IP Library › Assignment 028666/0059
Patent Assignment
Reel/Frame 028666/0059

Assignment of Assignor's Interest

Recorded: 2012-07-29 Pages: 3
Assignors
YANG, JIANHONG
Executed: 2012-07-18
LI, WANGXING
Executed: 2012-07-18
CAO, PENG
Executed: 2012-07-18
Assignee
ALUMINUM CORPORATION OF CHINA LIMITED
NO. 62 NORTH STREET, XIZHIMEN, HAIDIAN DISTRICT, BEIJING CITY, 100082, CHINA
Covered Property (1)
Electrolytic Cell for Producing Primary Aluminum by Using Inert Anode
Patent: 9,551,078 →
Application: 13/575,952 →
Publication: US 2012/0318667
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 1, 2026
From: ALUMINUM CORPORATION OF CHINA LIMITED
To: ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO.LTD OF CHINALCO
Reel/Frame 073350/0021 →