IP Library Assignment 056131/0633
Patent Assignment
Reel/Frame 056131/0633

Assignment of Assignor's Interest

Recorded: 2021-05-04 Pages: 19
Assignors
SUNG, TSAI WEN
Executed: 2019-12-02
YANG, MICHAEL X.
Executed: 2020-04-06
YAN, CHUN
Executed: 2018-01-15
Assignee
MATTSON TECHNOLOGY, INC.
47131 BAYSIDE PARKWAY, FREMONT, CALIFORNIA, 94538
Covered Property (1)
Spacer Etching Process
Application: 17/001,751 →
Publication: US 2021/0066047
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 23, 2021
From: MATTSON TECHNOLOGY, INC.
To: MATTSON TECHNOLOGY, INC.; BEIJING E-TOWN SEMICONDUCTOR TECHNOLOGY CO., LTD
Reel/Frame 055370/0755 →