Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420568 | Process for making 1,3-disubstituted-4-oxocyclic ureas | Patricia Ann Matson | 2002-07-16 |
| 6414151 | Process for making 1,3-disubstituted-4-oxocyclic ureas | Patricia Ann Matson, Daniel Quarroz, Yves Guggisberg | 2002-07-02 |