Title:
ORAL CARE DEVICES
Document Type and Number:
WIPO Patent Application WO/2024/054447
Kind Code:
A3
Abstract:
Various oral care devices and bristle patterns for oral care devices are disclosure herein, including bristle patterns for toothbrush heads, finger toothbrushes, and tongue cleaning devices. A bristle pattern of brush head can include a first bristle region having a first bristle core and a first outer bristle layer disposed at least partially around the first bristle core; and a second bristle region disposed proximal the first bristle region, the second bristle region having a second bristle core and a second outer bristle layer disposed at least partially around the second bristle core. As viewed in a top plane, the first bristle region can have a first convex outer boundary, the second bristle region can have a second convex outer boundary, and the transition region can comprise an inflection between the first and second convex outer boundaries.
Inventors:
HOSS KAMI (US)
Application Number:
PCT/US2023/031996
Publication Date:
April 18, 2024
Filing Date:
September 05, 2023
Export Citation:
Assignee:
SMILE MAKERS LLC (US)
International Classes:
A46B9/04; A46B9/02
Domestic Patent References:
| WO1997025898A1 | 1997-07-24 | |||
| WO1999007251A1 | 1999-02-18 |
Foreign References:
| KR20170003683U | 2017-10-25 | |||
| EP3656250A1 | 2020-05-27 |
Attorney, Agent or Firm:
ALTMAN, Daniel, E (US)
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