Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4208505 | Heterocyclic aromatic polymers of the polyimidazopyrrolone class, their prepolymers and their preparation | Alain Groult, Herve Tournier | 1980-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4208505 | Heterocyclic aromatic polymers of the polyimidazopyrrolone class, their prepolymers and their preparation | Alain Groult, Herve Tournier | 1980-06-17 |