Patent Assignment Details
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| Reel/Frame: | 004686/0331 | |
| Pages: | 1 |
| | Recorded: | 03/30/1987 | | |
| 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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10/04/1988
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Application #:
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07031567
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Filing Dt:
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03/30/1987
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Title:
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PROCESS FOR THE FLOTATION OF PHOSPHATE MINERAL AND AN AGENT TO BE USED IN THE FLOTATION
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Correspondence name and address
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BANNER, BIRCH, MCKIE & BECKETT
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ONE THOMAS CIRCLE, N.W.
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WASHINGTON, DC 20005
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