Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847092 | Orally administerable sustained release pharmaceutical formulations | Lowell L. Gibson | 1989-07-11 |
| 4797286 | Orally administerable sustained release pharmaceutical formulations | Lowell L. Gibson | 1989-01-10 |