Method of treating hair or skin with a personal care composition in a foam form
US11129775B2 · kind B2 · utility
8Cited by
125References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 2019 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Aug 6, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/87
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of treating hair or skin with a creamy foam. The method comprises dispensing a personal care composition from a mechanical foam dispenser as a dosage of foam, applying the dosage of foam to hair or skin, and rinsing the dosage of foam from hair or skin. The personal hair composition contains a surfactant system that is substantially free of sulfate-based surfactants. The personal hair composition has a viscosity of less than 60 cP and a lather volume greater than 77 cm3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.