Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822095 | Method for producing 4,6-dichloropyrimidine | Gunther Cramm, Alexander Klausener, Guido Steffan | 2004-11-23 |
| 6706934 | Method for producing 2,3,4,5-tetrachlorobenzotrifluoride | Helmut Lahr | 2004-03-16 |