Toothbrush
US5633083A · kind A · utility
29Cited by
10References
3Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 18, 1994 |
| Grant date | May 27, 1997 |
| Priority date | — |
| Expiry date | Jul 18, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2969
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a toothbrush (a) wherein a filament implant part is non easily contaminated with bacteria even when using for a long period of time. The toothbrush is characterized by implanting of a filament coveted by a coat of a complex of a polymer having cation exchange capacity and a cationic bactericide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.