HM

Helmut Meffert

Basf Se: 20 patents #668 of 13,826Top 5%
Overall (All Time): #224,676 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8420737 Method for the production of co-extrudates composed of polystyrene and of a crosslinked polyvinylpyrrolidone with reduced residual styrene monomer content Marianna Pierobon, Ates Erk, Hermann Josef Feise, Robert Bayer 2013-04-16
8394279 Method for regenerating a filter aid Marianna Pierobon, Tobias Petsch, Julia Brodersen, Hermann Josef Feise, Ates Erk +4 more 2013-03-12
7993533 Method for regenerating an auxiliary filtering agent Marianna Pierobon, Tobias Petsch, Julia Brodersen, Hermann Josef Feise, Ates Erk +3 more 2011-08-09
7410939 Cleaning agent composition comprising polymers containing nitrogen Ralf Noerenberg, Karl Haeberle, Martin Scholtissek, Cordula Mock-Knoblauch, Franz Weingart 2008-08-12
7019061 Polyurethane and the use thereof for modifying rheological properties Son Nguyen Kim 2006-03-28
6939912 Compositions comprising copolymers of N-vinylcarboxamides and monomers with a hydrophobic radical, and use of these copolymers Stephan Kothrade, Anton Negele, Axel Sanner 2005-09-06
6900165 Use of cross-linked polyvinylpyrrolidone as a disintegrant in compact, particulate detergents and cleaning agents Werner Bertleff, Michael Kerber, Peter Spang, Richard Baur, Marcos Gomez 2005-05-31
6736981 Particulate polymers as filter aids Marcos Gomez, Tilman Rock, Axel Sanner 2004-05-18
6677417 Method for adjusting the particle size of popcorn polymers during popcorn polymerization Werner Bertleff, Michael Kerber, Peter Spang 2004-01-13
6552142 Process for preparing aqueous dispersions of copolymers from hydrophilic and hydrophilic monomers, copolymers obtainable therefrom and uses thereof Maximilian Angel 2003-04-22
6528089 Method for producing solid dosing forms Stephan Kothrade, Gunther Berndl, Andreas Ernst, Axel Sanner 2003-03-04
6525156 Styrene-containing popcorn polymers, method for producing same and utilisation Andreas Ernst, Axel Sanner, Stefan Stein, Folker Ruchatz 2003-02-25
6497867 Use of copolymers of monoethylenically unsaturated carboxylic acids as solubilizers Axel Sanner, Gunther Berndl, Folker Ruchatz, Karl Kolter, Kurt Bauer 2002-12-24
6489422 Thickeners for surfactant-containing compositions Kristin Tiefensee 2002-12-03
6436440 Use of N-vinyllactam-or-N-vinylamine-containing copolymers as matrix for producing solid pharmaceutical and cosmetic presentations Folker Ruchatz 2002-08-20
6399679 Thickeners for surfactant-containing compositions Kristin Tiefensee 2002-06-04
6331294 Use of copolymers of monoethylenically unsaturated carboxylic acids as solubilizers Axel Sanner, Gunther Berndl, Folker Ruchatz, Karl Kolter, Kurt Bauer 2001-12-18
6284803 Solid dosage form with polymeric binder Stephan Kothrade, Gunther Berndl 2001-09-04
6271307 Use of polyalkylkene oxide-containing graft copolymers as solubilizers Jürgen Huff, Folker Ruchatz 2001-08-07
6075107 Use of copolymers of N-vinylprrolidone in preparations of water-insoluble substances Stephan Kothrade, Gunther Berndl, Axel Sanner, Stefan Stein, Volker Schehlmann +1 more 2000-06-13