Patent Assignment
Reel/Frame 058672/0941
Change of Name
Recorded: 2022-01-10
Pages: 10
Assignor
AEKYUNG PETROCHEMICAL CO., LTD.
Executed: 2021-11-01
Assignee
AEKYUNG CHEMICAL CO. LTD.
188 YANGWHA-RO, MAPO-GU, DONGGYO-DONG, 9FL., SEOUL, 04051, KOREA, REPUBLIC OF
Covered Properties
(2)
Manufacturing Method of Polyaspartic Acid Using Maleic Anhydride
Carbonaceous Material for Negative Electrode Active Material Additive for Lithium Secondary Battery
Application:
16/757,899 →
Publication:
US 2021/0214234
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 17, 2009
From: KIM, JEONG GON; LEE, JONG HWA; SEO, SUNG DUCK; YU, YEONG IM
To: AEKYUNG PETROCHEMICAL CO., LTD.
Reel/Frame 023529/0349 →
Assignment of Assignor's Interest
Apr 21, 2020
From: LEE, JANG HO; CHAE, BYUNG MOK; CHO, SANG WON; LEE, DONG JU
To: AEKYUNG PETROCHEMICAL CO., LTD.
Reel/Frame 052453/0830 →