IP Library Assignment 022103/0850
Patent Assignment
Reel/Frame 022103/0850

Assignment of Assignor's Interest

Recorded: 2009-01-14 Pages: 4
Assignors
JUNG, INHWA
Executed: 2008-10-20
RHEE, JANG-WEON
Executed: 2008-10-20
KANG, GWIGWON
Executed: 2008-10-20
LEE, YOUNGKEUN
Executed: 2008-10-20
KIM, YONGKYOUNG
Executed: 2008-10-20
Assignee
SK ENERGY CO., LTD.
99 SEORIN-DONG, JONGRO-GU, SEOUL, 110-110, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Covered Property (1)
Microporous Polyethylene Film with Good Property of Strength and Permeability at High Temperature
Patent: 8,486,521 →
Application: 12/232,112 →
Publication: US 2009/0075049
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 20, 2011
From: SK ENERGY CO., LTD
To: SK INNOVATION CO., LTD.
Reel/Frame 026932/0203 →
Assignment of Assignor's Interest Aug 9, 2019
From: SK INNOVATION CO., LTD.
To: SK INNOVATION CO., LTD.; SK IE TECHNOLOGY CO., LTD.
Reel/Frame 050007/0637 →