Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416770 | Use of heterocyclic quaternary polyammonium polymers as protective agent for keratin fibres and cosmetic compositions | Herve Richard, Alain Lagrange | 2002-07-09 |
| 6376679 | Photoprotective/cosmetic compositions comprising novel benz-x-azole-substituted silane/siloxane sunscreens | Herve Richard, Alain Lagrange | 2002-04-23 |
| 6361764 | Insoluble s-triazine derivatives and their use as UV filters | Herve Richard, Alain Lagrange | 2002-03-26 |