Patent Assignment Abstract of Title
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Total Assignments:
5
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Patent #:
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Issue Dt:
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04/07/1998
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Application #:
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08410894
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Filing Dt:
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03/27/1995
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Inventor:
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CHARLES M. HELMS
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Title:
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TOP ENTRY APPARATUS AND METHOD FOR A DRILLING ASSEMBLY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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6600 TEXAS COMMERCE TOWER |
HOUSTON, TEXAS 77002 |
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VINSON & ELKINS, L.L.P. |
PETER E. MIMS |
2300 FIRST CITY TOWER |
1001 FANNIN STREET |
HOUSTON, TX 77002-6760 |
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Assignment:
2
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11 MADISON AVENUE |
NEW YORK, NEW YORK 10010 |
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FEDERAL RESEARCH CORPORATION |
PENELOPE AGODOA |
400 SEVENTH STREET, N.W. |
SUITE 101 |
WASHINGTON, DC 20004 |
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Assignment:
3
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RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
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333 CLAY STREET |
SUITE 3460 |
HOUSTON, TEXAS 77002 |
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BRACEWELL & PATTERSON, LLP |
KIMBERLY L. BROWN |
P.O. BOX 61389 |
HOUSTON, TX 77206-1339 |
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Assignment:
4
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1000 LOUISIANA, 3RD FLOOR |
HOUSTON, TEXAS 77002 |
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BRACEWELL & PATTERSON, L.L.P. |
KIMBERLY L. BROWN |
P.O. BOX 61389 |
HOUSTON, TEXAS 77208-1389 |
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Assignment:
5
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MERGER (SEE DOCUMENT FOR DETAILS).
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333 CLAY STREET |
HOUSTON, TEXAS 77002 |
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MORGAN LEWIS & BOCKIUS LLP |
2 PALO ALTO SQUARE |
3000 EL CAMINO REAL |
PALO ALTO, CA 94306 |
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