Patent Assignment
Reel/Frame 041794/0150
Assignment of Assignor's Interest
Recorded: 2017-03-30
Pages: 6
Assignor
SAMSUNG SDI CO., LTD.
Executed: 2016-11-01
Assignee
LOTTE ADVANCED MATERIALS CO., LTD.
334-27, YEOSUSANDAN-RO, YEOSU-SI, JEOLLANAM-DO, YEOSU-SI, 59616, KOREA, REPUBLIC OF
Covered Properties
(2)
Monofilament-Reinforced Hollow Fiber Membrane
Pressurized Hollow Fiber Membrane Module and Backwashing Method Using Same
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 17, 2013
From: SEO, CHANG MIN; LEE, GYEONG MO
To: CHEIL INDUSTRIES INC.
Reel/Frame 030436/0158 →
Assignment of Assignor's Interest
Jun 25, 2015
From: PARK, PYUNG KYU; MIN, GYU HONG; PARK, JONG SANG
To: CHEIL INDUSTRIES INC.
Reel/Frame 035906/0369 →
Merger
Sep 15, 2015
From: CHEIL INDUSTRIES INC.
To: SAMSUNG SDI CO., LTD.
Reel/Frame 036617/0253 →
Assignment of Assignor's Interest
Sep 24, 2015
From: CHEIL INDUSTRIES INC.
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 036642/0291 →
Assignment of Assignor's Interest
Sep 24, 2015
From: SAMSUNG SDI CO., LTD.
To: LOTTE CHEMICAL CORPORATION; SAMSUNG SDI CO., LTD.
Reel/Frame 036651/0199 →
Merger
Jul 14, 2016
From: CHEIL INDUSTRIES INC.
To: SAMSUNG SDI CO., LTD.
Reel/Frame 039156/0233 →
Merger
Jun 28, 2025
From: LOTTE ADVANCED MATERIALS CO., LTD.
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 071556/0023 →
Assignment of Assignor's Interest
Dec 24, 2025
From: LOTTE CHEMICAL CORPORATION
To: SYNOPEX MEMBRANE INC.
Reel/Frame 073309/0606 →