Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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02/14/2012
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Application #:
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12423481
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Filing Dt:
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04/14/2009
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Publication #:
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Pub Dt:
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10/14/2010
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Inventor:
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Erik P. Eriksen
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Title:
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JETTED UNDERREAMER ASSEMBLY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 6204 - 6A STREET SE |
| CALGARY, ALBERTA, CANADA T2H 2B7 |
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| BRACEWELL & GIULIANI LLP |
| 711 LOUISIANA STREET |
| SUITE 2300 |
| HOUSTON, TX 77002-2770 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 300 SCHLUMBERGER DRIVE |
| SUGAR LAND, TEXAS 77478 |
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| JEFFREY S. BERGMAN |
| 909 FANNIN |
| SUITE 3500 |
| HOUSTON, TX 77010 |
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