Patent Assignment
Reel/Frame 050409/0559
Change of Name
Recorded: 2019-09-17
Pages: 3
Assignor
RESEARCH IN MOTION LIMITED
Executed: 2013-07-09
Assignee
BLACKBERRY LIMITED
2200 UNIVERSITY AVENUE EAST, WATERLOO, ON, N2K 0A7, CANADA
Covered Property
(1)
System and Method for Enabling Voice and Video Communications Using a Messaging Application
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 17, 2019
From: CHEN, HENRY YAO-TSU; PRETTI, JENNIFER ANNE
To: RESEARCH IN MOTION LIMITED
Reel/Frame 050407/0318 →
Assignment of Assignor's Interest
Dec 26, 2020
From: BLACKBERRY LIMITED
To: HUAWEI TECHNOLOGIES CO., LTD.
Reel/Frame 054855/0388 →
Assignment of Assignor's Interest
Mar 25, 2026
From: HUAWEI TECHNOLOGIES CO., LTD.
To: NEC CORPORATION
Reel/Frame 074185/0271 →