Patent Assignment
Reel/Frame 022877/0320
Assignment of Assignor's Interest
Recorded: 2009-06-25
Pages: 7
Assignor
TR TECHNOLOGIES INC.
Executed: 2009-06-22
Assignee
WI-LAN INC.
11 HOLLAND AVENUE, SUITE 608, OTTAWA, ONTARIO, H1Y 4S1, CANADA
Covered Properties
(4)
Quantization of Channel State Information in Multiple Antenna Systems
Quantized Channel State Information Prediction in Multiple Antenna Systems
Multi-Tiered Quantization of Channel State Information in Multiple Antenna Systems
Mitigation of Transmission Errors of Quantized Channel State Information Feedback in Multi Antenna Systems
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 30, 2007
From: MIELCZAREK, BARTOSZ; KRZYMIEN, WITOLD A.
To: TELECOMMUNICATIONS RESEARCH LABORATORIES
Reel/Frame 019355/0559 →
Assignment of Assignor's Interest
Aug 27, 2007
From: TELECOMMUNICATIONS RESEARCH LABORATORIES
To: TR TECHNOLOGIES INC.
Reel/Frame 019750/0346 →
Assignment of Assignor's Interest
Sep 21, 2007
From: MIELCZAREK, BARTOSZ; KRZYMIEN, WITOLD A.
To: TR TECHNOLOGIES INC.
Reel/Frame 019862/0549 →
Assignment of Assignor's Interest
Sep 21, 2007
From: MIELCZAREK, BARTOSZ; KRYZMIEN, WITOLD A.
To: TR TECHNOLOGIES INC.
Reel/Frame 019862/0543 →
Corrective Assignment to Correct the Misspelling of Inventor Krzymien's Last Name in the Recordation Cover Sheet from <Kryzmien> to <Krzymien>, Previously Recorded on Reel 019862 Frame 0543. Assignor(S) Hereby Confirms the Assignment of Their Application No. 11/852,240, Filed September 7, 2007, to Tr Technologies Inc.
Sep 21, 2007
From: MIELCZAREK, BARTOSZ; KRZYMIEN, WITOLD A.
To: TR TECHNOLOGIES INC.
Reel/Frame 019863/0538 →
Assignment of Assignor's Interest
Apr 22, 2008
From: MIELCZAREK, BARTOSZ; KRZYMIEN, WITOLD A.
To: TR TECHNOLOGIES INC.
Reel/Frame 020838/0935 →
Assignment of Assignor's Interest
Jul 29, 2011
From: TR TECHNOLOGIES INC.
To: WI-LAN INC.
Reel/Frame 026675/0518 →
Assignment of Assignor's Interest
Aug 8, 2011
From: TR TECHNOLOGIES INC.
To: WI-LAN
Reel/Frame 026716/0680 →
Assignment of Assignor's Interest
Oct 5, 2011
From: TR TECHNOLOGIES INC.
To: WI-LAN
Reel/Frame 027021/0781 →
Assignment of Assignor's Interest
Oct 21, 2011
From: TR TECHNOLOGIES INC.
To: WI-LAN
Reel/Frame 027100/0093 →
Corrective Assignment to Correct the Name of the Receiving Party in the Recordation Cover Sheet from <Wi-Lan> to <Wi-Lan Inc.> Previously Recorded on Reel 027021 Frame 0781. Assignor(S) Hereby Confirms the Assignment of Application No. 11/754,965 from Tr Technologies Inc. to Wi-Lan Inc..
Jan 20, 2015
From: TR TECHNOLOGIES INC.
To: WI-LAN INC.
Reel/Frame 034781/0890 →
Corrective Assignment to Correct the Receiving Party Name Previously Recorded at Reel: 027100 Frame: 0093. Assignor(S) Hereby Confirms the Assignment.
Jan 28, 2015
From: TR TECHNOLOGIES INC.
To: WI-LAN INC.
Reel/Frame 034837/0353 →
Corrective Assignment to Correct the Name of the Receiving Party in the Recordation Cover Sheet from <Wi-Lan> to <Wi-Lan Inc.> Previously Recorded on Reel 026716 Frame 0680. Assignor(S) Hereby Confirms the the Assignment of Application No. 11/852,206 from Tr Technologies Inc. to Wi-Lan Inc.
Jan 28, 2015
From: TR TECHNOLOGIES INC.
To: WI-LAN INC.
Reel/Frame 034837/0321 →
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 →