Patent Assignment Details
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Reel/Frame: | 005588/0953 | |
| Pages: | 2 |
| | Recorded: | 01/25/1991 | | |
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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10/08/1991
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Application #:
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07622710
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Filing Dt:
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12/06/1990
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Title:
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PHOTOCHROMATIC AND THERMOCHROMATIC SPIRO-OXAZEPIN-OXAZINE COMPOUNDS AND THE PROCESS FOR THEIR PREPARATION
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Correspondence name and address
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HEDMAN, GIBSON, COSTIGAN & HOARE
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1185 AVENUE OF THE AMERICAS
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NEW YORK, NY 10036-2601
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