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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11/13/2018
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Application #:
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14973128
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Filing Dt:
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12/17/2015
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Publication #:
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Pub Dt:
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06/22/2017
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Inventors:
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John E. Nelson, Bruce J. Witwer
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Title:
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METHOD AND APPARATUS FOR BIT RUN AND RETRIEVED CASING HANGER LOCKING DEVICE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 6401 N. ELDRIDGE PARKWAY |
| HOUSTON, TEXAS 77041 |
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| BAKER BOTTS L.L.P. |
| 910 LOUISIANA STREET, ONE SHELL PLAZA |
| HOUSTON, TX 77002 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 6401 N. ELDRIDGE PARKWAY |
| HOUSTON, TEXAS 77041 |
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| THAO TON |
| BAKER BOTTS L.L.P. |
| 910 LOUISIANA STREET |
| HOUSTON, TX 77002 |
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