Patent Assignment Details
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| Reel/Frame: | 004914/0854 | |
| Pages: | 2 |
| | Recorded: | 07/20/1988 | | |
| Conveyance: | NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE: 09-01-87 |
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Total properties:
1
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Patent #:
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Issue Dt:
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07/23/1991
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Application #:
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07182311
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Filing Dt:
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04/15/1988
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Title:
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COMBINED KEYBOARD AND ELECTRONIC LEARNING AID
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Correspondence name and address
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DICK & HARRIS
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200 WEST MADISON ST., STE. 3200
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CHICAGO, IL 60606
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