Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7067673 | Process and catalyst for the preparation of acetylpyridines | — | 2006-06-27 |
| 6376677 | Process for the preparation of nicotinic acid | Uwe Zacher | 2002-04-23 |
| 6077957 | Process for the preparation of nicotinic acid | Uwe Zacher | 2000-06-20 |
| 5719045 | Process for preparing nicotinamide | Josef Heveling, Erich Armbruster, Lukas Utiger, Markus Rohner, Hans-Rudolf Dettwiler | 1998-02-17 |
| 5698701 | Catalytic composition for the oxidative ammonolysis of alkylpyridines | Dauren C. Sembaev, Faina A. Ivanovskaya, Ernest M. Guseinov | 1997-12-16 |