IP Library Assignment 023994/0535
Patent Assignment
Reel/Frame 023994/0535

Assignment of Assignor's Interest

Recorded: 2010-02-26 Pages: 3
Assignors
CHEON, YANG-HO
Executed: 2010-01-22
CHOI, YOUNG-GYO
Executed: 2010-01-22
Assignee
HYOSUNG CORPORATION
HYOSUNG BUILDING 450, GONGDUK-DONG, MAPO-GU, SEOUL, 121-120, KOREA, REPUBLIC OF
Covered Property (1)
Method and Apparatus for Separating and Refining High Purity 2,6-Naphthalene Dicarboxylic Acid Using Crystallization
Patent: 8,288,586 →
Application: 12/675,403 →
Publication: US 2010/0256415
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address Oct 18, 2018
From: HYOSUNG CORPORATION
To: HYOSUNG CORPORATION
Reel/Frame 047776/0052 →
Assignment of Assignor's Interest Dec 21, 2018
From: HYOSUNG CORPORATION
To: HYOSUNG CHEMICAL CORPORATION
Reel/Frame 047841/0075 →