Patent Assignment
Reel/Frame 008957/0526
Assignment of Assignor's Interest
Recorded: 1998-01-13
Pages: 2
Assignor
CHOI, YONG MOON
Executed: 1998-01-09
Assignee
YUKONG LIMITED
26-4, YOIDO-DONG, YONGDUNGPO-KU, SEOUL, KOREA, REPUBLIC OF
Covered Property
(1)
Tetrahydroisoquinolinealkanol Derivatives and Pharmaceutical Compositions Containing Same
Patent:
5,955,471 →
Application:
08/995,645 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jun 18, 1999
From: YUKONG LIMITED
To: SK CORPORATION
Reel/Frame 010043/0149 →
Assignment of Assignor's Interest
Feb 25, 2002
From: SHIN, HUN-WOO; KIM, MIN-WOO
To: SK CORPORATION
Reel/Frame 012641/0395 →
Change of Name
Nov 19, 2007
From: SK CORPORATION
To: SK HOLDINGS CO., LTD.
Reel/Frame 020156/0012 →
Corrective Assignment to Correct the Country of Assignee Previously Recorded on Reel 020156 Frame 0012. Assignor(S) Hereby Confirms the Sk Corporation to Sk Holdings Co., Ltd..
Jun 26, 2008
From: SK CORPORATION
To: SK HOLDINGS CO, LTD.
Reel/Frame 021147/0611 →
Assignment of Assignor's Interest
Jan 19, 2012
From: SK HOLDINGS CO., LTD.
To: SK BIOPHARMACEUTICALS CO., LTD.
Reel/Frame 027558/0316 →