IP Library Assignment 022794/0052
Patent Assignment
Reel/Frame 022794/0052

Assignment of Assignor's Interest

Recorded: 2009-05-28 Pages: 2
Assignors
SUN, YANG KOOK
Executed: 2009-05-26
LEE, KI SOO
Executed: 2009-05-26
Assignee
SK ENERGY CO., LTD.
99, SEORIN-DONG, JUNGRO-GU, SEOUL 110-110, KOREA, REPUBLIC OF
Covered Property (1)
Core-Shell Spinel Cathode Active Materials for Lithium Secondary Batteries, Lithium Secondary Batteries Using the Same and Method for Preparing Thereof
Patent: 8,142,932 →
Application: 12/312,946 →
Publication: US 2009/0272939
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jul 14, 2011
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 026619/0330 →
Corrective Assignment to Correct the Incorrect Patent Number 7448700 and Replace It with 7488700 Previously Recorded on Reel 026619 Frame 0330. Assignor(S) Hereby Confirms the Change of Name. Apr 11, 2016
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 038406/0201 →
Change of Address Nov 7, 2022
From: SK INNOVATION CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 061895/0380 →
Nunc Pro Tunc Assignment Nov 7, 2022
From: SK INNOVATION CO., LTD.
To: SK ON CO., LTD.
Reel/Frame 062034/0198 →