Inventor · disambiguated record
Marc Esch
Also filed as: ESCH MARC
18 granted patents·2 pending applications·173 citations·filing 1989–2023
93Inventor score
Top patents by PatentIndex Score
20 records- 0186US10000439B2Process for producing alkyl acrylateARKEMA FRANCE·Filed 2013·Granted Jun 19, 2018·5 cites·10 claims
- 0277US5510514AProcess for the production of alkyl (meth)acrylates by direct esterificationATOCHEM ELF SA·Filed 1994·Granted Apr 23, 1996·18 cites·14 claims
- 0377US5498723AProcess for the preparation of alkylimidazolidone (meth)-acrylatesATOCHEM ELF SA·Filed 1994·Granted Mar 12, 1996·17 cites·14 claims
- 0476US6281386B1Purification of acrylic acid obtained by catalytic oxidation of propyleneATOFINA·Filed 1997·Granted Aug 28, 2001·17 cites·17 claims
- 0576US5705688AProcess for the purification of acrylic acid obtained by catalytic oxidation of propyleneATOCHEM ELF SA·Filed 1996·Granted Jan 6, 1998·36 cites·16 claims
- 0675US5187309AProcess for the continuous preparation of lower acrylatesATOCHEM ELF SA·Filed 1990·Granted Feb 16, 1993·22 cites·11 claims
- 0771US9018410B2Method for the production of 2-octyl acrylate by means of transesterificationARKEMA FRANCE·Filed 2013·Granted Apr 28, 2015·1 cites·9 claims
- 0870US6521782B1Method for making aqueous solutions of unsaturated quaternary ammonium saltsATOFINA·Filed 2000·Granted Feb 18, 2003·6 cites·15 claims
- 0969US6352619B1Method for purifying acrylic acidATOFINA·Filed 1997·Granted Mar 5, 2002·14 cites·27 claims
- 1068US7151190B1Method for making aqueous solutions of unsaturated quaternary ammonium saltsARKEMA FRANCE FORMERLY ATOFINA·Filed 2000·Granted Dec 19, 2006·7 cites·23 claims
- 1166US2025382253A1Method for batched recovery of heavy by-products from the manufacture of acrylic acidARKEMA FRANCE·Filed 2023·Application pending·0 cites
- 1264US6743938B1Method for making ethyl ketone cyanohydrinATOFINA·Filed 2000·Granted Jun 1, 2004·5 cites·14 claims
- 1359US5883261AProcess for the manufacture of alkylimidazolidone (meth)-acrylatesATOCHEM ELF SA·Filed 1997·Granted Mar 16, 1999·7 cites·19 claims
- 1455US2024124382A1Improved process for manufacturing high-purity alkyl acrylatesARKEMA FRANCE·Filed 2022·Application pending·0 cites
- 1554US5585514AProcess for the manufacture of biacetyl-free methyl methacrylateATOCHEM ELF SA·Filed 1995·Granted Dec 17, 1996·6 cites·12 claims
- 1647US10752573B2Process for producing (meth)acrylic estersARKEMA FRANCE·Filed 2017·Granted Aug 25, 2020·0 cites·8 claims
- 1746US5093009AProcess for purifying water using a polymer flocculating agentNORSOLOR SA·Filed 1989·Granted Mar 3, 1992·12 cites·9 claims
- 1844US9296679B2Method for the production of 2-octyl acrylate by means of transesterificationARKEMA FRANCE·Filed 2013·Granted Mar 29, 2016·0 cites·7 claims
- 1934US6673884B2Method for making monomers with two quarternary amino group and (co)polymers obtained from said monomersATOFINA·Filed 2001·Granted Jan 6, 2004·0 cites·21 claims
- 2028US5750771AProcess for the manufacture of sec-butyl acrylate by reaction of acrylic acid and butene isomersATOCHEM ELF SA·Filed 1996·Granted May 12, 1998·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →