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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08/05/2014
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Application #:
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13193354
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Filing Dt:
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07/28/2011
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Publication #:
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Pub Dt:
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07/26/2012
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Inventors:
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Ronald G. Halderman, Karl D. Quackenbush
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Title:
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DRILLING FLUID RECOVERY WHEN DRILLING UNDER AN OBSTACLE OR WATER BODY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2800 POST OAK BLVD. |
| SUITE 2600 |
| HOUSTON, TEXAS 77056 |
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| MARK A. OATHOUT |
| 3701 KIRBY DRIVE |
| SUITE 960 |
| HOUSTON, TX 77098 |
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Assignment:
2
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NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
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| 901 MAIN STREET |
| MAIL CODE: TX1-492-14-06 |
| DALLAS, TEXAS 75202 |
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| MOORE & VAN ALLEN PLLC |
| 430 DAVIS DRIVE |
| SUITE 500 |
| MORRISVILLE, NC 27560 |
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Assignment:
3
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TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS
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| 2800 POST OAK BLVD. |
| SUITE 2600 |
| HOUSTON, TEXAS 77056-6175 |
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| MOORE & VAN ALLEN PLLC |
| 100 NORTH TRYON STREET |
| SUITE 4700, ATTN: IP DEPARTMENT |
| CHARLOTTE, NC 28202 |
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