Patent Assignment
Reel/Frame 020352/0111
Assignment of Assignor's Interest
Recorded: 2008-01-11
Pages: 3
Assignors
KWAK, BYONG SUNG
Executed: 2007-12-10
OH, SEUNG HOON
Executed: 2007-12-10
KIM, TAE JIN
Executed: 2007-12-10
CHOO, DAE HYUN
Executed: 2007-12-10
CHUNG, YOUNG MIN
Executed: 2007-12-10
Assignee
SK ENERGY CO., LTD.
99 SEORIN-DONG, SEOUL, 110-110, KOREA, REPUBLIC OF
Covered Property
(1)
Method of Regeneration of Titanium-Containing Molecular Sieve Catalyst
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 →