Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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08/19/1997
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Application #:
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08439054
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Filing Dt:
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05/11/1995
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Inventors:
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ERIK B. NELSON, VERNON G. CONSTIEN, KAY E. CAWIEZEL
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Title:
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DELAYED BORATE CROSSLINKED FRACTURING FLUID HAVING INCREASED TEMPERATURE RANGE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 105 INDUSTRIAL BOULEVARD |
| PATENT DEPARTMENT |
| SUGAR LAND, TEXAS 77478 |
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| STEPHEN A. LITTEFIELD |
| PATENT COUNSEL |
| 105 INDUSTRIAL BOULEVARD |
| SUGAR LAND, TX 77478 |
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Assignment:
2
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MERGER (SEE DOCUMENT FOR DETAILS).
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| 110 SCHLUMBERGER DRIVE |
| SUGAR LAND, TEXAS 77478 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| JOHN E. VIDT JR. |
| 110 SCHLUMBERGER DRIVE |
| SUGAR LAND, TX 77478 |
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