Patent Assignment
Reel/Frame 029779/0764
Assignment of Assignor's Interest
Recorded: 2013-02-08
Pages: 5
Assignors
CRAWFORD, DWAYNE
Executed: 2009-05-27
KHAN, RICHARD L.
Executed: 2009-05-26
LU, MIN
Executed: 2009-05-19
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Method to Implement E911 Services in Ims (Ip Multimedia Subsystem)