Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897452 | Process for the manufacture of propylene homopolymer or copolymer pellets | Bernard Berrier | 1990-01-30 |
| 4774292 | Propylene compositions with improved impact strength | Jean P. Thiersault, Alain Senez | 1988-09-27 |