EP 1983852 B1 20110720 - IMPROVEMENTS RELATING TO SMOKING ARTICLES AND FILTER THEREFOR
Title (en)
IMPROVEMENTS RELATING TO SMOKING ARTICLES AND FILTER THEREFOR
Title (de)
VERBESSERUNGEN IM ZUSAMMENHANG MIT RAUCHARTIKELN UND FILTER DAFÜR
Title (fr)
AMÉLIORATIONS LIÉES À DES ARTICLES DE FUMEURS ET FILTRE POUR CEUX-CI
Publication
Application
Priority
- GB 2007000155 W 20070119
- GB 0603126 A 20060216
Abstract (en)
[origin: WO2007093757A1] A filter for smoking articles includes two sections, a first section (2) comprising a longitudinally extending opening (4) surrounded by smoke impervious material (6) and a second section (8) comprising a core (10) having a high-pressure drop material, a circumscribing annulus (12) having a lower pressure drop filter material than the core. The first section (2) is generally adjacent to the tobacco section (18) of a cigarette (3) at a first end and is spaced from the second section (8). Moreover, the invention comprises ventilation holes (20) circumscribing the space or gap (14) between the first and second section or circumscribes the second section (8).
IPC 8 full level
A24D 3/04 (2006.01)
CPC (source: EP KR US)
A24D 3/0279 (2013.01 - KR); A24D 3/043 (2013.01 - EP US); A24D 3/045 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2007093757 A1 20070823; AR 059453 A1 20080409; AT E516716 T1 20110815; AU 2007216341 A1 20070823; AU 2007216341 B2 20100513; BR PI0707756 A2 20110510; CA 2642521 A1 20070823; CN 101384185 A 20090311; CN 101384185 B 20130102; EP 1983852 A1 20081029; EP 1983852 B1 20110720; ES 2370008 T3 20111209; GB 0603126 D0 20060329; JP 2009526540 A 20090723; KR 20080094731 A 20081023; MX 2008010505 A 20081114; MY 159363 A 20161230; PL 1983852 T3 20120131; RU 2008136759 A 20100327; RU 2421110 C2 20110620; TW 200738180 A 20071016; TW I399181 B 20130621; UA 91407 C2 20100726; US 2009314303 A1 20091224; ZA 200806787 B 20090624
DOCDB simple family (application)
GB 2007000155 W 20070119; AR P070100640 A 20070214; AT 07704936 T 20070119; AU 2007216341 A 20070119; BR PI0707756 A 20070119; CA 2642521 A 20070119; CN 200780005404 A 20070119; EP 07704936 A 20070119; ES 07704936 T 20070119; GB 0603126 A 20060216; JP 2008554833 A 20070119; KR 20087022579 A 20080916; MX 2008010505 A 20070119; MY PI20083016 A 20070119; PL 07704936 T 20070119; RU 2008136759 A 20070119; TW 96103895 A 20070202; UA A200811171 A 20070119; US 27953507 A 20070119; ZA 200806787 A 20080805