Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8450476 | Process for the preparation of 17-hydroxy-6β,7β;15β,16β-bismethylene-17α-pregn-4-ene-3-one-21-carboxylic acid γ-lactone and key intermediates for this process | György Gálik, Judit Horvath, Béla Sörös, Sándor Mahó, Gabor Balogh | 2013-05-28 |
| 8309712 | Industrial process for the preparation of 17-hydroxy-6beta,7beta;15beta, 16beta-bismethylene-3-oxo-17alpha-pregn-4-ene-21-carboxylic acid y-lactone and key intermediates for this process | Béla Sörös, Judit Horvath, György Gálik, József Bódi, Sándor Mahó +2 more | 2012-11-13 |
| 8183402 | Industrial method for the synthesis of 17-acetoxy-11β[4-(dimethylamino)-phenyl]-21-methoxy-19-norpregna-4,9-dien-3,20-dione and the key intermediates of the process | József Bódi, Gyorgy Visky, János Széles, Sándor Mahó, Csaba Sánta +6 more | 2012-05-22 |
| 8110691 | Industrial process for the synthesis of 17α-acetoxy-11β-[4-(N,N-dimethyl-amino)-phenyl]-19-norpregna-4,9-diene-3,20-dione and new intermediates of the process | Lajosné Dancsi, Gyorgy Visky, János Csörgei, Csaba Molnar, Endréné Magyari | 2012-02-07 |
| 7816546 | Process for the synthesis of high purity d-(17α)-13-ethyl-17-hydroxy-18,19-dinorpregn-4-ene-20-yn-3-one-oxime | Sándor Mahó, Janos Kiss, Endréné Magyari, László Terdy | 2010-10-19 |
| 7576226 | Process of making isomers of norelgestromin and methods using the same | Sándor Mahó, Gyorgy Keseru, József Kozma, Janos Horvath, Gabor Balogh | 2009-08-18 |
| 7199257 | Process for the synthesis of N-(4-cyano-3-trifluoromethylphenyl)-3-(4-fluorophenylsulfonyl)-2-hydroxy-2-methylpropionamide | Béla Sörös, György Gálik, Adam Bor, Adam Demeter, Ferenc Trischler +2 more | 2007-04-03 |
| 6583298 | Process for the synthesis of 17&bgr;-hydroxy-17&agr;-methyl-2-oxa-5&agr;-androstane-3-one | Csaba Sánta, Sándor Mahó, János Széles, Katalin FERENCZI, Peter Horvath +3 more | 2003-06-24 |
| 6448413 | Process for the synthesis of a-nor-seco compounds with sterane skeleton | Csaba Sánta, Sándor Mahó, János Széles, Gabor Balogh, Janos Brlik +3 more | 2002-09-10 |
| 5591735 | Androstane derivatives substituted by a quaternary ammonium group in 16-position, pharmaceutical compositions containing them and process for preparing same | E. Szilveszter Vizi, Francis F. Foldes, Sándor Mahó | 1997-01-07 |
| 5547949 | Steroids with pregnane skeleton, pharmaceutical compositions containing them | Sándor Mahó, Aniko Gere, Pal Vittay, Bela Kiss, Eva Palosi +5 more | 1996-08-20 |
| 5510345 | Biologically active eburnamenine derivatives, pharmaceutical compositions containing them and process for preparing same | Sándor Mahó, Aniko Gere, Pal Vittay, Bela Kiss, Eva Palosi +7 more | 1996-04-23 |
| 5410040 | Diamino-androstane derivatives | Judit Horvath, Maria Lovas nee Marsai, Miklos Riesz, deceased, Katalin Biro, Laszle Szporny +1 more | 1995-04-25 |
| 4200636 | 3-Amino-17a-aza-D-homoandrostane compounds, and pharmaceutical compositions containing them | Maria Marsai, Sandor Gorog, Katalin Biro, Egon Karpati, Laszlo Szporny | 1980-04-29 |