Assignment of Assignor's Interest

Recorded: 2007-10-25 Pages: 2

Assignor

ESTARA, INC.

Executed: 2007-10-24

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

Patent: 7,315,518 →

Application: 10/655,008 →

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.