Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698595 | Use of sulfonic acids as anti-ageing agents in a cosmetic or dermatological composition | Jean-Paul Boelle, Jean-Pierre Laugier | 1997-12-16 |
| 5695747 | Cosmetic composition containing a mixture of metal oxide nanopigments and melanine pigments | Isabelle Hansenne | 1997-12-09 |
| 5672337 | Amido photostabilization of dibenzoylmethane sunscreens | Jean-Marc Ascione, Pascal Sterle | 1997-09-30 |
| 5670140 | Photostable cosmetic filter composition containing a UV-A filter and a substituted dialkylbenzalmalonate, the use of substituted dialkylbenzalmalonates in cosmetics as broad-band solar filters and novel substituted dialkylmalonates | Andre Deflandre, Gerard Lang, Herve Richard, Madeleine Leduc | 1997-09-23 |
| 5624663 | Photostable cosmetic filter composition cotaining a UV-A filter and a substituted dialkylbenzalmalonate, the use of substituted dialkylbenzalmalonates in cosmetics as broad-band solar filters and novel substituted dialkyl malonates | Andre Deflandre, Gerard Lang, Herve Richard, Madeleine Leduc | 1997-04-29 |
| 5618520 | Photostable filtering cosmetic composition containing a UV-A filter and a filtering polymer of the benzotriazole silcone type | Isabelle Hansenne, Andre Deflandre | 1997-04-08 |
| 5605680 | Photostable cosmetic composition containing a UV-A screen and a UV-B screen and a process for stabilizing the UV-A screen with the UV-B screen | Andre Deflandre, Gerard Lang, Jean F. Grollier, Jean Cotteret | 1997-02-25 |