Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5102660 | Polyaminoamides which filter ultraviolet radiation, process for their preparation and their use in the protection of the skin and hair | Serge Forestier, Gerard Lang | 1992-04-07 |
| 5037901 | Polyaminoamide which filters ultraviolet radiation | Serge Forestier, Gerard Lang | 1991-08-06 |
| 4866159 | Polyaminoamides which filter ultraviolet radiation, process for their preparation and their use in the protection of the skin and hair | Serge Forestier, Gerard Lang | 1989-09-12 |