Patent Assignment
Reel/Frame 017318/0374
Assignment of Assignor's Interest
Recorded: 2005-12-02
Pages: 2
Assignor
LEE, KYE NAM
Executed: 2005-11-28
Assignee
DONGBUANAM SEMICONDUCTOR INC.
891-10, DAECHI-DONG, GANGNAM-GU,, SEOUL, 135-280, KOREA, REPUBLIC OF
Covered Property
(1)
Semiconductor Device and Manufacturing Method Thereof
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 13, 2006
From: DONGBUANAM SEMICONDUCTOR INC.
To: DONGBU ELECTRONICS CO., LTD.
Reel/Frame 018099/0256 →
Merger and Change of Name
Nov 29, 2017
From: DONGBU ELECTRONICS CO., LTD.; DONGBU HITEK CO., LTD.
To: DONGBU HITEK CO., LTD.
Reel/Frame 044533/0523 →
Change of Name
Nov 30, 2017
From: DONGBU HITEK CO., LTD.
To: DB HITEK CO., LTD
Reel/Frame 044555/0913 →
Assignment of Assignor's Interest
Jul 10, 2019
From: DB HITEK CO., LTD.
To: COLUMBA TECHNOLOGIES INC.
Reel/Frame 049709/0857 →
Assignment of Assignor's Interest
Jun 5, 2020
From: COLUMBA TECHNOLOGIES, INC.
To: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
Reel/Frame 052845/0474 →