IP Library › Assignment 034889/0436
Patent Assignment
Reel/Frame 034889/0436

Assignment of Assignor's Interest

Recorded: 2015-02-04 Pages: 6
Assignor
TR TECHNOLOGIES INC.
Executed: 2009-06-22
Assignee
WI-LAN INC.
11 HOLLAND AVENUE, SUITE 608, OTTAWA, K1Y 4S1, CANADA
Covered Property (1)
Multi-Tiered Quantization of Channel State Information in Multiple Antenna Systems
Patent: 9,048,891 →
Application: 13/083,375 →
Publication: US 2011/0274182
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 4, 2015
From: MIELCZAREK, BARTOSZ; KRYZMIEN, WITOLD A.
To: TR TECHNOLOGIES INC.
Reel/Frame 034888/0801 →
Assignment of Assignor's Interest Feb 4, 2015
From: TR TECHNOLOGIES INC.
To: WI-LAN INC.
Reel/Frame 034889/0661 →
Merger and Change of Name Jun 20, 2017
From: WI-LAN INC.; QUARTERHILL INC.
To: QUARTERHILL INC.
Reel/Frame 042914/0632 →
Assignment of Assignor's Interest Jul 12, 2017
From: QUARTERHILL INC.
To: WI-LAN INC.
Reel/Frame 043168/0294 →