Toetsch; Walter

Patent Applications and Registrations

Patent applications and USPTO patent grants for Toetsch; Walter.The latest application filed is for "process for the hydroformylation of higher olefins using cobalt compounds as catalyst".

Company Profile

0.6.3

Toetsch; Walter - Marl DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for the rhodium-catalyzed hydroformylation of olefins with reduction of rhodium losses Grant 7,232,931 - Toetsch , et al. June 19, 2	2007-06-19
Process for the hydroformylation of higher olefins using cobalt compounds as catalyst Grant 6,720,457 - Drees , et al. April 13, 2	2004-04-13
Process for the hydroformylation of higher olefins using cobalt compounds as catalyst App 20030032843 - Drees, Stefan ; et al.	2003-02-13
Stabilizing rhodium catalysts for the hydroformylation of olefins Grant 6,500,991 - Wiese , et al. December 31, 2	2002-12-31
Process for the hydroformylation of olefins by reducing the formic acid concentration Grant 6,403,836 - Kaizik , et al. June 11, 2	2002-06-11
Process for preparing di-iso-butanes, di-iso-butenes and di-n-butenes from field butanes App 20020026087 - Nierlich, Franz ; et al.	2002-02-28
Process for the hydroformylation of olefins by reducing the formic acid concentration App 20010023306 - Kaizik, Alfred ; et al.	2001-09-20
Process for preparing butene oligomers from field butanes Grant 5,998,685 - Nierlich , et al. December 7, 1	1999-12-07
Process for preparing butene oligomers from Fischer-Tropsch olefins Grant 5,994,601 - Nierlich , et al. November 30, 1	1999-11-30

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