Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 004941/0402 | |
| Pages: | 1 |
| | Recorded: | 08/29/1988 | | |
| 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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02/12/1991
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Application #:
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07204677
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Filing Dt:
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06/09/1988
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Title:
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COPOLYMERS CONTAINING SI-N AND SI-SI BONDS, POLYCARBOSILAZANES OBTAINED BY PYROLYSIS OF THE SAID COPOLYMERS, AND USE OF THE SAID POLYCARBOSILAZANES FOR THE PREPARATION OF SILICON CARBONITRIDE
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Assignee
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| RESIDING AT: 24, RUE SALOMON DE ROTHSCHILD |
| 92150 SURESNES, FRANCE |
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Correspondence name and address
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WEINGARTEN, SCHURGIN, GAGNEBIN & HAYES
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TEN POST OFFICE SQUARE
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BOSTON, MA 02109
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