Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 009987/0743 | |
| Pages: | 5 |
| | Recorded: | 05/28/1999 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
2
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Patent #:
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Issue Dt:
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07/03/1990
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Application #:
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07315882
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Filing Dt:
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02/24/1989
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Title:
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DIRECTIONAL WELL CONTROL
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Patent #:
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Issue Dt:
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08/27/1991
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Application #:
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07598583
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Filing Dt:
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10/15/1990
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Title:
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HORIZONTAL DRILLING METHOD AND APPARATUS
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Assignee
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A DELAWARE CORPORATION |
1400 BROADFIELD, SUITE 270 |
HOUSTON, TEXAS 77084 |
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Correspondence name and address
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GIBSON, DUNN & CRUTCHER LLP
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PETER F. WEINBERG
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1801 CALIFORNIA STREET
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SUITE 4100
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DENVER, CO 80202
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