Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691172 | Cosmetic composition containing as colorant at least one 5-methoxy-8-methyl-2-phenyl-7H-1-benzopyran-7-one derivative | Richard Martin, Georges Hussler | 1997-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691172 | Cosmetic composition containing as colorant at least one 5-methoxy-8-methyl-2-phenyl-7H-1-benzopyran-7-one derivative | Richard Martin, Georges Hussler | 1997-11-25 |