Patent Assignment Details
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Reel/Frame: | 020911/0410 | |
| Pages: | 10 |
| | Recorded: | 05/07/2008 | | |
Attorney Dkt #: | 038837.000001 |
Conveyance: | SECURITY AGREEMENT |
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Total properties:
1
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Patent #:
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Issue Dt:
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10/04/2011
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Application #:
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11965272
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Filing Dt:
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12/27/2007
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Publication #:
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Pub Dt:
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07/02/2009
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Title:
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METHODS AND APPARATUS FOR DUAL-TONE MULTI-FREQUENCY SIGNAL ANALYSIS WITHIN A MEDIA OVER INTERNET PROTOCOL NETWORK
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Assignee
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5425 WISCONSIN AVENUE |
SUITE 700 |
CHEVY CHASE, MARYLAND 20815 |
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Correspondence name and address
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MICHAEL J. BRIGNATI, PH.D.
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TROUTMAN SANDERS LLP
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600 PEACHTREE STREET, N.E.
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ATLANTA, GA 30308-2216
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