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Wolfgang Losert
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Berlin, DE
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last 30 patents
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Patent Grant
1.alpha.,7.alpha.-dithio-substituted spirolactones, processes for t...
Patent number
4,789,668
Issue date
Dec 6, 1988
Schering Aktiengesellschaft
Klaus Nickisch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel prostacyclin derivatives and a process for the preparation th...
Patent number
4,692,464
Issue date
Sep 8, 1987
Schering Aktiengesellschaft
Werner Skuballa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
7.alpha.-Substituted 3-oxo-17.alpha.-pregn-4-ene-21,17-carbolactone...
Patent number
4,559,331
Issue date
Dec 17, 1985
Schering Aktiengesellschaft
Klaus Nickisch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15,16 -Methylene-17.alpha.-pregna-4,6-diene-21-carboxylic acid salt...
Patent number
4,542,024
Issue date
Sep 17, 1985
Schering Aktiengesellschaft
Klaus Nickisch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
11.beta.-aryl estradienes, processes for their production and pharm...
Patent number
4,536,401
Issue date
Aug 20, 1985
Schering Aktiengesellschaft
Guenter Neef
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7.alpha.-Acylthio-1.alpha.,2.alpha.-methylene-3-oxo-17.alpha.-pregn...
Patent number
4,511,565
Issue date
Apr 16, 1985
Schering Aktiengesellschaft
Henry Laurent
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7.alpha.-Acylthio-15,16-methylene-3-oxo-17.alpha.-pregna-1,4-diene-...
Patent number
4,500,522
Issue date
Feb 19, 1985
Schering Aktiengesellschaft
Klaus Nickisch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Certain pyrrole analogs of prostacyclin derivatives
Patent number
4,315,013
Issue date
Feb 9, 1982
Schering, Aktiengesellschaft
Werner Skuballa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
6.beta.,7.beta.;15,16-Dimethylene-1,4-androstadien-3-ones, their pr...
Patent number
4,291,029
Issue date
Sep 22, 1981
Schering, Aktiengesellschaft
Rudolf Wiechert
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
5-Cyano-prostacyclin derivatives
Patent number
4,219,479
Issue date
Aug 26, 1980
Schering Aktiengesellschaft
Helmut Vorbruggen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
17.beta.-Hydroxy-4-androsten-3-ones and process for the preparation...
Patent number
4,180,570
Issue date
Dec 25, 1979
Schering Aktiengesellschaft
Rudolf Wiechert
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline prostanoic acid esters
Patent number
4,154,953
Issue date
May 15, 1979
Schering Aktiengesellschaft
Werner Skuballa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spirolactones
Patent number
4,129,564
Issue date
Dec 12, 1978
Schering, A.G. Patentabteilung
Rudolf Wiechert
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-Androsten-3-ones and process for the preparation thereof
Patent number
4,118,488
Issue date
Oct 3, 1978
Schering Aktiengesellschaft
Rainer Philippson
C07 - ORGANIC CHEMISTRY