Patent Assignment
Reel/Frame 025479/0090
Assignment of Assignor's Interest
Recorded: 2010-12-08
Pages: 5
Assignor
DOOSAN MECATEC CO., LTD.
Executed: 2010-10-31
Assignees
DAELIM INDUSTRIAL CO., LTD.
146-12, SUSONG-DONG, JONGNO-GU, SEOUL, 110-140, KOREA, REPUBLIC OF
KOREA NATIONAL OIL CORPORATION
1588-14 GWANYANG-DONG, DONGAN-GU, ANYANG-SI, GYEONGGI-DO, 431-711, KOREA, REPUBLIC OF
HYUNDAI ENGINEERING CO., LTD.
917-9 MOK-DONG, YANGCHEON-GU, SEOUL, 158-050, KOREA, REPUBLIC OF
Covered Property
(1)
Preparing Phosphorus Containing Alumina Support by Sol-Gel Method for Fischer-Tropsch Synthesis and Catalyst Preparation Thereof
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 17, 2009
From: BAE, JONG-WOOK; KIM, SEUNG-MOON; LEE, YUN-JO; JUN, KI-WON
To: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY; DAELIM INDUSTRIAL CO., LTD.; DOOSAN MECATEC CO., LTD.; KOREA INTERNATIONAL CORPORATION
Reel/Frame 023531/0085 →
Corrective Assignment to Correct the 4TH Assignee's Name Previously Recorded on Reel 023531 Frame 0085. Assignor(S) Hereby Confirms the Assignee's Name.
Mar 16, 2010
From: BAE, JONG-WOOK; KIM, SEUNG-MOON; LEE, YUN-JO; JUN, KI-WON
To: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY; DAELIM INDUSTRIAL CO., LTD.; DOOSAN MECATEC CO., LTD.; KOREA NATIONAL OIL CORPORATION
Reel/Frame 024086/0019 →
Assignment of Assignor's Interest
Dec 10, 2010
From: DAELIM INDUSTRIAL CO., LTD.; KOREA NATIONAL OIL CORPORATION; HYUNDAI ENGINEERING CO., LTD.
To: KOREA GAS CORPORATION
Reel/Frame 025472/0502 →
Change of Name
May 27, 2011
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 026357/0924 →
Change of Assignee's Address
Apr 13, 2015
From: KOREA NATIONAL OIL CORPORATION
To: KOREA NATIONAL OIL CORPORATION
Reel/Frame 035411/0965 →