Patent Assignment
Reel/Frame 008173/0467
Assignment of Assignor's Interest
Recorded: 1996-08-26
Pages: 3
Assignors
BAHRMANN, HELMUT
Executed: 1996-08-14
LAPPE, PETER
Executed: 1996-08-14
FELL, BERNHARD
Executed: 1996-08-14
XIA, SHIGAO
Executed: 1996-08-14
KANAGASABAPATHY, SUBBA
Executed: 1996-08-14
Assignee
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60, D-46128 OBERNAUSEN, GERMANY
Covered Property
(1)
Process for the Hydroformylation of Olefinically Unsaturated Compounds
Patent:
5,756,854 →
Application:
08/701,775 →
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 →