Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889925 | Process for the purification of alkyl glycosides, products obtainable by this process and their use | Karl Schmid | 1989-12-26 |
| 4888325 | Controlling plant pests with compositions containing alkyl glycoside | Peter Schroeder, Hans Bouten | 1989-12-19 |
| 4839098 | Liquid detergent | Klaus-Dieter Wisotzki, Ortburg Guirr, Peter Jeschke, Klaus Schumann, Karl Schmid | 1989-06-13 |
| 4820436 | Detergents for low laundering temperatures | Hans Andree, Horst Baumann, Frantisek Jost, Horst-Juergen Krause, Fritz Lange +9 more | 1989-04-11 |
| 4820517 | Process for obtaining a pepper extract with insecticidal activity | Hans Pfeiffer, Peter Schroeder, Gerd Goebel, Annemarie Mueller | 1989-04-11 |