Multi-purpose toothbrush
US5331704A · kind A · utility
158Cited by
13References
3Claims
0Family size
Inventors
Key dates
| Filing date | May 12, 1993 |
| Grant date | Jul 26, 1994 |
| Priority date | — |
| Expiry date | May 12, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B2200/1066
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A bifurcated toothbrush having two brush carrying members angled with respect to one another at the working end of the toothbrush handle. Each brush is designed for a distinct purpose and the brushes are spaced at a sufficient distance from one other to move the cheek or tongue away from the surface being brushed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.