Patent Assignment
Reel/Frame 021848/0502
Change of Name
Recorded: 2008-11-18
Pages: 8
Assignor
SAEHAN INDUSTRIES INCORPORATION
Executed: 2008-04-02
Assignee
WOONGJIN CHEMICAL CO., LTD.
287, GONGDAN-DONG, GUMI-SI, GYEONGSANGBUK-DO, 730-030, KOREA, REPUBLIC OF
Covered Properties
(4)
Composite Polyamide Reverse Osmosis Membrane and Method of Producing the Same
Selective Membrane Having a High Fouling Resistance
Composite polyamide reverse osmosis membrane showing high boron rejection and method of producing the same
Application:
11/395,620 →
Publication:
US 2007/0227966
Selective Membrane Having a High Fouling Resistance
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 30, 2005
From: KOO, JA-YOUNG; HONG, SUNG PYO; LEE, JONG HWA; KIM, JUN SUK
To: SAEHAN INDUSTRIES INCORPORATION
Reel/Frame 016441/0610 →
Assignment of Assignor's Interest
Feb 1, 2006
From: KOO, JA-YOUNG; HONG, SUNG PYO; LEE, JONG HWA; RYU, KWAN YOUNG
To: SAEHAN INDUSTRIES INCORPORATED
Reel/Frame 017539/0417 →
Assignment of Assignor's Interest
Mar 31, 2006
From: KOO, JA-YOUNG; HONG, SUNG PYO
To: SAEHAN INDUSTRIES INCORPORATION
Reel/Frame 017731/0330 →
Assignment of Assignor's Interest
Feb 6, 2007
From: KOO, JA-YOUNG; HONG, SUNG PYO; LEE, JONG HWA; RYU, KWAN YOUNG
To: SAEHAN INDUSTRIES INCORPORATION
Reel/Frame 018978/0124 →
Change of Name
Feb 20, 2020
From: WOONGJIN CHEMICAL CO., LTD.
To: TORAY ADVANCED MATERIALS KOREA INC,
Reel/Frame 051880/0066 →