Patent Assignment Details
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| Reel/Frame: | 004587/0112 | |
| Pages: | 1 |
| | Recorded: | 07/07/1986 | | |
| 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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04/21/1987
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Application #:
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06707776
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Filing Dt:
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04/22/1985
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Title:
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USE OF UNCALCINED/PARTIALLY CALCINED INGREDIENTS IN THE MANUFACTURE OF SINTERED PELLETS USEFUL FOR GAS AND OIL WELL PROPPANTS
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Assignee
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| 130 EAST CARPENTER FREEWAY SUITE 250 |
| IRVING, TEXAS 75038 |
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Correspondence name and address
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DAVID M. RONYAK
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THE STANDARD OIL COMPANY
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200 PUBLIC SQUARE
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36-F-3454 HQ
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CLEVELAND, OH. 44115
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