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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12/20/1988
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Application #:
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07050266
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Filing Dt:
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05/14/1987
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Inventors:
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PATRICIA L. KWIATKOWSKI, DAVID A. HUNT
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Title:
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PHOTOCHROMIC COMPOUND AND ARTICLES CONTAINING THE SAME
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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IRWIN M. STEIN |
PATENT DEPT. |
PPG INDUSTRIES, INC. |
ONE PPG PLACE |
PITTSBURGH, PA 15272 |
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