Assignment of Assignor's Interest

Recorded: 2011-12-14 Pages: 4

Assignors

HUNG, H. K. MICHAEL

Executed: 2007-02-16

MANOLESCU, ANDREEA

Executed: 2007-02-16

KLASSEN, GERHARD DIETRICH

Executed: 2007-02-19

Assignee

RESEARCH IN MOTION LIMITED

295 PHILLIP STREET, WATERLOO, N2L 3W8, CANADA

Covered Property (1)

Efficient Transmission of Presence Update Information to Presence Service Clients

Application: 13/313,514 →

Publication: US 2012/0079016

Related Assignments (2)

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