Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716889 | Process for the preparation of strongly basic anion exchangers using ethylene oxide | Holger Lutjens, Karl-Rudolf Gassen, Peter Wenzl, Klaus Rall | 2004-04-06 |
| 6610753 | Process for preparing selective ion exchangers | Holger Lutjens, Klaus Rall, Reinhold Klipper | 2003-08-26 |
| 6020385 | Process for the preparation of microencapsulated polymers | Olaf Halle, Wolfgang Podszun, Robert Bloodworth, Werner Struver | 2000-02-01 |
| 5414020 | Process for the preparation of anion exchange resins of the poly(meth)acrylamide type | Harold Heller, Friedrich Werner, Alfred Mitschker | 1995-05-09 |
| 4880840 | Arylethanolhydroxylamines and their use for promoting yield | Hans Lindel, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-11-14 |
| 4847291 | Arylethanol-hydroxylamines for promotion of livestock production | Hans Lindel, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-07-11 |
| 4709031 | Imidazothiadiazolealkylene carboxylic acids | Horst Meyer, Bernward Garthoff | 1987-11-24 |
| 4703125 | Amidazothiodiazone carbonyl compounds useful to prepare novel hypotensive imidazothiadiazolealkenecarboxamides and intermediates therefor | Horst Meyer, Bernward Garthoff | 1987-10-27 |
| 4681892 | Isoxazolidine insecticides and fungicides | Wolfgang Scheinert, Benedikt Becker, Kurt Halcour, Wilhelm Stendel | 1987-07-21 |
| 4678797 | Biologically active agents containing substituted isoxazolidines | Friedrich Berschauer, Benedikt Becker, Wilhelm Stendel, Bernhard Homeyer, Martin Scheer +3 more | 1987-07-07 |
| 4657905 | Novel hypotensive imidazothiadiazolealkanecarboxamides | Horst Meyer, Bernward Garthoff | 1987-04-14 |
| 4588723 | Aminoalkyl-imidazothiadiazole-alkenecarboxylic acid amides, intermediates for their preparation and their use in medicaments | Horst Meyer, Bernward Garthoff | 1986-05-13 |
| 4585873 | Novel hypotensive imidazothiadiazolealkenecarboxamides | Horst Meyer, Bernward Garthoff | 1986-04-29 |