Patent Assignment
Reel/Frame 019858/0723
Assignment of Assignor's Interest
Recorded: 2007-09-21
Pages: 6
Assignors
WOLLMERSHAUSER, STEVEN M.
Executed: 2007-09-20
SPRAGUE, WILLIAM O., JR.
Executed: 2007-09-20
JEFFREY, EMLYN C.
Executed: 2007-09-20
Assignee
AT&T KNOWLEDGE VENTURES, L.P.
645 E. PLUM LANE, RENO, NEVADA, 89502
Covered Property
(1)
Apparatus and Method for Managing Call Quality
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.