Patent Assignment
Reel/Frame 015356/0575
Assignment of Assignor's Interest
Recorded: 2004-11-09
Pages: 3
Assignor
HE, CHUNZHI
Executed: 2004-08-25
Assignee
COLUMBIAN CHEMICALS COMPANY
1800 WEST OAK COMMONS COURT, MARIETTA, GEORGIA, 30062-2253
Covered Property
(1)
Ion removal from particulate material using electrodeionization process and devices therefor
Application:
10/928,302 →
Publication:
US 2006/0042957
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Mar 22, 2006
From: COLUMBIAN CHEMICALS COMPANY
To: JPMORGAN CHASE BANK SEOUL BRANCH
Reel/Frame 017344/0361 →
Release of Security Interest
May 25, 2007
From: JPMORGAN CHASE BANK SEOUL BRANCH
To: COLUMBIAN CHEMICALS COMPANY
Reel/Frame 019341/0120 →
Corrective Assignment to Correct the Incorrect Serial Number 10923803 Previously Recorded on Reel 019331 Frame 0363. Assignor(S) Hereby Confirms the Security Agreement.
May 25, 2007
From: COLUMBIAN CHEMICALS COMPANY
To: HSBC BANK, USA, NATIONAL ASSOCIATION
Reel/Frame 019347/0701 →
Termination and Release of Security Interest in Patent Rights
Nov 19, 2010
From: HSBC BANK, USA, NATIONAL ASSOCIATION
To: COLUMBIAN CHEMICALS COMPANY
Reel/Frame 025408/0645 →