IP Library Assignment 029032/0643
Patent Assignment
Reel/Frame 029032/0643

Change of Name

Recorded: 2012-09-24 Pages: 2
Assignor
AT&T KNOWLEDGE VENTURES, L.P.
Executed: 2007-10-01
Assignee
AT&T INTELLECTUAL PROPERTY I, LP
675 W. PEACHTREE STREET, SUITE 4000, ATLANTA, GEORGIA, 30375
Covered Property (1)
System and Method of Communication in an Ip Multimedia Subsystem Network
Patent: 7,778,231 →
Application: 11/677,551 →
Publication: US 2008/0198839
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 21, 2007
From: KU, BERNARD; YASREBI, MEHRAD; QIU, CHAOXIN
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 018918/0009 →