Patent Assignment
Reel/Frame 023272/0255
Assignment of Assignor's Interest
Recorded: 2009-09-23
Pages: 3
Assignor
TOFIGHBAKHSH, MOSTAFA
Executed: 2009-09-22
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Signaling-Less Dynamic Call Setup and Teardown by Utilizing Observed Session State Information