Patent Assignment
Reel/Frame 017237/0390
Assignment of Assignor's Interest
Recorded: 2005-11-15
Pages: 4
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Selective Fax Transmission Denial Within a Telephone Network
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.