Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 005195/0372 | |
| Pages: | 3 |
| | Recorded: | 11/27/1989 | | |
| 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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02/13/1990
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Application #:
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07176683
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Filing Dt:
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04/01/1988
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Title:
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WAVELENGTH SELECTIVE OPTICAL DEVICES USING OPTICAL DIRECTIONAL COUPLER
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Correspondence name and address
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Y. TOYOOKA
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CANADIAN PATENTS & DEVELOPMENT LTD.
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275 SLATER STREET, 19TH FLOOR
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OTTAWA, ONTARIO, CANADA K1A 0R3
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