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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12/10/1991
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Application #:
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07559804
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Filing Dt:
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07/30/1990
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Inventors:
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JOSEPH PUGACH, JEFFREY S. SALEK
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Title:
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PREPARATION OF METHYL ISOPROPENYL KETONE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| ARISTECH CHEMICAL CORPORATION |
| 600 GRANT STREET |
| PITTSBURGH, PA 15230-0250 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1801 MARKET STREET |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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| BUCHANAN INGERSOLL P.C. |
| ROBERT A. KOONS, JR. |
| 1835 MARKET STREET |
| 14TH FLOOR |
| PHILADELPHIA, PA 19103-2985 |
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