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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12/23/1997
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Application #:
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08252699
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Filing Dt:
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06/02/1994
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Inventors:
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DAVID T. DOUGHTY, RICHARD A. HAYDEN, JOHN W. COBES III, THOMAS M. MATVIYA
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Title:
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PURIFICATION OF AIR IN ENCLOSED SPACES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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| CINDRICH, & TITUS |
| THOMAS C. WETTACH |
| FOUR GATEWAY CENTER |
| 20TH FLOOR |
| PITTSBURGH, PA 15222 |
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