Patent Assignment
Reel/Frame 019205/0571
Assignment of Assignor's Interest
Recorded: 2007-04-23
Pages: 3
Assignor
O'HERN, WILLIAM A.
Executed: 2007-04-16
Assignee
AT&T KNOWLEDGE VENTURES, LP
645 PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
System and Method for Filtering Audio Content