Patent Assignment
Reel/Frame 014792/0138
Assignment of Assignor's Interest
Recorded: 2003-12-09
Pages: 5
Assignee
CELANESE INTERNATIONAL CORPORATION
BISHOP IP LEGAL DEPT. / IZIP 701, 1601 WEST LBJ FREEWAY, DALLAS, TEXAS, 75234
Covered Property
(1)
Polyvinyl alcohol and optical brightener concentrate
Application:
10/731,495 →
Publication:
US 2005/0124755
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
May 6, 2004
From: CELANESE INTERNATIONAL CORPORATION
To: DEUTSCHE BANK AG, NEW YORK BRANCH
Reel/Frame 014609/0519 →
Security Agreement
Nov 19, 2004
From: CELANESE INTERNATIONAL CORPORATION
To: DEUTSCHE BANK AG, NEW YORK BRANCH
Reel/Frame 015394/0181 →
Assignment of Security Interest in Certain Patents
Mar 25, 2008
From: CELANESE INTERNATIONAL CORPORATION
To: DEUTSCHE BANK AG, NEW YORK BRANCH, AS COLLATERAL AGENT
Reel/Frame 020690/0600 →