Patent Assignment
Reel/Frame 024963/0367
Assignment of Assignor's Interest
Recorded: 2010-09-09
Pages: 2
Assignor
ESTARA, INC.
Executed: 2008-05-01
Assignee
ART TECHNOLOGY GROUP, INC.
ONE MAIN STREET, CAMBRIDGE, MASSACHUSETTS, 02142
Covered Property
(1)
Method and Apparatus for the Prevention of Unwanted Calls in a Callback System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.