Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 015829/0933 | |
| Pages: | 5 |
| | Recorded: | 03/30/2005 | | |
| Conveyance: | CORRECTIVE ASSIGNMENT TO CORRECT THE CORRESPONDENCE ADDRESS PREVIOUSLY RECORDED ON REEL 015517 FRAME 0202. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECTING OF THE CORRESPONDENCE ADDRESS OF ASSIGNORS INTEREST.. |
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Total properties:
3
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Patent #:
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Issue Dt:
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08/18/1998
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Application #:
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08621411
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Filing Dt:
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03/25/1996
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Title:
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METHOD OF ASSAYING DOWNHOLE OCCURRENCES AND CONDITIONS
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Patent #:
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Issue Dt:
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06/16/1998
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Application #:
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08621412
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Filing Dt:
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03/25/1996
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Title:
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METHOD OF ASSAYING COMPRESSIVE STRENGTH OF ROCK
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Patent #:
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Issue Dt:
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01/06/1998
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Application #:
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08621414
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Filing Dt:
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03/25/1996
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Title:
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METHOD OF REGULATING DRILLING CONDITIONS APPLIED TO A WELL BIT
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Assignee
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| 2001 ROSS AVENUE |
| DALLAS, TEXAS 75201 |
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Correspondence name and address
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BAKER BOTTS L.L.P.
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THOMAS R. FELGER (074263)
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98 SAN JACINTO BLVD., SUITE 1500
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AUSTIN, TX 78701-4039
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