Toothbrush having a bristle pattern providing enhanced cleaning
US6276021A · kind A · utility
161Cited by
12References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 1999 |
| Grant date | Aug 21, 2001 |
| Priority date | — |
| Expiry date | Oct 8, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S15/05
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A toothbrush having a plurality of peripheral bristle tufts and a plurality of adjacent bristle bars located internally within the head thereto, which bristle bars provide support for the peripheral bristle tufts during brushing, such that the stiffness and associated cleaning ability of the peripheral bristle tufts is enhanced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.