Patent Assignment
Reel/Frame 012209/0034
Assignment of Assignor's Interest
Recorded: 2001-09-28
Received: 2001-10-04
Pages: 3
Assignee
WORLDCOM, INC.
500 CLINTON CENTER DRIVE, CLINTON, MS, 39056, UNITED STATES
Covered Property
(1)
System and Method for Preventing Fraudulent Calls Using a Common Billing Number
Application:
09/850,708 →