Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614607 | Polyimide and a method of preparing polyamide from tetracarboxylic dianhydride and diisocyanate | Barry Woodfine | 1997-03-25 |
| 4788314 | Method for producing polymerizable monomers containing a sulphate group | Ian G. Meldrum | 1988-11-29 |