Patent Assignment
Reel/Frame 051319/0279
Assignment of Assignor's Interest
Recorded: 2019-12-18
Pages: 10
Assignor
MATTSON TECHNOLOGY, INC.
Executed: 2019-09-25
Assignees
MATTSON TECHNOLOGY, INC.
47131 BAYSIDE PARKWAY, FREMONT, CALIFORNIA, 94538
BEIJING E-TOWN SEMICONDUCTOR TECHNOLOGY, CO., LTD
NO. 8 BUILDING, NO. 28 JINGHAI ER RD., ECONOMIC AND TECHNICAL DEVELOPMENT ZONE, BEIJING, 100176, CHINA
Covered Property
(1)
Silicon Mandrel Etch After Native Oxide Punch-Through
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 18, 2019
From: YAN, CHUN; SUNG, TSAI WEN; LO, SIO ON; CHUNG, HUA
To: MATTSON TECHNOLOGY, INC.
Reel/Frame 051319/0157 →
Security Interest
Oct 19, 2020
From: MATTSON TECHNOLOGY, INC.
To: EAST WEST BANK
Reel/Frame 054100/0167 →
Release of Security Interest
Apr 15, 2021
From: EAST WEST BANK
To: MATTSON TECHNOLOGY, INC.
Reel/Frame 055950/0452 →