Assignment of Assignor's Interest

Recorded: 2013-10-02 Pages: 7

Assignor

RESEARCH IN MOTION CORPORATION

Executed: 2010-10-05

Assignee

RESEARCH IN MOTION LIMITED

295 PHILLIP STREET, WATERLOO, ONTARIO, N2L 3W8, CANADA

Covered Properties (3)

System and Method for Determining Trust for Sip Messages

Patent: 9,401,935 →

Application: 12/915,649 →

Publication: US 2011/0047277

System and Method for Determining Trust for Sip Messages

Patent: 8,694,660 →

Application: 13/544,760 →

Publication: US 2012/0331158

System and Method for Determining Trust for SIP Messages

Patent: 8,756,330 →

Application: 13/545,041 →

Publication: US 2012/0331163

Related Assignments (2)

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