Patent Assignment
Reel/Frame 056621/0470
Change of Name
Recorded: 2021-02-24
Pages: 20
Assignor
SOULBRAIN CO., LTD.
Executed: 2020-05-14
Assignee
SOULBRAIN HOLDINGS CO., LTD.
34 (SAMPYEONG-DONG, SOULBRAIN), PANGYO-RO 255BEON-GIL, BUNDANG-GU, SEONGNAM-SI, GYEONGGI-DO, KOREA, REPUBLIC OF
Covered Property
(1)
Etching Composition and Method for Fabricating Semiconductor Device Using the Same
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 7, 2012
From: CHO, SUNG-HYUK; HONG, KWON; PARK, HYUNG-SOON; KIM, GYU-HYUN
To: SK HYNIX INC.; SOULBRAIN CO., LTD.
Reel/Frame 029428/0572 →
Assignment of Assignor's Interest
Feb 24, 2021
From: SOULBRAIN HOLDINGS CO., LTD.
To: SOULBRAIN CO., LTD.
Reel/Frame 055393/0621 →
Merger and Change of Name
Feb 25, 2021
From: SOULBRAIN CO., LTD.; SOULBRAIN HOLDINGS CO., LTD.
To: SOULBRAIN HOLDINGS CO., LTD.
Reel/Frame 055413/0075 →