Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855397 | Polyesteramide from amino alcohol with improved gas barrier properties | Larry A. Minnick | 1989-08-08 |
| 4841012 | Polyesters with improved gas barrier properties | — | 1989-06-20 |