IP Library Assignment 020361/0259
Patent Assignment
Reel/Frame 020361/0259

Assignment of Assignor's Interest

Recorded: 2008-01-14 Pages: 3
Assignor
CAI, ZHIJUN
Executed: 2007-11-09
Assignee
RESEARCH IN MOTION LIMITED
176 COLUMBIA STREET WEST, WATERLOO, ONTARIO, N2L 3L3, CANADA
Covered Property (1)
Indication of Multicast Control Information
Patent: 8,077,649 →
Application: 11/938,000 →
Publication: US 2009/0073908
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 22, 2010
From: CAI, ZHIJUN
To: RESEARCH IN MOTION CORPORATION
Reel/Frame 024575/0275 →
Assignment of Assignor's Interest Mar 15, 2011
From: RESEARCH IN MOTION CORPORATION
To: RESEARCH IN MOTION LIMITED
Reel/Frame 025959/0899 →
Change of Name Jul 9, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 033283/0679 →