Patent Assignment Details
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Reel/Frame: | 004734/0820 | |
| Pages: | 1 |
| | Recorded: | 07/02/1987 | | |
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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11/18/1986
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Application #:
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06538058
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Filing Dt:
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09/30/1983
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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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600 EAST LAS COLINAS BOULEVARD, SUITE 1520 |
IRVING, TEXAS 75039 |
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Correspondence name and address
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JAMES H. RILEY II
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PRAVEL, GAMBRELL, HEWITT & KIMBALL
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1177 WEST LOOP SOUTH
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SUITE 1010
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HOUSTON, TX 77027
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