Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871548 | Controlled release dosage form comprising different cellulose ethers | David E. Edgren, Judy A. Magruder | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871548 | Controlled release dosage form comprising different cellulose ethers | David E. Edgren, Judy A. Magruder | 1989-10-03 |