IP Library › Assignment 019228/0067
Patent Assignment
Reel/Frame 019228/0067

Assignment of Assignor's Interest

Recorded: 2007-04-30 Pages: 3
Assignors
BILDSTEIN, BENNO
Executed: 2005-06-20
KRAJETE, ALEXANDER
Executed: 2005-06-10
Assignee
BASELL POLYOLEFINE GMBH
BRUEHLER STRASSE 60, WESSELING, D-50389, GERMANY
Covered Property (1)
Polymerization Catalysts, Preparation of Polyolefins, Organotransition Metal Compounds and Ligands
Patent: 7,589,223 →
Application: 10/573,228 →
Publication: US 2007/0004884
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Grant of Security Interest in United States Patents and Patent Applications Mar 26, 2008
From: BASELL POLYOLEFINE GMBH; ARCO CHEMICAL TECHNOLOGY L.P.; ARCO CHEMICAL TECHNOLOGY, INC.; ATLANTIC RICHFIELD COMPANY
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 020704/0562 →
Release of Security Interest May 5, 2010
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: LYONDELL CHEMICAL TECHNOLOGY, L.P.; EQUISTAR CHEMICALS, LP
Reel/Frame 024337/0856 →