Patent Assignment
Reel/Frame 017041/0654
Assignment of Assignor's Interest
Recorded: 2005-09-28
Pages: 2
Assignee
CELANESE CHEMICALS EUROPE GMBH
FRANKFURTER STRASSE 111, KRONBERG, D-61476, GERMANY
Covered Property
(1)
Process for Preparing Aliphatic Straight-Chain and Beta-Alkyl-Branched Carboxylic Acids
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 27, 2007
From: CELANESE CHEMICALS EUROPE GMBH; CELANESE GMBH; HOECHST AG; CLARIANT GMBH
To: DRACHENFELSSEE 521. VV GMBH (TO BE RENAMED OXEA DEUTSCHLAND GMBH)
Reel/Frame 019069/0199 →
Change of Name
Mar 31, 2008
From: DRACHENFELSSEE 521. V V GMBH
To: OXEA DEUTSCHLAND GMBH
Reel/Frame 022703/0784 →
Change of Name
Apr 1, 2008
From: OXEA DEUTSCHLAND GMBH
To: OXEA GMBH
Reel/Frame 022856/0130 →