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Reiner Kirrstetter
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Kelkheim, DE
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last 30 patents
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Patent Grant
Process for the preparation of penem compounds
Patent number
5,198,544
Issue date
Mar 30, 1993
Hoechst Aktiengesellschaft
Karl-Heinz Budt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystallized cephem-acid addition salts, and a process for the prep...
Patent number
4,845,087
Issue date
Jul 4, 1989
Hoechst Aktiengesellschaft
Rudolf Lattrell
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of 3-pyridinium-methyl-cephalosporins
Patent number
4,692,516
Issue date
Sep 8, 1987
Hoechst Aktiengesellschaft
Reiner Kirrstetter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of cephem compounds
Patent number
4,667,028
Issue date
May 19, 1987
Hoechst Aktiengesellschaft
Wilfried Schwab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephalosporin derivatives
Patent number
4,647,556
Issue date
Mar 3, 1987
Hoechst Aktiengesellschaft
Rudolf Lattrell
C07 - ORGANIC CHEMISTRY