Toothbrush comprising inclined and tapered bristles
US8239996B2 · kind B2 · utility
33Cited by
17References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2006 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Mar 23, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46D1/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A brush head and a toothbrush having a brush head with inclined and tapered bristles. In one aspect, the toothbrush includes a grip part, a head part, and a bristle area with tufts of bristles that are inserted therein. At least one of said tufts of bristles is inclined. The brush head is characterized in that the bristles in the at least one inclined tufts of bristles is tapered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.