Wolfgang Ebertz

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Stable 3,3'-dichlorobenzidine dihydrochloride suspension
- Patent number 5,417,881
- Issue date May 23, 1995
- Hoechst Aktiengesellschaft
- Dieter Steidl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a glyoxylic acid ester
- Patent number 4,968,833
- Issue date Nov 6, 1990
- Hoechst Aktiengesellschaft
- Robert K. Driscoll
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazi...
- Patent number 4,804,755
- Issue date Feb 14, 1989
- Hoechst Aktiengesellschaft
- Dieter Reuschling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of glyoxylic hemiacetal esters
- Patent number 4,692,547
- Issue date Sep 8, 1987
- Hoechst Aktiengesellschaft
- Robert K. Driscoll
- C07 - ORGANIC CHEMISTRY