Patent Assignment
Reel/Frame 017241/0033
Assignment of Assignor's Interest
Recorded: 2006-02-07
Pages: 5
Assignee
RESEARCH IN MOTION LIMITED
295 PHILLIP STREET, WATERLOO, ONTARIO, N2L 3W, CANADA
Covered Property
(1)
Methods and apparatus for increasing security and control of voice communication sessions using digital certificates
Application:
11/317,486 →
Publication:
US 2007/0150723
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.