EP 3820327 A1 20210519 - INTERDENTAL BRUSH HAVING AN INSERTION GUIDANCE TIP

Title (en)

INTERDENTAL BRUSH HAVING AN INSERTION GUIDANCE TIP

Title (de)

INTERDENTALBÜRSTE MIT EINER EINSETZFÜHRUNGSSPITZE

Title (fr)

BROSSE INTERDENTAIRE AYANT UNE POINTE DE GUIDAGE D'INSERTION

Publication

EP 3820327 A1 20210519 (EN)

Application

EP 19739970 A 20190711

Priority

SE 1850882 A 20180711
EP 2019068638 W 20190711

Abstract (en)

[origin: WO2020011901A1] A method of providing an insertion guidance tip at a distal end of an interdental brush, use of a first set of filaments (10) and a second set of filaments (20) in an interdental brush, and an interdental brush comprising a first set of filaments (10) arranged along a first longitudinal sub-length (L1) and having a first filament diameter (D1), and a second set of filaments (20) arranged along a second longitudinal sub-length (L2) and having a second filament diameter (D2), wherein the second filament diameter (D2) is smaller than the first filament diameter (D1), wherein the second longitudinal sub-length (L2) is positioned at the distal end (5) of the interdental brush (1), and wherein the second sub-length has a length (L2) along the longitudinal direction being less than 15% of a longitudinal extension (L3) of the brush portion (2) and extending along less than three twists of a core member (3).

IPC 8 full level

A46B 9/02 (2006.01); A46B 3/00 (2006.01); A46B 3/16 (2006.01); A46B 3/18 (2006.01); A46B 9/04 (2006.01); A46B 9/06 (2006.01)

CPC (source: EP KR US)

A46B 3/16 (2013.01 - EP KR US); A46B 3/18 (2013.01 - EP KR); A46B 9/021 (2013.01 - EP); A46B 9/04 (2013.01 - KR); A46B 9/045 (2013.01 - EP US); A46B 9/06 (2013.01 - EP KR US); A46B 2200/108 (2013.01 - EP KR US)

Citation (search report)

[E] EP 3510889 A1 20190717 - SOLO MED GMBH [DE]
[XI] WO 2009079802 A1 20090702 - STIEGER PETER [CH]
[DXI] EP 0680707 A2 19951108 - DENTAID SA [ES]
[XI] WO 2009122946 A1 20091008 - KOBAYASHI PHARMA [JP], et al
See also references of WO 2020011901A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2020011901 A1 20200116; AU 2019300323 A1 20210211; BR 112021000293 A2 20210406; CN 112822961 A 20210518; EP 3820327 A1 20210519; JP 2021524344 A 20210913; JP 7480111 B2 20240509; KR 20210060435 A 20210526; US 2021289935 A1 20210923; US 2024172864 A1 20240530; ZA 202100863 B 20220928

DOCDB simple family (application)

EP 2019068638 W 20190711; AU 2019300323 A 20190711; BR 112021000293 A 20190711; CN 201980044680 A 20190711; EP 19739970 A 20190711; JP 2021500649 A 20190711; KR 20217004233 A 20190711; US 201917259019 A 20190711; US 202318502525 A 20231106; ZA 202100863 A 20210208