Patent Assignment
Reel/Frame 057256/0471
Assignment of Assignor's Interest
Recorded: 2021-08-12
Pages: 3
Assignors
LEE, SEUNG HUN
Executed: 2021-08-11
LEE, SEUNG HYUN
Executed: 2021-08-11
KIM, SEONG HWAN
Executed: 2021-08-11
JIN, SEUNG OH
Executed: 2021-08-11
Assignee
YOUNG CHANG CHEMICAL CO., LTD
174-12, YUSEORI-GIL, SEONNAM-MYEON, SEONGJU-GUN, GYEONGSANGBUK-DO, 40046, KOREA, REPUBLIC OF
Covered Property
(1)
Etching Composition for Silicon Nitride Film
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.