Schwetzingen
Germany
15
2018-12-06
The entities that hold a legal rights for patent applications filed by inventor MAIXNER Stefan:
Stefan MAIXNER from Schwetzingen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Process for preparing isocyanates in dialkyl carbonates as solvent
#2 | 2017-02-09Process for preparing isocyanates in dialkyl carbonates as solvent
#3 | 2012-08-02Process for preparing isocyanates
#4 | 2011-11-10Method for producing toluylenediamine by hydrogenating dinitrotoluene
#5 | 2011-10-13Process for preparing aromatic isocyanates
#6 | 2011-01-25Iron-containing material suitable for use as hydrogenation catalyst
#7 | 2010-12-16Process for preparing isocyanates
#8 | 2007-04-12Method for the distillative recovery of toluylenediamine
#9 | 2006-10-03Iron-containing oxidic material suitable for use as hydrogenation catalyst precursor
#10 | 2006-06-08Method for the production of a dicarboxylic acid from acrylic acid
#11 | 2006-05-04Method for purifying caprolactam
#12 | 2006-02-23Purification of caprolactam
#13 | 2005-10-06Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereof
#14 | 2005-05-24Method for separating ammonia from solutions containing caprolactam and ammonia
#15 | 2005-04-12Method for producing a polymer, using caprolactam
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