IP Library Assignment 025782/0423
Patent Assignment
Reel/Frame 025782/0423

Assignment of Assignor's Interest

Recorded: 2011-01-28 Pages: 3
Assignors
KOO, JA-YOUNG
Executed: 2011-01-26
LEE, DOOWON
Executed: 2011-01-26
HONG, SUNGPYO
Executed: 2011-01-26
Assignee
WOONGJIN CHEMICAL CO., LTD.
287, GONGDAN-DONG, GUMI-SI, GYEONGSANGBUK-DO, 730-030, KOREA, REPUBLIC OF
Covered Property (1)
Method for preparing a filtration membrane and filtration membrane prepared by said method
Patent: 8,820,540 →
Application: 12/931,304 →
Publication: US 2012/0193284
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 20, 2020
From: WOONGJIN CHEMICAL CO., LTD.
To: TORAY ADVANCED MATERIALS KOREA INC,
Reel/Frame 051880/0066 →