Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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10/23/1990
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Application #:
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07312485
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Filing Dt:
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02/21/1989
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Inventors:
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ALAIN LEVEQUE, RICHARD FITOUSSI, JEAN-LOUIS SABOT
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Title:
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LIQUID/LIQUID EXTRACTION OF RARE EARTH/COBALT VALUES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 25, QUAI PAUL DOUMER 02408 |
| COURBEVOIE, FRANCE |
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| BURNS, DOANE, SWECKER & MATHIS |
| GEORGE MASON BLDG. |
| WASHINGTON & PRINCE STREETS |
| P.O. BOX 1404 |
| ALEXANDRIA, VA 22313-1404 |
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