Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359082 | Preparation of 4-substituted imidazoles from N-formyl-.alpha.-aminonitrile | Ulrich Koehler, Thomas-Michael Kahl, Horst Neuhauser, Hardo Siegel | 1994-10-25 |
| 5334287 | Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use | Heinrich Hartmann, Walter Denzinger, Claudia Nilz, Friedrich Linhart, Andreas Stange | 1994-08-02 |
| 5326909 | Stabilization of monomeric N-vinylformamide | Jacques Dupuis | 1994-07-05 |
| 5290880 | Preparation of finely divided, water-soluble polymers containing vinylamine units | Dietmar Moench, Enrique Freudenberg, Heinrich Hartmann, Norbert Sendhoff | 1994-03-01 |