Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221286 | Cold mix emulsions used as a developer composition for oxidative hair dyes and for hair bleaches | A. H. Singleton | 1993-06-22 |
SP
S. N. Porter
Overall (All Time): #3,826,742 of 4,157,543Top 95%
1
Patents All Time