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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06/25/1991
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Application #:
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07493475
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Filing Dt:
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03/14/1990
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Inventors:
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ROY H. HAMMERSTEDT, ALEC D. KEITH, RUPERT P. AMANN
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Title:
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NONINGESTIBLE SEPARATION BARRIER WITH PLUGGED PORES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 999 3RD AVENUE, SUITE 3800 |
| SEATTLE, WASHINGTON 98104 |
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| BARBARA E. JOHNSON |
| THE WEBB LAW FIRM |
| 700 KOPPERS BUILDING |
| 436 SEVENTH AVENUE |
| PITTSBURGH, PA 15219-1845 |
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