IP Library Assignment 042498/0928
Patent Assignment
Reel/Frame 042498/0928

Assignment of Assignor's Interest

Recorded: 2017-05-18 Pages: 70
Assignor
NORTEL NETWORKS LIMITED
Executed: 2011-07-29
Assignee
ROCKSTAR BIDCO, LP
C/O PAUL, WEISS, RIFKIND, WHARTON & GARRISON LLP, NEW YORK, NEW YORK, 10019-6064
Covered Property (1)
Detecting the Number of Transmit Antennas in a Base Station
Application: 15/476,401 →
Publication: US 2017/0207844
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 18, 2017
From: CALLARD, AARON; MA, JIANGLEI
To: NORTEL NETWORKS LIMITED
Reel/Frame 042430/0300 →
Assignment of Assignor's Interest May 18, 2017
From: ROCKSTAR BIDCO, LP
To: 2256355 ONTARIO LIMITED
Reel/Frame 042430/0585 →
Assignment of Assignor's Interest May 18, 2017
From: 2256355 ONTARIO LIMITED
To: RESEARCH IN MOTION LIMITED
Reel/Frame 042430/0651 →
Change of Name May 18, 2017
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 042499/0105 →