IP Library Assignment 031257/0193
Patent Assignment
Reel/Frame 031257/0193

Assignment of Assignor's Interest

Recorded: 2013-09-23 Pages: 5
Assignor
AT&T CORP.
Executed: 2013-09-09
Assignee
AT&T INTELLECTUAL PROPERTY II, L.P.
675 W. PEACHTREE STREET, SUITE 4000, ATLANTA, GEORGIA, 30375
Covered Property (1)
System and Method for Prompt Modification Based on Caller Hang Ups in Ivrs
Patent: 8,488,771 →
Application: 13/402,958 →
Publication: US 2012/0148032
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 23, 2012
From: BLANCHARD, HARRY E.; LEWIS, STEVEN H.; PULZ, GREGORY; ZHANG, LAN
To: AT&T CORP
Reel/Frame 027749/0040 →