Issued Patents All Time
Showing 26–50 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766612 | Use of endgroup-capped fatty amide alkoxylates | Beate Strecker, Günter Oetter, Alfred Oftring, Johannes Perner, Volker Schwendemann +2 more | 1998-06-16 |
| 5756594 | Polymers containing polyacetal blocks, their preparation and their use | Angelika Funhoff, Dieter Boeckh, Matthias Kroner, Alexander Kud, Gunnar Schornick +1 more | 1998-05-26 |
| 5747635 | Modified polyaspartic acids, preparation thereof and use thereof | Matthias Kroner, Heinrich Hartmann, Dieter Boeckh, Angelika Funhoff, Alexander Kud +3 more | 1998-05-05 |
| 5739241 | Vinyl formate copolymers, preparation thereof, and use thereof in detergents and cleaners | Dieter Boeckh, Axel Kistenmacher, Walter Denzinger, Thomas Ruhl, Angelika Funhoff +2 more | 1998-04-14 |
| 5733342 | Hydroxamic acids and hydroxamic acid ethers, and the use thereof as complexing agents | Thomas Greindl, Alexander Kud, Volker Schwendemann, Michael Kneip, Elisabeth Kappes +3 more | 1998-03-31 |
| 5665693 | Use of carboxyl-containing reaction products of proteins or protein hydrolyzates in detergents and cleaners | Matthias Kroner, Gunnar Schornick, Alexander Kud, Volker Schwendemann | 1997-09-09 |
| 5652330 | Preparation of polycondensates of citric acid and use thereof in detergents and cleaners | Dieter Boeckh, Angelika Funhoff, Alexander Kud, Volker Schwendemann, Gunnar Schornick | 1997-07-29 |
| 5639723 | Reaction products of polybasic carboxylic acids and amino-containing compounds, their preparation and their use in detergents and cleaning agents | Matthias Kroner, Heinrich Hartmann, Dieter Boeckh, Alexander Kud, Volker Schwendemann | 1997-06-17 |
| 5639832 | Preparation of products of the reaction of polyaspartimide and amino acids and the use thereof | Matthias Kroner, Gunnar Schornick, Dieter Boeckh, Birgit Potthoff-Karl, Volker Schwendemann +2 more | 1997-06-17 |
| 5576407 | Copolymers of hydroxyalkyl vinyl ethers for use in detergents and cleaning agents | Matthias Kroner, Heinrich Hartmann, Gerhard Wolf, Paul Diessel, Hans-Ulrich Jaeger +2 more | 1996-11-19 |
| 5574113 | Polycocondensates based on aspartic acid, their preparation and their use | Matthias Kroner, Gunnar Schornick, Walter Denzinger, Alexander Kud, Birgit Potthoff-Karl +1 more | 1996-11-12 |
| 5565141 | Solubilizer mixture for the preparation of strongly alkaline aqueous solutions of non-ionic surfactants | Dieter Stoeckigt, Hans-Werner Neumann | 1996-10-15 |
| 5548036 | Preparation of polymers of aspartic acid and their use | Matthias Kroner, Heinrich Hartmann, Gunnar Schornick, Birgit Potthoff-Karl, Volker Schwendemann +1 more | 1996-08-20 |
| 5536884 | Mixture of at least two alkoxylated alcohols and use thereof as a foam-suppressing surfactant additament in cleaning compositions for mechanized cleaning processes | Dieter Stoeckigt, Horst Trapp, Johannes Perner | 1996-07-16 |
| 5520834 | Polyacetals containing acetaldehyde acetal units, preparation thereof and use thereof in detergents and cleaners | Matthias Kroner, Heinrich Hartmann, Johannes Perner, Hans-Ulrich Jaeger, Paul Diessel +1 more | 1996-05-28 |
| 5514288 | Method of pretreating fabrics to impart soil release properties thereto using polymers of vinyl ethers | Richard J. Holland, Kathleen M. Guiney, Matthias Kroner | 1996-05-07 |
| 5508394 | Citric esters of polyhydroxy compounds and use thereof in detergents | Elisabeth Kappes, Alfred Oftring, Alexander Kud, Dieter Boeckh, Heinrich Hartmann +1 more | 1996-04-16 |
| 5506332 | Preparation of polyacetals, use thereof and novel polyacetals | Angelika Funhoff, Graham E. McKee, Heinrich Hartmann, Alexander Kud, Volker Schwendemann | 1996-04-09 |
| 5488095 | Condensation products that contain N,O-acetal or carboxamide structures, preparation thereof, use thereof, and condensation products that contain acetal-lactone structures | Dieter Boeckh, Angelika Funhof, Matthias Kroner, Heinrich Hartmann, Alexander Kud +1 more | 1996-01-30 |
| 5472617 | Method of demulsifying crude oil and water mixtures with copolymers of acrylates or methacrylates and hydrophilic commonomers | Klaus Barthold, Stevano Crema, Knut Oppenlaender, Juergen Lasowski | 1995-12-05 |
| 5466762 | Block copolyacetals, preparation thereof and use thereof in detergents and cleaners | Matthias Kroner, Gunnar Schornick, Volker Schwendemann, Heinrich Hartmann | 1995-11-14 |
| 5399286 | Polyacetals, preparation thereof and use thereof in detergents | Angelika Funhoff, Hans-Peter Seelmann-Eggebert, Heinrich Hartmann, Volker Schwendemann, Alexander Kud +1 more | 1995-03-21 |
| 5374681 | Polyacetals based on divinyl ethers, dihydroxy compounds and monohydroxy compounds | Matthias Kroner, Heinrich Hartmann, Volker Schwendemann, Hans-Ulrich Jaeger, Johannes Perner | 1994-12-20 |
| 5330675 | Use of polyacetals based on vinyl ethers and dihydroxy compounds in detergents and cleaners and polyacetals | Matthias Kroner, Heinrich Hartmann, Volker Schwendemann, Hans-Ulrich Jaeger, Johannes Perner | 1994-07-19 |
| 5227446 | Graft copolymers of monosaccharides, oligosaccharides, polysaccharides and modified polysaccharides, the preparation thereof, and their use | Walter Denzinger, Heinrich Hartmann, Alexander Kud, John Feldmann, Hans-Juergen Raubenheimer | 1993-07-13 |