Patent Assignment
Reel/Frame 014323/0382
Assignment of Assignor's Interest
Recorded: 2003-07-25
Pages: 3
Assignor
ZEYSS, SABINE
Executed: 2003-07-10
Assignee
CELANESE INTERNATIONAL CORP.
1601 WEST LBJ FREEWAY, DALLAS, TEXAS, 75381
Covered Property
(1)
Integrated Process for the Production of Vinyl Acetate
Patent:
6,790,983 →
Application:
10/258,836 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 12, 2002
From: UWE DINGERDISSEN
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 013485/0570 →
Assignment of Assignor's Interest
Nov 12, 2002
From: FRITCH, JOHN
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 013485/0576 →
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 →
Release of Security Interest
Aug 18, 2016
From: DEUTSCHE BANK AG, NEW YORK BRANCH
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 039743/0924 →