Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880791 | Combination product composed of xanthine derivatives and O-acetylsalicylic acid or its pharmacologically tolerated salts, and its use | Dirk Seiffge | 1989-11-14 |
| 4850489 | Dispensing packs containing pharmaceutical combinations for sequential administration | Dirk Seiffge | 1989-07-25 |