Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6558583 | Naphthopyrans annelated in C5-C6 with a dihydrobenzo-cycloheptatriene-type carbocycle and compositions and matrices containing them | Olivier Breyne, Jean Patrick | 2003-05-06 |
| 6506322 | Naphthopyrans annelated in C5-C6 with an indene- or dihydronaphthalene-type carbocycle, and compositions and (co)polymer matrices containing them | Olivier Breyne, Patrick Jean | 2003-01-14 |
| 6506538 | Naphthopyrans annelated in C5-C6, their preparation and compositions and (co)polymer matrices containing them | Olivier Breyne, Patrick Jean | 2003-01-14 |