IP Library Assignment 026933/0217
Patent Assignment
Reel/Frame 026933/0217

Assignment of Assignor's Interest

Recorded: 2011-09-20 Pages: 7
Assignors
KU, BERNARD
Executed: 2007-02-20
QIU, CHAOXIN
Executed: 2007-02-20
YASREBI, MEHRAD
Executed: 2007-02-20
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
675 W. PEACHTREE STREET, SUITE 4000, ATLANTA, GEORGIA, 30375
Covered Property (1)
System and Method of Communication in an Ip Multimedia Subsystem Network
Patent: 8,542,632 →
Application: 12/832,059 →
Publication: US 2010/0272101