Patent Assignment
Reel/Frame 015844/0751
Assignment of Assignor's Interest
Recorded: 2005-03-07
Pages: 3
Assignor
CHANG, HISAO M.
Executed: 2005-01-31
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
System and Method for Identifying Telephone Callers
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.