Patent Assignment
Reel/Frame 010101/0486
Assignment of Assignor's Interest
Recorded: 1999-07-01
Pages: 3
Assignors
BOGDANOVIC, SANDRA
Executed: 1999-01-22
FROHNING, CARL-DIETER
Executed: 1999-03-24
BAHRMANN, HELMUT
Executed: 1999-03-26
BELLER, MATTHIAS
Executed: 1999-02-15
HABER, STEFFEN
Executed: 1999-02-15
KLEINER, HANS-JERG
Executed: 1999-02-25
Assignee
AVENTIS RESEARCH & TECHNOLOGY DEUTSCHLAND GMBH & CO. KG.
D-65926 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Catalyst and Process for the Production of Aldehydes by Hydroformylation of Olefinically Unsaturated Compounds
Patent:
6,191,063 →
Application:
09/230,576 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 6, 2000
From: HOECHST RESEARCH & TECHNOLOGY GMBH & CO. KG
To: AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO. KG
Reel/Frame 010658/0945 →
Assignment of Assignor's Interest
Mar 6, 2000
From: AVENTIS RESEARCH TECHNOLOGIES GMBH & CO. KG
To: CELANESE GMBH
Reel/Frame 010658/0961 →
Change of Name
Jan 5, 2001
From: CELANESE GMBH
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 011751/0712 →