Patent Assignment
Reel/Frame 020392/0560
Assignment of Assignor's Interest
Recorded: 2008-01-21
Pages: 3
Assignors
CHOI, SUN
Executed: 2007-12-21
KIM, YONG SEUNG
Executed: 2007-12-21
PARK, DEUK SOO
Executed: 2007-12-21
KIM, SUK JOON
Executed: 2007-12-21
KIM, JI MIN
Executed: 2007-12-21
KIM, HONG CHAN
Executed: 2007-12-21
OH, SEUNG HOON
Executed: 2007-12-21
KIM, TAE JIN
Executed: 2007-12-21
CHOO, DAE HYUN
Executed: 2007-12-21
Assignee
SK ENERGY CO., LTD.
99 SEORIN-DONG, JONGRO-GU, SEOUL, 110-110, KOREA, REPUBLIC OF
Covered Property
(1)
Catalytic Cracking Process Using Fast Fluidization for the Production of Light Olefins from Hydrocarbon Feedstock
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 →