IP Library Assignment 023634/0331
Patent Assignment
Reel/Frame 023634/0331

Assignment of Assignor's Interest

Recorded: 2009-11-27 Pages: 7
Assignors
BROWN, ROBERT WILLIAM
Executed: 2009-03-05
BUFFAM, BRUCE ERIC
Executed: 2009-03-05
O'ROURKE, CONNOR PATRICK
Executed: 2009-03-05
Assignee
RESEARCH IN MOTION LIMITED
295 PHILLIP ST., WATERLOO, N2L 3W8, CANADA
Covered Property (1)
Content-Based Publication-Subscription System for Presence Information
Patent: 8,606,233 →
Application: 12/619,080 →
Publication: US 2010/0216430
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Dec 16, 2013
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 031817/0337 →