Patent Assignment Abstract of Title
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For pending or abandoned applications please consult USPTO staff.
Total Assignments:
3
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Patent #:
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Issue Dt:
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09/01/1992
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Application #:
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07144248
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Filing Dt:
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01/14/1988
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Inventors:
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ROBERT J. GRAHAM, JOHN J. HELSTROM, LAWRENCE B. PECK, RICHARD A. STONE et al
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Title:
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METHODS OF TAR SAND BITUMEN RECOVERY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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NICK C. KOTTIS |
AMOCO CORP. |
PATENTS & LIC., DEPT., MAIL CODE 1907A |
200 EAST RANDOLPH DR., P. O. BOX 87703 |
CHICAGO, IL 60680-0703 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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NICK C. KOTTIS |
AMOCO CORP. |
PATENTS & LIC., DEPT., MAIL CODE 1907A |
200 EAST RANDOLPH DR., P. O. BOX 87703 |
CHICAGO, IL 60680-0703 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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NICK C. KOTTIS |
AMOCO CORP. |
PATENTS & LIC., DEPT., MAIL CODE 1907A |
200 EAST RANDOLPH DR., P. O. BOX 87703 |
CHICAGO, IL 60680-0703 |
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