Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863967 | N,N-diaminophthalamides | Iris H. Hall | 1989-09-05 |
| 4861778 | 2,3-dihydrophthalazine-1,4-diones | Iris H. Hall, James Chapman | 1989-08-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863967 | N,N-diaminophthalamides | Iris H. Hall | 1989-09-05 |
| 4861778 | 2,3-dihydrophthalazine-1,4-diones | Iris H. Hall, James Chapman | 1989-08-29 |