Authentication systems and methods using a packet telephony device | Patent Publication Number 20110022841

US 20110022841 A1

Patent NumberUS 08635454 B2

Application Number12509589

Filled DateJul 27, 2009

Priority DateJul 27, 2009

Publication DateJan 27, 2011

Original AssigneeVonage

Current AssigneeVonage America Inc.
Vonage Holdings
Nexmo Inc.
Vonage Business Inc.
Tokbox Inc.

Inventor/ApplicantsRichard Petillo

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