Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 018891/0644 | |
| Pages: | 20 |
| | Recorded: | 02/15/2007 | | |
| Conveyance: | SECURITY AGREEMENT |
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Total properties:
5
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Patent #:
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Issue Dt:
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08/13/1991
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Application #:
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07559140
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Filing Dt:
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07/30/1990
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Title:
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PROCESS FOR PRODUCING ELECTROLYTIC LEAD AND ELEMENTAL SULFUR FROM GALENA
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Patent #:
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Issue Dt:
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12/24/1991
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Application #:
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07599620
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Filing Dt:
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10/18/1990
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Title:
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SEQUENTIAL AND SELECTIVE FLOTATION OF SULFIDE ORES
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Patent #:
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Issue Dt:
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01/07/1992
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Application #:
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07651315
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Filing Dt:
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02/06/1991
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Title:
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SEQUENTIAL AND SELECTIVE FLOTATION OF SULFIDE ORES CONTAINING COPPER AND MOLYBDENUM
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Patent #:
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Issue Dt:
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07/20/1999
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Application #:
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08976189
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Filing Dt:
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11/21/1997
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Title:
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PROCESS FOR THE RECOVERY OF COBALT FROM ORES CONTAINING METAL SULFIDES
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Patent #:
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Issue Dt:
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04/07/2009
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Application #:
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11258376
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Filing Dt:
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10/25/2005
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Publication #:
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Pub Dt:
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07/27/2006
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Title:
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PROCESS FOR MAKING HIGH PURITY SODIUM SULFATE
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Assignee
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| 1133 AVENUE OF THE AMERICAS |
| NEW YORK, NEW YORK 10036 |
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Correspondence name and address
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HELEN M. LINEHAN
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230 PARK AVENUE
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OTTERBOURG, STEINDLER, HOUSTON & ROSEN
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NEW YORK, NY 10169
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