Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867783 | Herbicidal sulfonamides | Barry A. Wexler, Donna F. Zimmerman | 1989-09-19 |
| 4822403 | Herbicidal sulfonamides | Barry A. Wexler, Donna F. Zimmerman | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867783 | Herbicidal sulfonamides | Barry A. Wexler, Donna F. Zimmerman | 1989-09-19 |
| 4822403 | Herbicidal sulfonamides | Barry A. Wexler, Donna F. Zimmerman | 1989-04-18 |