Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820845 | Alkylation of 3(5)-cyano-1H-pyrazole-4-carboxylic acid esters | James A. Aikins, Eddie V. P. Tao | 1989-04-11 |
| 4801326 | 1-phenylpyrazole-4,5-dicarboxylic acid derivatives, composition containing them, and pollen formation inhibiting method of using them | Stephen A. Ackmann, Fred L. Wright | 1989-01-31 |