Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441170 | Method of producing 4,6-dichloropyrimidine with acid chlorides | Gunther Cramm, Alexander Klausener, Guido Steffan | 2002-08-27 |
| 6441171 | Method for the production of 4,6-dichloropyrimidine with the aid of phosgene | Gunther Cramm, Alexander Klausener, Guido Steffan | 2002-08-27 |
| 6380441 | Process for preparing 3-hydroxybenzyl alcohol | Herbert Diehl | 2002-04-30 |