Patent Assignment
Reel/Frame 073309/0606
Assignment of Assignor's Interest
Recorded: 2025-12-24
Pages: 4
Assignor
LOTTE CHEMICAL CORPORATION
Executed: 2025-09-30
Assignee
SYNOPEX MEMBRANE INC.
35, GUKGASANDAN-DAERO 40-GIL, GUJI-MYEON, DALSEONG-GUN, DAEGU METROPOLITAN CITY, KOREA, REPUBLIC OF
Covered Properties
(11)
Monofilament-Reinforced Hollow Fiber Membrane
Monofilament-Reinforced Hollow Fiber Membrane with Scalloped Lumen
Aerator Device, Filter System Including an Aerator Device, and Method of Aerating a Filter Using an Aerator Device
Hollow Fiber Membrane Module and Method for Preparing the Same
Hollow Fiber Membrane Module
Monofilament-Reinforced Hollow Fiber Membrane
Aerator Device and Filter System Including the Same
System for Cleaning Membrane, and Method for Cleaning Membrane Using Same
Hollow Fibre Membrane Module, Manufacturing Method Therefor, Header Apparatus for Hollow Fibre Membrane Module and Hollow Fibre Membrane Restraining Apparatus
Monofilament-Reinforced Hollow Fiber Membrane with Scalloped Lumen
Hollow Fiber Membrane and Manufacturing Method Thereof
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 26, 2013
From: MIN, GYU HONG; KIM, JIN MIN; KOO, YOUNG LIM; HWANG, BYUNG KOOK
To: CHEIL INDUSTRIES INC.
Reel/Frame 030091/0425 →
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
Aug 9, 2013
From: SEO, CHANG MIN; LEE, GYEONG MO
To: CHEIL INDUSTRIES INC.
Reel/Frame 030995/0406 →
Assignment of Assignor's Interest
Oct 3, 2013
From: AHN, HYOUNG WOOK; KOO, YOUNG LIM
To: CHEIL INDUSTRIES INC.
Reel/Frame 031342/0901 →
Assignment of Assignor's Interest
Jan 10, 2014
From: MIN, GYU HONG; ZHA, FUFANG
To: CHEIL INDUSTRIES INC.
Reel/Frame 031942/0989 →
Assignment of Assignor's Interest
Aug 1, 2014
From: SEO, CHANG MIN; LEE, GYEONG MO
To: SAMSUNG SDI CO., LTD.
Reel/Frame 033449/0001 →
Assignment of Assignor's Interest
Dec 31, 2014
From: KIM, JI HYE; ZHA, FUFANG; KOO, YOUNG LIM; MIN, GYU HONG
To: SAMSUNG SDI CO., LTD.
Reel/Frame 034609/0048 →
Merger
May 20, 2015
From: CHEIL INDUSTRIES INC.
To: SAMSUNG SDI CO., LTD.
Reel/Frame 035745/0640 →
Assignment of Assignor's Interest
Jun 5, 2015
From: PARK, PYUNG KYU; YOON, TAI KWANG; JO, JAE SEOK; MIN, GYU HONG
To: CHEIL INDUSTRIES INC.
Reel/Frame 035797/0116 →
Merger
Jun 8, 2015
From: CHEIL INDUSTRIES INC.
To: SAMSUNG SDI CO., LTD.
Reel/Frame 035850/0912 →
Assignment of Assignor's Interest
Jun 25, 2015
From: SAMSUNG SDI CO., LTD.
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 036027/0967 →
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: SAMSUNG SDI CO., LTD.
To: LOTTE CHEMICAL CORPORATION; SAMSUNG SDI CO., LTD.
Reel/Frame 036651/0199 →
Assignment of Assignor's Interest
Jun 10, 2016
From: SUK, EU MINE; SON, YOUNG SOO; KIM, DONG HYUN; MIN, GYU HONG
To: SAMSUNG SDI CO., LTD.; LOTTE CHEMICAL CORPORATION
Reel/Frame 038882/0968 →
Assignment of Assignor's Interest
Jan 24, 2017
From: SAMSUNG SDI CO., LTD.
To: LOTTE ADVANCED MATERIALS CO., LTD.
Reel/Frame 041062/0290 →
Assignment of Assignor's Interest
Mar 30, 2017
From: SAMSUNG SDI CO., LTD.
To: LOTTE ADVANCED MATERIALS CO., LTD.
Reel/Frame 041794/0150 →
Assignment of Assignor's Interest
Aug 13, 2018
From: SEO, CHANG MIN; LEE, GYEONG MO
To: CHEIL INDUSTRIES INC.
Reel/Frame 046775/0288 →
Merger
Aug 13, 2018
From: CHEIL INDUSTRIES INC.
To: SAMSUNG SDI CO., LTD.
Reel/Frame 046773/0627 →
Assignment of Assignor's Interest
Aug 13, 2018
From: SAMSUNG SDI CO., LTD.
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 047304/0405 →
Assignment of Assignor's Interest
May 26, 2020
From: PARK, BUM JIN; IM, DONG JUN; SEO, CHANG MIN
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 052754/0129 →
Merger
Jun 28, 2025
From: LOTTE ADVANCED MATERIALS CO., LTD.
To: LOTTE CHEMICAL CORPORATION
Reel/Frame 071556/0023 →