EP 2789249 B1 20181107 - CIGARETTE FILTER AND CIGARETTE
Title (en)
CIGARETTE FILTER AND CIGARETTE
Title (de)
ZIGARETTENFILTER UND ZIGARETTE
Title (fr)
FILTRE À CIGARETTE ET CIGARETTE
Publication
Application
Priority
- JP 2011267105 A 20111206
- JP 2012079108 W 20121109
Abstract (en)
[origin: EP2789249A1] A cigarette filter comprises a filter plug (121) that includes a filter material containing a cellulose acetate fiber tow (122), and filtration rate control particles (124) dispersed in the tow and selected from cellulose particles, cellulose triacetate particles and a mixture thereof. A cigarette comprises the cigarette filter.
IPC 8 full level
CPC (source: 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 2789249 A1 20141015; EP 2789249 A4 20150819; EP 2789249 B1 20181107; EP 2789249 B8 20181226; CN 103987284 A 20140813; CN 103987284 B 20190111; ES 2707868 T3 20190405; JP 5786038 B2 20150930; JP WO2013084661 A1 20150427; RU 2014127494 A 20160127; RU 2604020 C2 20161210; TW 201325478 A 20130701; WO 2013084661 A1 20130613
DOCDB simple family (application)
EP 12856496 A 20121109; CN 201280060253 A 20121109; ES 12856496 T 20121109; JP 2012079108 W 20121109; JP 2013548156 A 20121109; RU 2014127494 A 20121109; TW 101142159 A 20121113