IP Library Assignment 020180/0001
Patent Assignment
Reel/Frame 020180/0001

Assignment of Assignor's Interest

Recorded: 2007-11-30 Pages: 5
Assignors
HWANG, SANG-IL
Executed: 2007-11-29
JANG, JEONG-YEL
Executed: 2007-11-29
Assignee
DONGBU HITEK CO., LTD.
891-10 DAECHI-DONG, GANGNAM-GU, SEOUL, 135-280, KOREA, REPUBLIC OF
Covered Property (1)
Method for Manufacturing a Semiconductor Capacitor
Patent: 7,846,808 →
Application: 11/947,534 →
Publication: US 2008/0153248
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 →