Title:
ORAL CARE IMPLEMENT
Document Type and Number:
WIPO Patent Application WO/2020/118604
Kind Code:
A1
Abstract:
An oral care implement (100) having a head (120,120a,120b) with a bristle bearing surface. The oral care implement(100) may include a central bristle tuft (130) extending from a central portion of the bristle bearing surface, the central bristle tuft(130) terminating in a domed distal surface (132,132a,132b). Furthermore, the oral care implement (100) may include a plurality of perimetric bristle tufts (160) extending from the bristle bearing surface and arranged to circumferentially surround the central bristle tuft (130). Each of the perimetric bristle tufts (160) may have an inclined distal surface (165,165a) that slopes downward towards the central bristle tuft (130). The bristle bearing surface of the head (120,120a,120b) may have a total surface area (TSA), and the toothbrush may include a tooth cleaning element field having X number of tooth cleaning elements that collectively occupy a total cleaning element area (TCEA) such that and Z is in a range of 0.04 to 0.065.
More Like This:
| JP2002191436 | TOOTHBRUSH |
| WO/1995/007036 | TOOTHBRUSH |
Inventors:
XIE FANGANG (CN)
XI WENJIN (CN)
ZHOU JIANG (CN)
JI YANMEI (CN)
HOHLBEIN DOUGLAS (US)
XI WENJIN (CN)
ZHOU JIANG (CN)
JI YANMEI (CN)
HOHLBEIN DOUGLAS (US)
Application Number:
PCT/CN2018/120838
Publication Date:
June 18, 2020
Filing Date:
December 13, 2018
Export Citation:
Assignee:
COLGATE PALMOLIVE CO (US)
XIE FANGANG (CN)
XIE FANGANG (CN)
International Classes:
A46B9/04
Foreign References:
| CN102202601A | 2011-09-28 | |||
| US20170202348A1 | 2017-07-20 | |||
| CN2621489Y | 2004-06-30 | |||
| CN106998897A | 2017-08-01 | |||
| CN108135348A | 2018-06-08 | |||
| US20110296642A1 | 2011-12-08 | |||
| US20170245627A1 | 2017-08-31 |
Other References:
See also references of EP 3876786A4
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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