Patent Assignment
Reel/Frame 021148/0294
Assignment of Assignor's Interest
Recorded: 2008-06-25
Pages: 4
Assignors
KWAK, BYONG SUNG
Executed: 2008-06-16
YOON, YOUNG SEEK
Executed: 2008-06-03
KIM, JIN HONG
Executed: 2008-06-03
LIM, MEE SOOK
Executed: 2008-06-03
Assignee
SK ENERGY CO., LTD.
99 SEORIN-DONG, JONGRO-GU, SEOUL, 110-110, KOREA, REPUBLIC OF
Covered Property
(1)
Platinum Based Catalyst for Oxidation/Reduction Reaction and Its Use
Application:
12/158,279 →
Publication:
US 2008/0274878
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 12, 2011
From: SK ENERGY CO., LTD
To: SK INNOVATION CO., LTD.
Reel/Frame 026576/0776 →
Corrective Assignment to Correct the Assignee Address Previously Recorded on Reel 026576 Frame 0776. Assignor(S) Hereby Confirms the Change of Name.
May 24, 2017
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 042553/0926 →