Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677384 | Grafted polyamidoamines and grafted polyethyleneimines, preparation thereof, and use thereof as detergent additives | Juergen Detering, Christian Schade, Knut Oppenlaender, Michael Zirnstein, Guenter Scherr +1 more | 1997-10-14 |
| 5665693 | Use of carboxyl-containing reaction products of proteins or protein hydrolyzates in detergents and cleaners | Matthias Kroner, Gunnar Schornick, Richard Baur, Alexander Kud | 1997-09-09 |
| 5652330 | Preparation of polycondensates of citric acid and use thereof in detergents and cleaners | Dieter Boeckh, Angelika Funhoff, Alexander Kud, Richard Baur, 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, Richard Baur, Alexander Kud | 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, Richard Baur, Birgit Potthoff-Karl +2 more | 1997-06-17 |