610 WORLD COMMERCE CENTER, CANTON ROAD
KOWLOON, HONG KONG
Correspondent:
W. CHARLES KENT
BURKE-ROBERTSON
70 GLOUCESTER STREET
OTTAWA, ONTARIO, CANADA K2P0A2
Assignment: 4
Reel/Frame:
007121/0451Recorded: 05/18/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/02/1994
Exec Dt:
05/02/1994
Assignee:
610 WORLD COMMERCE CENTER
CANTON ROAD, KOWLOON, HONG KONG
Correspondent:
W. CHARLES KENT
BURKE-ROBERTSON
70 GLOUCESTER STREET
OTTAWA, ONTARIO K2P 0A2 CANADA
Assignment: 5
Reel/Frame:
011400/0625Recorded: 12/16/2000Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/03/2000
Assignee:
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Correspondent:
THOMASON, MOSER & PATTERSON, LLP
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD
SUITE 1500
HOUSTON, TX 77056

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