Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892620 | Diurethane latex and processes | Catherine Beuzelin | 1990-01-09 |
| 4786330 | Diurethane latex and processes | Catherine Beuzelin | 1988-11-22 |
| 4617341 | Polyurethane latex sizing agents for the paper industry and their method of manufacture | Antoine Laine | 1986-10-14 |