Bismuth dye system for human hair
US7435269B2 · kind B2 · utility
0Cited by
2References
10Claims
0Family size
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Key dates
| Filing date | Nov 4, 2005 |
| Grant date | Oct 14, 2008 |
| Priority date | — |
| Expiry date | Sep 5, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A progressive hair dyeing composition which comprises the following ingredients:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.