Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840590 | Copolyesterimides derived from N,N′-bis-(hydroxyalkyl)-benzophenone-3,3′,4,4′-tetracarboxylic diimide and films made therefrom | Stephen William Sankey, David Turner, Howard Matthew Colquhoun | 2017-12-12 |
| 9637588 | Copolyesterimides derived from aromatic dicarboxylic acids and aliphatic glycols and films made therefrom | Stephen William Sankey, David Turner, Howard Matthew Colquhoun | 2017-05-02 |