IP Library Assignment 020189/0607
Patent Assignment
Reel/Frame 020189/0607

Assignment of Assignor's Interest

Recorded: 2007-12-03 Pages: 3
Assignor
JANG, DUCK KI
Executed: 2007-11-29
Assignee
DONGBU HITEK CO., LTD.
891-10 DAECHI-DONG, KANGNAM-KU, SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Covered Property (1)
Ion Implantation Method for High Voltage Device
Patent: 7,687,353 →
Application: 11/948,803 →
Publication: US 2008/0160704
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 →