Patent Assignment
Reel/Frame 031049/0001
Assignment of Assignor's Interest
Recorded: 2013-08-21
Pages: 4
Assignor
WENG, JIANFENG
Executed: 2013-07-16
Assignee
BLACKBERRY LIMITED
295 PHILLIP STREET, WATERLOO, ONTARIO, N2L 3W8, CANADA
Covered Property
(1)
Method and Apparatus for Identifying Interference Type in Time Division Duplex Systems
Related Assignments
(11)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 26, 2013
From: WANG, YIPING; LI, JUN
To: RESEARCH IN MOTION CORPORATION
Reel/Frame 031078/0953 →
Change of Name
Sep 5, 2013
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 031170/0187 →
Change of Name
Sep 9, 2013
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 031191/0150 →
Assignment of Assignor's Interest
Dec 2, 2013
From: BLACKBERRY CORPORATION
To: BLACKBERRY LIMITED
Reel/Frame 031696/0932 →
Change of Name
Dec 2, 2013
From: RESEARCH IN MOTION CORPORATION
To: BLACKBERRY CORPORATION
Reel/Frame 031745/0828 →
Assignment of Assignor's Interest
Apr 27, 2023
From: BLACKBERRY LIMITED
To: OT PATENT ESCROW, LLC
Reel/Frame 063471/0474 →
Nunc Pro Tunc Assignment
Jun 16, 2023
From: OT PATENT ESCROW, LLC
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064015/0001 →
Nunc Pro Tunc Assignment
Jun 19, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064066/0001 →
Corrective Assignment to Correct the Cover Sheet at Page 50 to Remove 12817157 Previously Recorded on Reel 063471 Frame 0474. Assignor(S) Hereby Confirms the Assignment.
Sep 5, 2023
From: BLACKBERRY LIMITED
To: OT PATENT ESCROW, LLC
Reel/Frame 064806/0669 →
Corrective Assignment to Correct 12817157 Application Number Previously Recorded at Reel: 064015 Frame: 0001. Assignor(S) Hereby Confirms the Assignment.
Sep 5, 2023
From: OT PATENT ESCROW, LLC
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064807/0001 →
Corrective Assignment to Correct the Added Patent Number to Remove Patent No. 8,873,407 at Previously Recorded on Reel 64066 Frame 1. Assignor(S) Hereby Confirms the Nunc Pro Tunc Assignment Effective Date March 20, 2023.
Feb 2, 2026
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 074921/0001 →