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Hermann Steinbeck
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Berlin, DE
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last 30 patents
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Patent Grant
11-Methylene-.DELTA..sup.15 -steroids, their preparation and use in...
Patent number
4,371,529
Issue date
Feb 1, 1983
Schering, Aktiengesellschaft
Helmut Hofmeister
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15 Hydroxylation of 1.alpha.,2.alpha.-methylene steroids
Patent number
4,337,311
Issue date
Jun 29, 1982
Schering Aktiengesellschaft
Karl Petzoldt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
16 .alpha.-Alkyl steroids, their preparation, and pharmaceutical pr...
Patent number
4,333,928
Issue date
Jun 8, 1982
Schering, Aktiengesellschaft
Gunter Neef
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-Hydroxy steroids, a process for the production thereof, and pharm...
Patent number
4,307,088
Issue date
Dec 22, 1981
Schering Aktiengesellschaft
Karl Petzoldt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
11-Methylene steroids, their preparation and pharmaceutical prepara...
Patent number
4,277,468
Issue date
Jul 7, 1981
Schering Aktiengesellschaft
Helmut Hofmeister
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,3-Dibenzoic acid esters of 17.alpha.-ethynyl-7.alpha.-methyl-1,3,...
Patent number
4,259,325
Issue date
Mar 31, 1981
Schering Aktiengesellschaft (A.G.)
Klaus Prezewowsky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydroxylated 1 alpha, 2 alpha-methylene steroids
Patent number
4,196,204
Issue date
Apr 1, 1980
Schering Aktiengesellschaft
Karl Petzoldt
C07 - ORGANIC CHEMISTRY