IP Library › Assignment 053587/0306
Patent Assignment
Reel/Frame 053587/0306

Assignment of Assignor's Interest

Recorded: 2020-08-25 Pages: 4
Assignors
YU, YIRONG
Executed: 2019-12-16
QIU, HONGLIN
Executed: 2019-12-24
Assignee
ALIBABA GROUP HOLDING LIMITED
FOURTH FLOOR, ONE CAPITAL PLACE, P.O. BOX 847, GEORGE TOWN, GRAND CAYMAN, KY1-1103, CAYMAN ISLANDS
Covered Property (1)
Program Execution and Data Proof Scheme Using Multiple Key Pair Signatures
Application: 16/933,629 →
Publication: US 2020/0349252
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 31, 2020
From: ALIBABA GROUP HOLDING LIMITED
To: ADVANTAGEOUS NEW TECHNOLOGIES CO., LTD.
Reel/Frame 053743/0464 →
Assignment of Assignor's Interest Sep 10, 2020
From: ADVANTAGEOUS NEW TECHNOLOGIES CO., LTD.
To: ADVANCED NEW TECHNOLOGIES CO., LTD.
Reel/Frame 053754/0625 →