Patent Assignment
Reel/Frame 051336/0771
Assignment of Assignor's Interest
Recorded: 2019-12-19
Pages: 3
Assignor
MA, YU
Executed: 2019-09-20
Assignee
ALIBABA GROUP HOLDING LIMITED
FOURTH FLOOR, ONE CAPITAL PLACE, P.O. BOX 847, GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS
Covered Property
(1)
Methods and Devices for Testing Signature Verification for Blockchain System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 5, 2020
From: ALIBABA GROUP HOLDING LIMITED
To: ADVANTAGEOUS NEW TECHNOLOGIES CO., LTD.
Reel/Frame 053713/0665 →
Assignment of Assignor's Interest
Sep 13, 2020
From: ADVANTAGEOUS NEW TECHNOLOGIES CO., LTD.
To: ADVANCED NEW TECHNOLOGIES CO., LTD.
Reel/Frame 053761/0338 →