Patent Assignment Details
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| Reel/Frame: | 006600/0130 | |
| Pages: | 2 |
| | Recorded: | 06/18/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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03/28/1995
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Application #:
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08080428
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Filing Dt:
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06/18/1993
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Title:
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SPONTANEOUS POTENTIAL MEASUREMENT APPARATUS CONNECTED BETWEEN METALLIC HOUSINGS OF A WELLBORE APPARATUS FOR MEASURING THE SPONTANEOUS POTENTIAL OF AN EARTH FORMATION
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Assignee
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| P.O. BOX 2175 5000 GULF FREEWAY |
| HOUSTON, TEXAS 77023 |
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Correspondence name and address
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JOHN H. BOUCHARD
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SCHLUMBERGER TECHNOLOGY CORPORATION
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5000 GULF FREEWAY
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HOUSTON, TX 77252-2175
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