Patent Assignment
Reel/Frame 020250/0181
Change of Name
Recorded: 2007-12-13
Received: 2007-12-13
Pages: 6
Assignor
SBC PROPERTIES, L.P.
Executed: 2002-06-20
Assignee
AT&T KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NV, 89502, UNITED STATES
Covered Property
(1)
Method and System for Providing Enhanced Call Waiting with Verification and Name Change Service
Application:
09/900,938 →