Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011527 | Herbicidal heterocyclic sulfonamides | — | 1991-04-30 |
| 4948419 | Herbicidal pyridine sulfonamides | Mary Ann Hanagan | 1990-08-14 |
| 4906278 | Herbicidal heterocyclic sulfonamides | — | 1990-03-06 |
| 4900353 | Herbicidal pyridine N-oxide sulfonylureas | William E. Barnette, Thomas R. Dean, Wallace C. Petersen | 1990-02-13 |
| 4895591 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1990-01-23 |
| 4867783 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1989-09-19 |
| 4846878 | Herbicidal pyrazole sulfonamides | — | 1989-07-11 |
| 4838926 | Herbicidal pyridine sulfonamides | Mary Ann Hanagan | 1989-06-13 |
| 4822403 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1989-04-18 |
| 4789465 | Herbicidal pyridine N-oxide sulfonylureas | William E. Barnette, Thomas R. Dean, Wallace C. Petersen | 1988-12-06 |
| 4786313 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1988-11-22 |
| 4778512 | Herbicidal heterocyclic sulfonamides | — | 1988-10-18 |
| 4747870 | Herbicidal pyrazole sulfonamides | — | 1988-05-31 |
| 4743292 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1988-05-10 |
| 4741758 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1988-05-03 |
| 4732604 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1988-03-22 |
| 4721521 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1988-01-26 |
| 4715886 | Herbicidal pyrazole sulfonamides | — | 1987-12-29 |
| 4715885 | Herbicidal pyrazole sulfonylureas | — | 1987-12-29 |
| 4693743 | Herbicidal sulfonamides | — | 1987-09-15 |
| 4671817 | Herbicidal pyrazole sulfonamides | — | 1987-06-09 |
| 4666501 | Herbicidal sulfonamides | James V. Hay, Donna F. Zimmerman | 1987-05-19 |
| 4622062 | Herbicidal N-[(4,6-substituted pyrimidin-2-yl)aminocarbonyl]-substituted fused pyrazole-3-sulfonamides | — | 1986-11-11 |
| 4609397 | Herbicidal 3-[[(4,6-dimethoxypyrimidine-2-yl)aminocarbonyl]aminosulfonylmethyl]-1,5 -dimethyl-1H-pyrazole-4-carboxylic acids, ethyl esters | — | 1986-09-02 |
| 4563211 | Herbicidal sulfonamides | William T. Zimmerman | 1986-01-07 |