Convertible toothbrush
US4712267A · kind A · utility
60Cited by
4References
17Claims
0Family size
Inventor
Key dates
| Filing date | Dec 4, 1986 |
| Grant date | Dec 15, 1987 |
| Priority date | — |
| Expiry date | Dec 4, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B2200/1066
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A flexible brush block is moved along a shape-retaining S-shaped handle whose curved end regions of opposite curvature are responsible for bending the flexible block and bristles that are supported thereon into either a generally concave or a convex configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.