Patent Assignment Details
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| Reel/Frame: | 012188/0299 | |
| Pages: | 3 |
| | Recorded: | 09/13/2001 | | |
| Conveyance: | CHANGE OF NAME (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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03/26/1985
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Application #:
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06538648
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Filing Dt:
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10/03/1983
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Title:
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METHOD OF CONNECTING JOINTS OF DRILL PIPE
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Patent #:
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Issue Dt:
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10/22/1985
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Application #:
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06661533
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Filing Dt:
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10/16/1984
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Title:
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TOOL JOINT WITH INTERNAL/EXTERNAL MAKE-UP SHOULDERS
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Assignee
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| SUITE 600 |
| 1450 LAKE ROBBINS DR. |
| THE WOODLANDS, TEXAS 77380 |
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Correspondence name and address
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GRANT PRIDECO, L.P.
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DOUGLAS MAY
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P. O. BOX 8489
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THE WOODLANDS, TEXAS 77387
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