Inventor · disambiguated record
Bernd Helfert
Also filed as: HELFERT BERND
16 granted patents·3 pending applications·200 citations·filing 1996–2020
94Inventor score
Top patents by PatentIndex Score
19 records- 0195US7834020B2Polymorphic forms of 1-′4-(5-cyanoindol-3-yl)butyl-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2008·Granted Nov 16, 2010·33 cites·7 claims
- 0292US7981894B2Polymorphic forms of 1-′4-(5-cyanoindol-3-yl) butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochlorideMERCK PATENT GMBH·Filed 2009·Granted Jul 19, 2011·14 cites·11 claims
- 0388US8193195B2Polymorphic forms of 1-'4-(5-cyanoindol-3-yl) butyl-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideBATHE ANDREAS·Filed 2010·Granted Jun 5, 2012·8 cites·16 claims
- 0487US7381726B2Polymorphic forms of 1-′4-(5-cyanoindol-3-yl)butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochlorideMERCK PATENTGMBH·Filed 2002·Granted Jun 3, 2008·16 cites·2 claims
- 0586US8318744B2Polymorphic forms of 1-′4-(5-cyanoindol-3-yl) butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochlorideBATHE ANDREAS·Filed 2011·Granted Nov 27, 2012·6 cites·10 claims
- 0686US8236804B2Polymorphic forms of 1-′4-(5-cyanoindol-3-yl)butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochlorideBATHE ANDREAS·Filed 2011·Granted Aug 7, 2012·6 cites·4 claims
- 0785US8673921B2Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2013·Granted Mar 18, 2014·4 cites·15 claims
- 0885US5977112AProcess of making substituted benzofuransMERCK PATENT GMBH·Filed 1997·Granted Nov 2, 1999·29 cites·5 claims
- 0984US5723614ABenzofuransMERCK PATENT GMBH·Filed 1996·Granted Mar 3, 1998·45 cites·11 claims
- 1083US7981897B2Crystal form of (3-cyano-1H-Indo1-7-yl)-[4-(4-fluorophenethyl)piperazin-1-yl]methanone, hydrochlorideMERCK PATENT GMBH·Filed 2005·Granted Jul 19, 2011·12 cites·30 claims
- 1177US6344566B1Method for producing enantiomer-free N-methyl-N-[(1S)-1-phenyl-2-((3S)-3-hydroxypyrolidine-1-yl)ethyl]-2,2-diphenylacetamideMERCK PATENT GMBH·Filed 2001·Granted Feb 5, 2002·14 cites·16 claims
- 1276US9624204B2Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2014·Granted Apr 18, 2017·1 cites·27 claims
- 1376US8927552B2Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochlorideMERCK PATENT GMBH·Filed 2012·Granted Jan 6, 2015·1 cites·11 claims
- 1476US8921375B2Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2014·Granted Dec 30, 2014·1 cites·11 claims
- 1576US2021251986A1Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2020·Application pending·0 cites
- 1672US6531503B1Benzofurane derivativesMERCK PATENT GMBH·Filed 2000·Granted Mar 11, 2003·6 cites·16 claims
- 1771US2019343831A1Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2019·Application pending·0 cites
- 1865US6762300B2Method for producing 5-(1-piperazinyl)-benzofuran-2-carboxamide by transition metal-catalyzed aminationMERCK PATENT GMBH·Filed 2000·Granted Jul 13, 2004·4 cites·16 claims
- 1965US2017182037A1Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochlorideMERCK PATENT GMBH·Filed 2017·Application pending·0 cites
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