IP Library › Assignment 022174/0939
Patent Assignment
Reel/Frame 022174/0939

Assignment of Assignor's Interest

Recorded: 2009-01-15 Pages: 3
Assignors
JOO, HYUN-SANG
Executed: 2008-11-25
PARK, JOO-HYEON
Executed: 2008-11-25
OH, JUNG-HOON
Executed: 2008-11-25
SHIN, DAE-HYEON
Executed: 2008-11-25
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)
Onium Salt Compound, Polymer Compound Comprising the Salt Compound, Chemically Amplified Resist Composition Comprising the Polymer Compound, and Method for Patterning Using the Composition
Patent: 8,158,327 →
Application: 12/321,111 →
Publication: US 2010/0075256
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 →