Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 025699/0648 | |
| Pages: | 7 |
| | Recorded: | 01/14/2011 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
3
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Patent #:
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Issue Dt:
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12/29/1998
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Application #:
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08958323
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Filing Dt:
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10/27/1997
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Title:
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ELECTRODE FOR SILICON ALLOYS AND SILICON METAL
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Patent #:
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NONE
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Issue Dt:
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Application #:
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11901146
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Filing Dt:
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09/13/2007
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Publication #:
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Pub Dt:
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10/16/2008
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Title:
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Process and apparatus for purifying low-grade silicon material
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Patent #:
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Issue Dt:
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06/01/2010
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Application #:
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12047913
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Filing Dt:
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03/13/2008
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Publication #:
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Pub Dt:
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03/19/2009
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Title:
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PROCESS FOR THE PRODUCTION OF MEDIUM AND HIGH PURITY SILICON FROM METALLURGICAL GRADE SILICON
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Assignee
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| 135 SOUTH LASALLE STREET, 4TH FLOOR |
| CHICAGO, ILLINOIS 60603 |
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Correspondence name and address
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XAVIER BEAUCHAMP-TREMBLAY
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OGILVY RENAULT
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SUITE 2500, 1 PLACE VILLE MARIE
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MONTREAL CANADA H3B 1R1
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