Patent Assignment
Reel/Frame 028880/0426
Assignment of Assignor's Interest
Recorded: 2012-08-31
Pages: 4
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
675 W. PEACHTREE STREET, SUITE 4000, ATLANTA, GEORGIA, 30375
Covered Property
(1)
Method and Apparatus for Initiating and Maintaining Sessions Between Endpoints