Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414151 | Process for making 1,3-disubstituted-4-oxocyclic ureas | Patricia Ann Matson, Michael Selden Godlewski, Yves Guggisberg | 2002-07-02 |
| 4681942 | Process for the production of 3,5-dichloro-2-pyridone | — | 1987-07-21 |
| 4609734 | Process for the production of 2-hydroxypyridines from 2-pyridine carboxylic acid-N-oxides | — | 1986-09-02 |
| 4556716 | Process for the production of 2-halopyridine derivatives | — | 1985-12-03 |
| 4496733 | Procedure for producing 2-aminopyridines from 2-pyridine carboxylic acid-N-oxides | — | 1985-01-29 |