Wrinkling modifiers
US6436920B1 · kind B1 · utility
3Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2001 |
| Grant date | Aug 20, 2002 |
| Priority date | — |
| Expiry date | Aug 23, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P17/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to wrinkling modifiers and anti-aging cosmetic compositions which each comprise a guanidine derivative represented by the following general formula (1): wherein is a heterocyclic group selected from azetidine, pyrrolidine, piperidine, piperazine or morpholine, and R1 and R2 are the same or different from each other and independently a hydrogen atom, or an alkyl, hydroxyl, hydroxyalkyl, carboxyl, carboxyalkyl or amidino group, or a salt thereof. The cosmetic compositions are excellent in the effects of suppressing wrinkling and of removing wrinkles and give users a pleasant feeling upon use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.