Patent Assignment Details
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Reel/Frame: | 005575/0525 | |
| Pages: | 2 |
| | Recorded: | 12/26/1990 | | |
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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10/29/1991
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Application #:
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07633929
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Filing Dt:
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12/26/1990
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Title:
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9,9-BIS-(3,4-DICARBOXYPHENYL)FLUORENE DIANHYDRIDES
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Assignee
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ALLENTOWN, PENNSYLVANIA 18195 |
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Correspondence name and address
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PATENT ASSISTANT
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AIR PRODUCTS AND CHEMICALS, INC.
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7201 HAMILTON BLVD.
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ALLENTOWN, PA 18195-1501
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