Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5834492 | Water soluble orally effective iron chelator | Neil E. Lewis, Jacek Terpinski, Robert Bliss | 1998-11-10 |
| 4690824 | Solid pharmaceutical formulations for slow, zero order release via controlled surface erosion: expanded range | David R. Powell | 1987-09-01 |
| 4657900 | Pharmaceutical article of manufacture comprising a bisulfite stabilized aqueous solution of 5-aminosalicylic acid and method | David R. Powell | 1987-04-14 |
| 4539198 | Solid pharmaceutical formulations for slow, zero order release via controlled surface erosion: expanded range | David R. Powell | 1985-09-03 |
| 4361545 | Solid pharmaceutical formulations for slow, zero order release via controlled surface erosion | David R. Powell | 1982-11-30 |
| 4321263 | Psyllium compositions | David R. Powell | 1982-03-23 |
| 4264573 | Pharmaceutical formulation for slow release via controlled surface erosion | David R. Powell | 1981-04-28 |