Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344935 | Alkyl esters of 5-heterocyclic-pyridine-2,3-dicarboxylic acids and methods for the preparation thereof | — | 1994-09-06 |
| 5334576 | 5 (and/or 6) substituted 2-(2-imidazolin-2-yl)nicotinic acids, esters and salts, useful as herbicidal agents and novel intermediates for the preparation of said nicotinic acids, esters and salts | Robert F. Doehner, Jr., David W. Ladner | 1994-08-02 |
| 5283230 | 5-heterocyclic 2-(2-imidazolin-2-yl)-pyridines as herbicides | — | 1994-02-01 |