Brush part for electric toothbrush
US7788756B2 · kind B2 · utility
90Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 3, 2001 |
| Grant date | Sep 7, 2010 |
| Priority date | — |
| Expiry date | Nov 21, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S15/05
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A brush part for an electric toothbrush in which tufts of bristles are arranged in polygons, and in which the tufts of bristles lean, either around the polygons or inwardly and outwardly, so that the tuft alignments converge and preferably cross.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.