Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700900 | Copolyamides with long-chain polyamide units | Hans Dalla Torre | 1997-12-23 |
| 5686192 | Transparent polyamide and multi-ply barrier films containing same | Ulrich Presenz | 1997-11-11 |
| 5663229 | Ternary polymer mixture and its use | Ulrich Presenz | 1997-09-02 |
| 5612446 | Transparent polyamide and multi-ply barrier films containing same | Ulrich Presenz | 1997-03-18 |
| 5591495 | Copolyamide barrier layer and reusable packaging elements made therewith | Hans D. Torre | 1997-01-07 |