Patent Assignment Details
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Reel/Frame: | 004737/0875 | |
| Pages: | 1 |
| | Recorded: | 07/22/1987 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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03/06/1990
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Application #:
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07056052
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Filing Dt:
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06/01/1987
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Title:
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POLYIMIDE MOLECULAR WEIGHT ENHANCEMENT BY SOLVENT EXTRACTION
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Correspondence name and address
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PAUL R. STEYERMARK
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PATENT DIVISION, LEGAL DEPT.
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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