Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4598079 | 2-(aryl substitued)piperazinones and nootropic compositions based thereon | Rudi Beyerle, Ursula Schindler, Rolf-Eberhard Nitz, Piero Martorana | 1986-07-01 |
| 4485240 | Process for the preparation of optionally-substituted 1,2,3,4-tetrahydro-9-cyanomethylcarbazol-1-ones | Veit Buch, Rudi Beyerle, Klaus Kuhlein | 1984-11-27 |
| 4271073 | 6-Substituted-9-(2-hydroxyethyl)-1,2,3,4-tetrahydro carbazol-1-one | Rudi Beyerle, Karl-Heinz Keil, Heinz Gunter Greve, Kuno Reh | 1981-06-02 |
| 4258043 | Pyrazino-carbazoles, process for the production thereof and pharmaceutical agents | Rudi Beyerle, Steffen Piesch, Piero Martorana | 1981-03-24 |