IP Library Assignment 036552/0908
Patent Assignment
Reel/Frame 036552/0908

Assignment of Assignor's Interest

Recorded: 2015-09-14 Pages: 4
Assignors
JEON, HEE JUNG
Executed: 2015-05-19
KWON, WAN SEOP
Executed: 2015-05-21
OK, JIN HEE
Executed: 2015-05-19
KIM, YEON HO
Executed: 2015-05-21
KIM, YONG WOO
Executed: 2015-05-19
KIM, YONG WOON
Executed: 2015-05-22
Assignees
SK INNOVATION CO., LTD.
(SEORIN-DONG, SK BLDG.) 26, JONGRO, JONGRO-GU, SEOUL, 110-110, KOREA, REPUBLIC OF
SK LUBRICANTS CO., LTD.
(SEORIN-DONG) 26, JONGRO, JONGRO-GU, SEOUL, 110-110, KOREA, REPUBLIC OF
Covered Property (1)
Method of Preparing Drilling Fluid and Lube Base Oil Using Biomass-Derived Fatty Acid
Patent: 9,909,047 →
Application: 14/728,258 →
Publication: US 2015/0368537
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jan 23, 2023
From: SK LUBRICANTS CO., LTD.
To: SK ENMOVE CO., LTD.
Reel/Frame 062455/0211 →
Merger Jan 21, 2026
From: SK ENMOVE CO., LTD.
To: SK ON CO., LTD.
Reel/Frame 074882/0131 →