IP Library › Assignment 023629/0339
Patent Assignment
Reel/Frame 023629/0339

Assignment of Assignor's Interest

Recorded: 2009-12-09 Pages: 4
Assignor
YOON, CHUL-JIN
Executed: 2009-12-09
Assignee
DONGBU HITEK CO., LTD.
891-10 DAECHI-DONG, GANGNAM-GU, SEOUL, 135-280, KOREA, REPUBLIC OF
Covered Property (1)
Semiconductor Device and Manufacturing Method of Semiconductor Device
Patent: 8,232,592 →
Application: 12/634,168 →
Publication: US 2010/0140691
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 30, 2017
From: DONGBU HITEK CO., LTD.
To: DB HITEK CO., LTD.
Reel/Frame 044559/0819 →
Assignment of Assignor's Interest Jul 10, 2019
From: DB HITEK CO., LTD.
To: COLUMBA TECHNOLOGIES INC.
Reel/Frame 049709/0857 →