IP Library › Assignment 029469/0029
Patent Assignment
Reel/Frame 029469/0029

Assignment of Assignor's Interest

Recorded: 2012-12-14 Pages: 4
Assignors
YOON, DAE KYUNG
Executed: 2012-11-28
RYU, KYOUNG JIN
Executed: 2012-11-27
LEE, SUNG JAE
Executed: 2012-11-27
JOO, HYUN SANG
Executed: 2012-11-27
Assignee
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO ASIANA MAIN TOWER, #115, SINMUNNO 1-GA, JONGNO-GU, SEOUL, 110-857, KOREA, REPUBLIC OF
Covered Property (1)
Hydrophilic Photoacid Generator and Resist Composition Comprising Same
Patent: 8,980,526 →
Application: 13/713,961 →
Publication: US 2013/0177852
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 2, 2020
From: KOREA KUMHO PETROCHEMICAL CO., LTD.
To: SK MATERIALS PERFORMANCE CO., LTD.
Reel/Frame 053108/0459 →