Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814178 | Floating sustained release therapeutic compositions | Sanford M. Bolton, Philip Izevbehai | 1989-03-21 |
| 4814179 | Floating sustained release therapeutic compositions | Sanford M. Bolton | 1989-03-21 |