IP Library Assignment 036818/0067
Patent Assignment
Reel/Frame 036818/0067

Assignment of Assignor's Interest

Recorded: 2015-10-19 Pages: 3
Assignors
ZHANG, ANNA
Executed: 2015-04-14
LI, XIAOMING
Executed: 2015-04-14
Assignee
CSMC TECHNOLOGIES FAB1 CO., LTD.
NO. 8 XINZHOU ROAD, WUXI NEW DISTRICT, JIANGSU 214028, CHINA
Covered Property (1)
Method for Wafer Etching in Deep Silicon Trench Etching Process
Patent: 9,728,472 →
Application: 14/435,955 →
Publication: US 2015/0332981
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Apr 25, 2019
From: CSMC TECHNOLOGIES FAB1 CO., LTD.
To: CSMC TECHNOLOGIES FAB2 CO., LTD.
Reel/Frame 048995/0710 →