IP Library › Assignment 022493/0428
Patent Assignment
Reel/Frame 022493/0428

Assignment of Assignor's Interest

Recorded: 2009-04-02 Pages: 4
Assignors
OH, JUNG HOON
Executed: 2009-03-20
KIM, SANG JIN
Executed: 2009-03-20
KIM, JIN HO
Executed: 2009-03-20
SHIN, DAE HYEON
Executed: 2009-03-20
Assignee
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO BUILDING, 57 SHINMUNRO 1-GA, CHONGNO-GU, SEOUL, 336-882, KOREA, REPUBLIC OF
Covered Property (1)
Photoacid Generator, Copolymer, Chemically Amplified Resist Composition, and Method of Forming Pattern Using the Chemically Amplified Resist Composition
Patent: 8,283,102 →
Application: 12/416,988 →
Publication: US 2010/0143843
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 →