Inventor · disambiguated record
Sándor Mahó
Also filed as: MAHO SANDOR · MAHOE SANDOR · Mahó Sándor
17 granted patents·1 pending application·50 citations·filing 1993–2020
90Inventor score
Top patents by PatentIndex Score
18 records- 0172US5547949ASteroids with pregnane skeleton, pharmaceutical compositions containing themRICHTER GEDEON VEGYESZET·Filed 1993·Granted Aug 20, 1996·14 cites·4 claims
- 0266US8183402B2Industrial 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 processBODI JOZSEF·Filed 2008·Granted May 22, 2012·2 cites·5 claims
- 0364US7576226B2Process of making isomers of norelgestromin and methods using the sameRICHTER GEDEON VEGYESZET·Filed 2004·Granted Aug 18, 2009·2 cites·20 claims
- 0460US8314145B2High purity 17α-cyanomethyl-17β-hydroxy-estra-4,9-diene-3-one and process for the synthesis thereofDANCSI LAJOSNE·Filed 2006·Granted Nov 20, 2012·1 cites·14 claims
- 0560US6583298B1Process for the synthesis of 17β-hydroxy-17α-methyl-2-oxa-5α-androstane-3-oneRICHTER GEDEON VEGYESZET·Filed 2000·Granted Jun 24, 2003·5 cites·12 claims
- 0660US2009312299A1Isolated Isomers of Norelgestromin and Methods of Making and Using the SameRICHTER GEDEON VEGYESZET·Filed 2009·Application pending·0 cites
- 0758US7816546B2Process for the synthesis of high purity d-(17α)-13-ethyl-17-hydroxy-18,19-dinorpregn-4-ene-20-yn-3-one-oximeRICHTER GEDEON VEGYESZET·Filed 2004·Granted Oct 19, 2010·0 cites·14 claims
- 0855US8513228B2Crystalline form of antiprogestin CDB-4124SANTA CSABA·Filed 2010·Granted Aug 20, 2013·1 cites·11 claims
- 0954US5510345ABiologically active eburnamenine derivatives, pharmaceutical compositions containing them and process for preparing sameRICHTER GEDEON VEGYESZET·Filed 1993·Granted Apr 23, 1996·12 cites·4 claims
- 1052US6448413B1Process for the synthesis of a-nor-seco compounds with sterane skeletonRICHTER GEDEON VEGYESZET·Filed 2000·Granted Sep 10, 2002·1 cites·11 claims
- 1151US9562067B2Process for the production of 19-norpregn-4-en-3,20-dione-17α-ol(gestonorone) and intermediates thereforRICHTER GEDEON NYRT·Filed 2014·Granted Feb 7, 2017·0 cites·20 claims
- 1247US11274119B2Industrial process for the synthesis of nomegestrol-acetateRICHTER GEDEON NYRT·Filed 2017·Granted Mar 15, 2022·0 cites·7 claims
- 1347US5591735AAndrostane derivatives substituted by a quaternary ammonium group in 16-position, pharmaceutical compositions containing them and process for preparing sameMARVISHI PHARMACEUTICAL CO LTD·Filed 1993·Granted Jan 7, 1997·12 cites·8 claims
- 1442US9676814B2Industrial process for the synthesis of ulipristal acetate and its 4′-acetyl analogueRICHTER GEDEON NYRT·Filed 2014·Granted Jun 13, 2017·0 cites·20 claims
- 1541US9683010B2Process for the production of 21-methoxy-11-beta-phenyl-19-nor-pregna-4,9-diene-3,20-dione derivativesRICHTER GEDEON NYRT·Filed 2015·Granted Jun 20, 2017·0 cites·9 claims
- 1637US11633406B2Industrial process for the preparation of high purity estetrolRICHTER GEDEON NYRT·Filed 2020·Granted Apr 25, 2023·0 cites·16 claims
- 1731US8450476B2Process 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 processGALIK GYOERGY·Filed 2005·Granted May 28, 2013·0 cites·10 claims
- 1830US8309712B2Industrial 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 processSOEROES BELA·Filed 2005·Granted Nov 13, 2012·0 cites·14 claims
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