EP 4331394 A1 20240306 - PAPER FILTER FOR FLAVOR INHALATION PRODUCT
Title (en)
PAPER FILTER FOR FLAVOR INHALATION PRODUCT
Title (de)
PAPIERFILTER FÜR EIN AROMAINHALATIONSPRODUKT
Title (fr)
FILTRE EN PAPIER POUR PRODUIT D'INHALATION D'ARÔME
Publication
Application
Priority
- JP 2021075291 A 20210427
- JP 2022011646 W 20220315
Abstract (en)
Provided is a paper filter for a flavor inhalation product, the paper filter having a rod-form filter medium and a rolled paper that rolls up the filter medium, wherein: the filter medium includes a wave-shaped paper sheet in which peaks and troughs are arranged in an alternating manner and so as to be continuous in a long-axis direction; the draw resistance in an airflow direction ranges from 0.2 mm H<sub>2</sub>O/mm to 1.0 mm H<sub>2</sub>O/mm; and the hardness in a direction perpendicular to the long axis ranges from 80.0% to 95.0%.
IPC 8 full level
CPC (source: EP KR US)
A24D 1/042 (2013.01 - KR); A24D 1/045 (2013.01 - US); A24D 1/20 (2020.01 - US); A24D 3/02 (2013.01 - KR); A24D 3/0204 (2013.01 - EP US); A24D 3/04 (2013.01 - EP KR US); A24D 3/10 (2013.01 - EP); A24D 3/17 (2020.01 - US); A24D 1/20 (2020.01 - EP)
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
DOCDB simple family (publication)
EP 4331394 A1 20240306; CN 117241684 A 20231215; JP WO2022230408 A1 20221103; KR 20230160879 A 20231124; US 2024049775 A1 20240215; WO 2022230408 A1 20221103
DOCDB simple family (application)
EP 22795331 A 20220315; CN 202280031129 A 20220315; JP 2022011646 W 20220315; JP 2023517135 A 20220315; KR 20237036220 A 20220315; US 202318495178 A 20231026