Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354016 | Method of preparing polyesters modified with trihydroxybenzophenone | Robert B. Rashbrook | 1982-10-12 |
| 4347350 | Polyester compositions containing residues of dihydroxyalkoxy coumarins | Robert B. Rashbrook | 1982-08-31 |
| 4335046 | Polyester compositions, shaped articles obtained from them and processes for preparing them | — | 1982-06-15 |