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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05/03/1988
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Application #:
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07004385
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Filing Dt:
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01/16/1987
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Inventors:
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WILHELM E. WALLES, TREVOR D. WILLIAMSON, DONALD L. TOMKINSON
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Title:
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METHOD FOR TREATING SUBTERRANEAN FORMATIONS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 2030 DOW CENTER, ABBOTT ROAD |
| MIDLAND, MICHIGAN 48640 |
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| RICHARD G. WATERMAN |
| P.O. BOX 1967 |
| MIDLAND, MI 48641-1967 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 400 WEST BELT SOUTH, |
| HOUSTON,, TEXAS 77001 |
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| STEPHEN A. LITTLEFIELD |
| PATENT COUNSEL |
| P.O. BOX 2710 |
| TULSA, OK 74101 |
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