Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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11/10/1998
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Application #:
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08768027
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Filing Dt:
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12/13/1996
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Inventors:
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HAOSHI SONG, JACK F. LANDS JR.
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Title:
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SEALING WELL CASINGS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| P.O. BOX 2175 |
| HOUSTON, TEXAS 77252 |
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| SCHLUMBERGER WELL SERVICES |
| JOHN J. RYBERG |
| P.O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| ATTN: PATENT COUNSEL |
| P.O. BOX 2175 |
| HOUSTON, TEXAS 77252 |
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| SCHLUMBERGER WELL SERVICES |
| GORDON G. WAGGETT |
| 110 SCHLUMBERGER |
| HOUSTON, TX 77478 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| P.O. BOX 1590 |
| 14910 AIRLINE ROAD, |
| ROSHARON, TEXAS 77583 |
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| SCHLUMBERGER TECHNOLOGY CORP. |
| DAN C. HU |
| PATENT COUNSEL |
| P.O. BOX 1590 |
| ROSHARON, TX 77583-1590 |
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