Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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08/15/2006
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Application #:
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10677917
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Filing Dt:
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10/02/2003
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Publication #:
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Pub Dt:
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06/17/2004
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Inventors:
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Kwong-Onn C. Chan, Behrooz Movaffagh, Xiaoping He
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Title:
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DRILL STRING SHUTOFF VALVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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3010 BRIARPARK DRIVE |
THIRD FLOOR |
HOUSTON, TEXAS 77042 |
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BRACEWELL & PATTERSON, L.L.P. |
JAMES E. BRADLEY |
P.O. BOX 61389 |
HOUSTON, TX 77208-1389 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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3010 BRIARPARK |
3RD FLOOR |
HOUSTON, TEXAS 77042 |
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BRACEWELL & PATTERSON, L.L.P. |
JAMES E. BRADLEY |
P.O. BOX 61389 |
HOUSTON, TX 77208-1389 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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8 LAKE PLACID BAY SE |
CALGARY, CANADA T2J 5A6 |
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IRENE T. BRIDGER, BENNETT JONES LLP |
4500 BANKERS HALL EAST |
855-2ND STREET SW |
CALGARY, T2P 4K7 CANADA |
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