ORAL CARE IMPLEMENT - COLGATE PALMOLIVE CO

Title:

ORAL CARE IMPLEMENT

Document Type and Number:

WIPO Patent Application WO/2021/087647

Kind Code:

A1

Abstract:

An oral care implement (100) including a head portion (120) that extends from a proximal end (121) to a distal edge (122) along a longitudinal axis (A-A). The head portion (120) may be formed of a cellulosic material such as a wood material or a bamboo material having a longitudinal grain direction. The head portion (120) may include a plurality of tuft holes (130) such that a bristle tuft (151) is anchored to the head portion (120) within each of the tuft holes (130) by an anchor (200). The anchors (200) may extend along an anchor axis that is oblique to the longitudinal axis (A-A). The bristle tufts (151) may include perimeter bristle tufts (153,154) located within perimeter tuft holes (140) that are adjacent to a perimeter (128) or peripheral edge (126,127) of the head portion (120). The perimeter tuft holes (140) may be located at least 1.80 mm from the perimeter (128) of the head portion (120).

Inventors:

ZHANG BO (CN)
LIU GUOQIANG (CN)
JI YANMEI (CN)

Application Number:

PCT/CN2019/115264

Publication Date:

May 14, 2021

Filing Date:

November 04, 2019

Export Citation:

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Assignee:

COLGATE PALMOLIVE CO (US)
ZHANG BO (CN)

International Classes:

A46B9/04; A46B3/16

Domestic Patent References:

WO2021078948A1	2021-04-29
WO2008081697A1	2008-07-10
WO2011002460A1	2011-01-06

Foreign References:

CN102821648A	2012-12-12
CN102821648A	2012-12-12
CN101010018A	2007-08-01
CN101568276A	2009-10-28
CN1874705A	2006-12-06
CN102469871A	2012-05-23
US20110000040A1	2011-01-06
CN209489659U	2019-10-15
CN208639788U	2019-03-26
CN207979242U	2018-10-19
CN2754439Y	2006-02-01

Other References: