Toothbrush
US6553604B1 · kind B1 · utility
123Cited by
23References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2000 |
| Grant date | Apr 29, 2003 |
| Priority date | — |
| Expiry date | Mar 16, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B2200/1066
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A toothbrush includes a handle, a head extending from the handle, and a plurality of tooth cleaning elements, such as tufts of bristles, extending from the head. Each tooth cleaning element is supported for rotation about primarily only one axis. Each tooth cleaning element is rotatable independent of the other tooth cleaning element(s).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.