Patent Assignment
Reel/Frame 008958/0491
Assignment of Assignor's Interest
Recorded: 1998-01-13
Pages: 2
Assignee
YUKONG LIMITED
26-4, YOIDO-DONG, YONGDUNGPO-KU, SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Covered Property
(1)
O-Thiocarbamoyl-Aminoalkanol Compounds, Their Pharmaceutically Useful Salts and Process for Preparing the Same
Patent:
5,935,997 →
Application:
09/006,528 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 26, 1999
From: YUKONG LIMITED
To: SK CORPORATION
Reel/Frame 010188/0666 →
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 →