Patent Assignment
Reel/Frame 025414/0338
Change of Name
Recorded: 2010-11-30
Pages: 4
Assignor
SBC KNOWLEDGE VENTURES, L.P.
Executed: 2007-10-02
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
845 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Operational Support System for Telecommunication Services
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.