Oral care implement and filament therefor
US10278485B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2016 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Sep 26, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B2200/1066
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An oral care implement that includes a handle and a head. Cleaning elements are coupled to the head and extend from the front surface of the head. At least one of the cleaning elements is a first type of cleaning element that extends from a first end to a second end along a longitudinal axis and has a polygonal transverse cross-sectional shape. The first type of cleaning element has an outer surface having a plurality of elongated faces and a plurality of elongated edges. The first type of cleaning element is formed from a first component and a second component, the first and second components being different in at least one characteristic. An interface of the first and second components is located along at least one of the elongated edges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.