IP Library Assignment 022175/0326
Patent Assignment
Reel/Frame 022175/0326

Assignment of Assignor's Interest

Recorded: 2009-01-29 Pages: 6
Assignors
EL DEFRAWY, KARIM, MR.
Executed: 2008-12-19
KRISHNAMURTHY, BALACHANDER, MR.
Executed: 2008-11-07
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
Filtering Unwanted Data Traffic via a Per-Customer Blacklist
Patent: 8,161,155 →
Application: 12/286,213 →
Publication: US 2010/0082811