IP Library Assignment 044977/0543
Patent Assignment
Reel/Frame 044977/0543

Assignment of Assignor's Interest

Recorded: 2018-02-20 Pages: 3
Assignors
LEE, SEUNG HUN
Executed: 2018-02-19
LEE, SEUNG HYUN
Executed: 2018-02-19
YOON, SANG WOONG
Executed: 2018-02-19
CHOI, YOUNG CHEOL
Executed: 2018-02-19
Assignee
YOUNG CHANG CHEMICAL CO., LTD
365-12, 174-12, YUSEORI-GIL, SEONNAM-MYEON, SEONGJU-GUN, GYEONGSANGBUK-DO, 40046, KOREA, REPUBLIC OF
Covered Property (1)
I-Line Negative Type Photoresist Composition Having Excellent Etching Resistance
Application: 15/753,746 →
Publication: US 2018/0246404
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jul 14, 2023
From: YOUNG CHANG CHEMICAL CO., LTD
To: YCCHEM CO., LTD.
Reel/Frame 064276/0151 →