Patent Assignment Details
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| Reel/Frame: | 025612/0309 | |
| Pages: | 4 |
| | Recorded: | 01/10/2011 | | |
| Attorney Dkt #: | 4214-29601 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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02/10/2015
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Application #:
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12963278
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Filing Dt:
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12/08/2010
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Publication #:
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Pub Dt:
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06/14/2012
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Title:
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"Push" Keep-Alive Mechanism For SIP User Agents Located Behind NATS/Firewalls
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Assignee
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| 295 PHILLIP STREET |
| WATERLOO, ON, CANADA N2L 3W8 |
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Correspondence name and address
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J. ROBERT BROWN, JR.
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5601 GRANITE PARKWAY, SUITE 750
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PLANO, TX 75024
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