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Otto E. Schweikert
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Kelkheim, DE
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last 30 patents
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Patent Grant
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazi...
Patent number
4,876,341
Issue date
Oct 24, 1989
Hoechst Aktiengesellschaft
Joachim Schutz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazi...
Patent number
4,806,639
Issue date
Feb 21, 1989
Hoechst Aktiengesellschaft
Dieter Reuschling
C07 - ORGANIC CHEMISTRY
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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
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Patent Grant
Process for the preparation of 2-hydroxy-(9H)-carbazole
Patent number
4,628,106
Issue date
Dec 9, 1986
Hoechst Aktiengesellschaft
Otto E. Schweikert
C07 - ORGANIC CHEMISTRY