Patent Assignment
Reel/Frame 014595/0805
Change of Name
Recorded: 2004-05-04
Received: 2004-05-04
Pages: 5
Assignor
WORLDCOM, INC.
Executed: 2004-04-19
Assignee
MCI, INC.
22001 LOUDON COUNTY, ASHBURN, VA, 20147, UNITED STATES
Covered Property
(1)
System and Method for Preventing Fraudulent Calls Using a Common Billing Number
Application:
09/850,708 →