Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867969 | Hydrogel formulation for administering non-steroidal drugs | Patrick S. L. Wong, Felix Theeuwes, George V. Guittard | 1989-09-19 |
| 4851229 | Composition comprising a therapeutic agent and a modulating agent | Brian L. Barclay, Patrick S. L. Wong, Felix Theeuwes | 1989-07-25 |
| 4814181 | Dosage form comprising fast agent delivery followed by slow agent delivery | Maureen L. Jordan, Atul D. Ayer, David E. Edgren | 1989-03-21 |