Patent Assignment
Reel/Frame 017888/0443
Assignment of Assignor's Interest
Recorded: 2006-07-06
Pages: 4
Assignors
CHOI, SUN
Executed: 2006-05-16
KIM, YONG SEUNG
Executed: 2006-05-16
PARK, DEUK SOO
Executed: 2006-05-16
KIM, SUK JOON
Executed: 2006-05-16
YANG, IL MO
Executed: 2006-05-16
KIM, HEE YOUNG
Executed: 2006-05-16
PARK, YONG KI
Executed: 2006-05-16
LEE, CHUL WEE
Executed: 2006-05-25
CHOI, WON CHOON
Executed: 2006-05-16
KO, KWANG AN
Executed: 2006-05-25
KANG, NA YOUNG
Executed: 2006-05-25
Assignees
SK CORPORATION
99, SEORIN-DONG, JONGRO-GU, SEOUL, 110-110, KOREA, REPUBLIC OF
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
100, JANG-DONG, YUSEONG-GU, DAEJEON, 305-343, KOREA, REPUBLIC OF
Covered Property
(1)
Process for Production of Light Olefins from Hydrocarbon Feedstock
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 14, 2007
From: SK CORPORATION
To: SK ENERGY CO., LTD
Reel/Frame 020249/0017 →
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 →