Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690915 | Screening cosmetic composition containing a mixture of 1,4-benzenedi(3-methylidene-10-camphosulfonic) acid, partially or completely neutralized, and metal oxide nanopigments | Isabelle Hansenne | 1997-11-25 |
| 5690917 | Screening cosmetic composition containing a mixture of 1,4-benzenedi (3-methylidene-10-camphosulfonic) acid, partially or completely neutralized, and metal oxide nanopigments | Isabelle Hansenne | 1997-11-25 |
| 5643557 | Screening cosmetic composition containing a mixture of 1,4-benzenedi(3-methylidene-10-camphosulfonic) acid, partially or completely neutralized, and metal oxide nanopigments | Isabelle Hansenne | 1997-07-01 |