Patent Assignment Details
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Reel/Frame: | 003996/0599 | |
| Pages: | 1 |
| | Recorded: | 03/19/1982 | | |
Conveyance: | DECREE OF DISTRIBUTION (SEE DOCUMENT FOR DETAILS). |
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Total properties:
2
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Patent #:
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Issue Dt:
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03/27/1984
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Application #:
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06359896
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Filing Dt:
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03/19/1982
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Title:
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DIGITAL CIRCUIT AND METHOD FOR THE DETECTION OF CALL PROGRESS TONES IN TELEPHONE SYSTEMS
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Patent #:
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Issue Dt:
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03/27/1984
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Application #:
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06359896
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Filing Dt:
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03/19/1982
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Title:
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DIGITAL CIRCUIT AND METHOD FOR THE DETECTION OF CALL PROGRESS TONES IN TELEPHONE SYSTEMS
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Assignee
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P.O. BOX 3511 STATION C |
, OTTAWA, ONTARIO, CANADA K1Y 4H7 |
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Correspondence name and address
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FRANK P. TURPIN
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NORTHERN TELECOM LTD., PAT. DEPT.
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P. O. BOX 3511
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OTTAWA, ONTARIO, CANADA K1Y 4H7
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