Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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12/05/1989
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Application #:
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07131026
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Filing Dt:
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12/09/1987
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Inventors:
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ANTHONY S. W. DE FREITAS, ARCHIBALD W. MC CULLOCH, ALISTER G. MC INNES
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Title:
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RECOVERY AND PURIFICATION OF SILICA
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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PASQUALE A. RAZZANO, ESQ. |
CURTIS, MORRIS & SAFFORD, P.C. |
530 FIFTH AVENUE |
NEW YORK, NEW YORK 10036 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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OTTAWA, ONTARIO, CANADA K1A OR6 |
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DIRECTOR |
INTELLECTUAL PEOPERTY SERVICES OFFICE |
NATIONAL RESEARCH COUNCIL OF CANADA |
BLDG. M-58, MONTREAL ROAD |
OTTAWA, ONTARIO, K1A OR6 |
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