Patent Assignment
Reel/Frame 023030/0680
Assignment of Assignor's Interest
Recorded: 2009-07-30
Pages: 4
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Method and System for Authenticating Telephone Callers and Avoiding Unwanted Calls