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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12/28/1999
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Application #:
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09011209
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Filing Dt:
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05/14/1998
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Inventors:
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PHILIPPE GUILLO, MIKE HANKIN
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Title:
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REFRACTORY MATERIAL OF VITREOUS SILICA
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 4604 CAMPBELLS RUN ROAD |
| PITTSBURGH, PENNSYLVANIA 15205 |
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| WEBB ZIESENHEIM BRUENING |
| KENT E. BALDAUF |
| 700 KOPPERS BUILDING |
| 436 SEVENTH AVENUE |
| PITTSBURGH, PA 15219-1818 |
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