Patent Assignment
Reel/Frame 062614/0371
Assignment of Assignor's Interest
Recorded: 2023-02-07
Pages: 3
Assignor
SEWON E&C CO., LTD.
Executed: 2023-02-07
Assignee
CELLONTECH CO., LTD.
(SEONGSU-DONG 2-GA, WOOYOUNG TECHNO CENTER) #404, 144, ACHASAN-RO, SEONGDONG-GU, SEOUL, 04783, KOREA, REPUBLIC OF
Covered Properties
(4)
Method of Separating Collagen from the Various Animal Tissues for Producing Collagen Solution and Product Using the Same
Composition for Inducing Tissue Regeneration by Activating Platelet-Rich Plasma (Prp)
Matrix for Restoring Soft Tissue and Producing Method Therefor
Method for Producing High-Concentration Collagen for Using as Medical Material
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 30, 2007
From: YU, JI-CHUL; CHANG, CHEONG-HO; YEO, SE-GEUN; JANG, JAE-DEOG
To: SEWON CELLOTECH CO., LTD.
Reel/Frame 019796/0760 →
Assignment of Assignor's Interest
Apr 13, 2012
From: PARK, HYUN-SHIN; YU, JI-CHUL; PARK, JU-HEE; KIM, JANG-HOON
To: SEWON CELLONTECH CO., LTD.
Reel/Frame 028047/0703 →
Assignment of Assignor's Interest
Mar 21, 2017
From: KIM, KI SOO; YOO, JI CHUL; YEO, SE KEN; CHOI, SANG BUM
To: SEWONCELLONTECH CO., LTD.
Reel/Frame 042051/0414 →
Assignment of Assignor's Interest
May 17, 2017
From: CHANG, CHEONG HO; JEONG, HYEONG WOO; YOO, JI CHUL; YEO, SE KEN
To: SEWONCELLONTECH CO., LTD.
Reel/Frame 042487/0160 →
Change of Name
Jan 26, 2023
From: SEWON CELLONTECH CO., LTD.
To: SEWON E&C CO., LTD.
Reel/Frame 062521/0237 →