Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826852 | Novel ergolinyl compounds nitrogen-substituted in the 8-position, useful for treating dopamine deficiency | Gerhard Sauer, Helmut Wachtel, Herbert Schneider, Ulrich Eder | 1989-05-02 |
| 4801714 | Process for the preparation of ergolinylthioureas | Helmut Biere | 1989-01-31 |