IP Library › Assignment 012537/0046
Patent Assignment
Reel/Frame 012537/0046

Assignment of Assignor's Interest

Recorded: 2002-01-24 Pages: 3
Assignors
PARK, JOOHYEON
Executed: 2001-07-19
SEO, DONGCHUL
Executed: 2001-07-19
LIM, YOUNG TAEK
Executed: 2001-07-19
CHO, SEONGDUK
Executed: 2001-07-19
JOO, HYUNSANG
Executed: 2001-07-19
KIM, SEONGJU
Executed: 2001-07-19
Assignee
KOREA KUMHO PETROCHEMICAL CO., LTD.
SHINMUNRO 1-GA, CHONGNO-GU, KUMHO BLDG., 15-16 FL., #57, SEOUL, 110-0, KOREA, REPUBLIC OF
Covered Property (1)
Novel Acid-Labile Polymer and Resist Composition
Patent: 6,639,036 →
Application: 10/056,124 →
Publication: US 2002/0156216
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 →