IP Library › Assignment 021833/0620
Patent Assignment
Reel/Frame 021833/0620

Assignment of Assignor's Interest

Recorded: 2008-11-13 Pages: 4
Assignors
CALLARD, AARON
Executed: 2008-08-22
MA, JIANGLEI
Executed: 2008-08-22
Assignee
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL, ST. LAURENT, QUEBEC, H4S 2A9, CANADA
Covered Property (1)
Detecting the Number of Transmit Antennas in a Base Station
Patent: 8,290,088 →
Application: 12/221,867 →
Publication: US 2009/0060088
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 11, 2010
From: CHEN, JEN-SHYAN
To: NEOBULB TECHNOLOGIES, INC.
Reel/Frame 023924/0295 →
Assignment of Assignor's Interest Oct 28, 2011
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR BIDCO, LP
Reel/Frame 027143/0717 →
Assignment of Assignor's Interest Apr 10, 2012
From: ROCKSTAR BIDCO, LP
To: 2256355 ONTARIO LIMITED
Reel/Frame 028018/0848 →
Assignment of Assignor's Interest Apr 10, 2012
From: 2256355 ONTARIO LIMITED
To: RESEARCH IN MOTION LIMITED
Reel/Frame 028020/0474 →
Assignment of Assignor's Interest Feb 20, 2013
From: CALLARD, AARON; MA, JIANGLEI
To: NORTEL NETWORKS LIMITED
Reel/Frame 029843/0846 →
Change of Name Oct 16, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 034012/0031 →