Patent Assignment
Reel/Frame 015434/0028
Assignment of Assignor's Interest
Recorded: 2004-12-07
Pages: 3
Assignor
WOLTER, DAVID RANDALL
Executed: 2004-10-27
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
System and Method for Voice and Text Based Service Interworking