Patent Assignment Details
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| Reel/Frame: | 004897/0648 | |
| Pages: | 2 |
| | Recorded: | 12/28/1987 | | |
| 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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09/20/1988
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Application #:
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06933845
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Filing Dt:
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11/24/1986
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Title:
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FROTH FLOTATION OF BASTNAESITE
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Assignee
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| P.O. BOX 40 |
| COMMERCE COURT WEST |
| TORONTO, ONTARIO, CANADA M5L 1B4 |
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Correspondence name and address
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ROGERS, BERESKIN & PARR
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P. O. BOX 313
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COMMERCE COURT POSTAL STATION
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TORONTO, ONTARIO, CANADA, M5L 1G1
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