Patent Assignment Details
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| Reel/Frame: | 005167/0486 | |
| Pages: | 3 |
| | Recorded: | 10/20/1989 | | |
| 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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03/26/1991
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Application #:
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07401347
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Filing Dt:
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08/31/1989
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Title:
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GRAVIMETRIC DETERMINATION OF THE IODINE NUMBER OF CARBON BLACK
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Assignee
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| 950 WINTER STREET |
| A CORP. OF DE. |
| WALTHAM, MASSACHUSETTS 02254-9073 |
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Correspondence name and address
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ROBERT T. TOBIN
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KENYON & KENYON
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ONE BROADWAY
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NEW YORK, NY 10004
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