IP Library Assignment 025039/0614
Patent Assignment
Reel/Frame 025039/0614

Change of Name

Recorded: 2010-09-27 Pages: 12
Assignor
SBC PROPERTIES, L.P.
Executed: 2003-06-10
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
Calling-Party-Pays Call Processing for Cellular and Paging
Patent: 6,570,970 →
Application: 09/861,460 →
Publication: US 2002/0015483