Patent Assignment Details
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| Reel/Frame: | 003816/0068 | |
| Pages: | 1 |
| | Recorded: | 12/22/1980 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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05/12/1981
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Application #:
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06053438
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Filing Dt:
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06/29/1979
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Title:
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PROCESS FOR SEPARATING PARA-CRESOL FROM A MIXTURE OF METHYLATED AND ETHYLATED PHENOLS
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Assignee
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| KOPPERS BLDG. |
| PITTSBURGH, PENNSYLVANIA 15219 |
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Correspondence name and address
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J. TIMOTHY KEANE
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KOPPERS CO.
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1450 KOPPERS BLDG.
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PITTSBURGH, PA. 15219
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