HD

Helmut Dahl

SC Schering: 13 patents #214 of 2,442Top 9%
Overall (All Time): #389,166 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6512139 Oxidation inhibitors in prostane derivatives Torsten Wagner, Martin Wessel, Ralph Lipp, Bernd Iffert, Heinrich Michel +2 more 2003-01-28
5403724 Microbiological reduction of prostacyclin intermediate products with a 15-keto group Karl Petzoldt, Werner Skuballa 1995-04-04
5248609 Racemic separation of 7.alpha.-acyloxy-6.beta.-hydroxymethyl-2-oxabicyclo[3.]-octan-3-ones by stereospecific enzymatic acylate hydrolysis Karl Petzoldt 1993-09-28
5200530 Keto reduction of carbacyclin intermediates Gabriela Buttner, Dieter Peschel 1993-04-06
5102793 Stereospecific keto reduction of bicyclooctandione-carboxylic acid esters by microorganisms Karl Petzoldt, Helmut Vorbruggen 1992-04-07
5010065 Cyclodextrin clathrates of 5-cyanoprostacyclin derivatives and their use as pharmaceutical agents Werner Skuballa, Helmut Vorbrueggen, Olaf Loge, Karl-Heinz Thierauch 1991-04-23
4925956 Novel process for manufacturing optically active carbacyclin intermediates Werner Skuballa 1990-05-15
4894336 Racemic dissociation of 3-acyloxy bicyclo(3.3.0)octan-7-one-2-carboxylic acid esters by stereospecific enzymatic or microbiological acylate hydrolysis Karl Petzoldt, Werner Skuballa 1990-01-16
4894391 Novel prostacyclin derivatives, process for the preparation thereof, and use thereof as medicinal agents Werner Skuballa, Bernd Raduchel, Helmut Vorbruggen, Olaf Loge 1990-01-16
4886788 Cyclodextrin clathrates of carbacyclin derivatives and their use as medicinal agents Werner Skuballa, Helmut Vorbrueggen, Claus-Steffen Stuerzebecher, Karl-Heinz Thierauch 1989-12-12
4247635 Microbiological reduction of 15-ketoprostaglandin intermediates Klaus Kieslich, Bernd Raduchel, Werner Skubalia, Helmut Vorbruggen 1981-01-27
4224320 Novel steroids of the pregnane series, substituted in the 17-position, their manufacture and their use Ernst Schottle, Reinhold Wieske, Alfred Weber, Mario Kennecke 1980-09-23
4207316 Novel 17-substituted 11 .beta.-hydroxy steroids of the pregnane series, their manufacture, preparation and use Ernst Schottle, Alfred Weber, Mario Kennecke, Joachim-Friedrich Kapp, Hans Wendt +3 more 1980-06-10