Toothbrushes
US7958589B2 · kind B2 · utility
50Cited by
349References
55Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2009 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Jun 12, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/222
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Toothbrush heads, e.g., for power toothbrushes, are provided. An embodiment of the toothbrush heads include a support structure, a plurality of upstanding accurate members extending upward from a surface of the support structure forming an open center area, a second cleaning element disposed within the open center area and plurality of bristle tufts extending from the support structure and at least partially surrounding at least one of the plurality of arcuate segments
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.