Patent Assignment
Reel/Frame 016155/0232
Assignment of Assignor's Interest
Recorded: 2004-12-29
Pages: 2
Assignor
BANG, KI WAN
Executed: 2004-12-08
Assignee
DONGBUANAM SEMICONDCUTOR INC.
891-10 DAECHI-DONG, GANGNAM-GU, SEOUL, KOREA, REPUBLIC OF
Covered Property
(1)
Method of Fabricating Semiconductor Device
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 15, 2005
From: BANG, KI WAN
To: DONGBUANAM SEMICONDUCTOR, INC.
Reel/Frame 015910/0098 →
Change of Name
May 22, 2006
From: DONGANAM SEMICONDUCTOR INC.
To: DONGBU ELECTRONICS CO., LTD.
Reel/Frame 017654/0078 →
Corrective Assignment to Correct the Assignor Previously Recorded on Reel 017654 Frame 0078. Assignor(S) Hereby Confirms the Assignor Should Be "Dongbuanam Semiconductor Inc.".
Jun 22, 2006
From: DONGBUANAM SEMICONDUCTOR INC.
To: DONGBU ELECTRONICS CO., LTD.
Reel/Frame 017829/0911 →
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 →