Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5783727 | Production of 2,6-toluylene diisocyanate from a mixture comprising 2,6-toluylene diisocyanate and 2,4-toluylene diisocyanate | Denis Revelant, Francois Vachet | 1998-07-21 |
| 4814499 | Process for preparation of substituted phenylureas | — | 1989-03-21 |