Cosmetic powder product
US4820518A · kind A · utility
14Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1986 |
| Grant date | Apr 11, 1989 |
| Priority date | — |
| Expiry date | Dec 11, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/624
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A non-pressed cosmetic powder containing hydrophobic inorganic pigments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.