Global Patent Index - EP 4115751 A1

EP 4115751 A1 20230111 - FILTER, SMOKING ARTICLE, AND FLAVOR INHALATION ARTICLE

Title (en)

FILTER, SMOKING ARTICLE, AND FLAVOR INHALATION ARTICLE

Title (de)

FILTER, RAUCHARTIKEL UND GESCHMACKSINHALATIONSARTIKEL

Title (fr)

FILTRE, ARTICLE À FUMER ET ARTICLE D'INHALATION D'ARÔME

Publication

EP 4115751 A1 20230111 (EN)

Application

EP 20923327 A 20200302

Priority

JP 2020008714 W 20200302

Abstract (en)

Provided is a filter including: a first filter main body having a first end face on a mouthpiece side and a second end face opposite to the mouthpiece side, the first filter main body being formed of a paper sheet or a non-woven fabric sheet; a second filter main body provided on the second end face side of the first filter main body, the second filter main body having a third end face facing the second end face, the second filter main body being formed of a paper sheet or a non-woven fabric sheet; and a channel for communicating air between the second end face and the first end face. The airflow resistance of the channel is lower than that of the first filter main body.

IPC 8 full level

A24D 3/04 (2006.01)

CPC (source: EP)

A24D 3/0229 (2013.01); A24D 3/0291 (2013.01); A24D 3/04 (2013.01)

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

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4115751 A1 20230111; EP 4115751 A4 20230927; JP 7423749 B2 20240129; JP WO2021176527 A1 20210910; TW 202133748 A 20210916; WO 2021176527 A1 20210910

DOCDB simple family (application)

EP 20923327 A 20200302; JP 2020008714 W 20200302; JP 2022504785 A 20200302; TW 109116409 A 20200518