CA2669297C - Smoking article filter - Google Patents

Smoking article filter Download PDF

Info

Publication number
CA2669297C
CA2669297C CA2669297A CA2669297A CA2669297C CA 2669297 C CA2669297 C CA 2669297C CA 2669297 A CA2669297 A CA 2669297A CA 2669297 A CA2669297 A CA 2669297A CA 2669297 C CA2669297 C CA 2669297C
Authority
CA
Canada
Prior art keywords
section
filter
particulate material
wrapper
filter according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2669297A
Other languages
English (en)
French (fr)
Other versions
CA2669297A1 (en
Inventor
Martin Graham Duke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Investments Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British American Tobacco Investments Ltd filed Critical British American Tobacco Investments Ltd
Publication of CA2669297A1 publication Critical patent/CA2669297A1/en
Application granted granted Critical
Publication of CA2669297C publication Critical patent/CA2669297C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon
CA2669297A 2006-12-21 2007-11-20 Smoking article filter Expired - Fee Related CA2669297C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0625818.0 2006-12-21
GBGB0625818.0A GB0625818D0 (en) 2006-12-21 2006-12-21 Smoking article filter
PCT/GB2007/004435 WO2008074977A1 (en) 2006-12-21 2007-11-20 Smoking article filter

Publications (2)

Publication Number Publication Date
CA2669297A1 CA2669297A1 (en) 2008-06-26
CA2669297C true CA2669297C (en) 2015-01-13

Family

ID=37758981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2669297A Expired - Fee Related CA2669297C (en) 2006-12-21 2007-11-20 Smoking article filter

Country Status (21)

Country Link
US (1) US20100108085A1 (es)
EP (1) EP2096945B1 (es)
JP (3) JP2010512778A (es)
KR (2) KR20140005731U (es)
CN (1) CN101562998B (es)
AR (1) AR064455A1 (es)
AU (1) AU2007336120B2 (es)
BR (1) BRPI0720536A2 (es)
CA (1) CA2669297C (es)
CL (1) CL2007003708A1 (es)
EA (1) EA014830B1 (es)
ES (1) ES2396458T3 (es)
GB (1) GB0625818D0 (es)
IL (1) IL198777A (es)
MX (1) MX2009005233A (es)
MY (1) MY149472A (es)
PL (1) PL2096945T3 (es)
TW (1) TW200838445A (es)
UA (1) UA93765C2 (es)
WO (1) WO2008074977A1 (es)
ZA (1) ZA200903580B (es)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2423571C1 (ru) * 2007-12-14 2011-07-10 Джапан Тобакко Инк. Сигаретный фильтр и сигарета с фильтром
GB0911182D0 (en) * 2009-06-29 2009-08-12 British American Tobacco Co Filter for a smoking article
GB0911181D0 (en) * 2009-06-29 2009-08-12 British American Tobacco Co A filter for a smoking article
GB0922253D0 (en) 2009-12-21 2010-02-03 British American Tobacco Co Sheet filter materials with additives
GB201004976D0 (en) * 2010-03-24 2010-05-12 Filtrona Int Ltd Tobacco smoke filter
CN101953511A (zh) * 2010-06-02 2011-01-26 成进学 清除卷烟烟气毒害的纳米富硒锗负离子安全防癌香烟
LT2579736T (lt) * 2010-06-10 2019-04-10 Essentra Filter Products Development Co. Pte. Ltd. Tabako dūmų filtras
DK177983B1 (da) * 2010-11-08 2015-02-16 Pleasure Smoking Co Aps Koniske og cylindriske filter tips, og koniske og cylindriske hylstre
EP2510814A1 (en) * 2011-04-15 2012-10-17 Philip Morris Products S.A. Ventilated smoking article including sorbent material
GB201110863D0 (en) 2011-06-27 2011-08-10 British American Tobacco Co Smoking article filter and insertable filter unit thereof
EP2551407B1 (de) * 2011-07-28 2013-06-19 delfortgroup AG Ölbeständiges Filterhüllpapier
GB201211523D0 (en) * 2012-06-27 2012-08-08 Filtrona Filter Prod Dev Co Tobacco smoke filter
EP3788890B1 (en) 2012-08-06 2023-06-28 Philip Morris Products S.A. Smoking article with mouth end cavity
BR112015001803B1 (pt) * 2012-08-06 2020-12-22 Philip Morris Products S.A. método para formar artigos para fumar com cavidades na extremidade de boca
EP2719295A1 (en) * 2012-10-15 2014-04-16 Philip Morris Products S.A. Ventilated smoking article including sorbent material
GB201219540D0 (en) * 2012-10-31 2012-12-12 British American Tobacco Co A filter for a smoking article
GB201223159D0 (en) 2012-12-21 2013-02-06 British American Tobacco Co Insertable filter unit
KR102216914B1 (ko) * 2012-12-31 2021-02-19 필립모리스 프로덕츠 에스.에이. 흐름 제한기를 포함하는 흡연 물품
WO2014102095A2 (en) * 2012-12-31 2014-07-03 Philip Morris Products S.A. Smoking article including flow restrictor in hollow tube
TW201635927A (zh) 2015-03-27 2016-10-16 菲利浦莫里斯製品股份有限公司 具有嘴端空腔及通氣的吸煙物件
ITUA20162010A1 (it) * 2016-03-24 2017-09-24 Gd Spa Articolo da fumo e metodo per la sua realizzazione.
GB2549803A (en) * 2016-04-29 2017-11-01 British American Tobacco Investments Ltd A filter tube for a smoking article
US11596171B2 (en) * 2017-04-14 2023-03-07 Philip Morris Products S.A. Filter component
GB201715924D0 (en) 2017-09-29 2017-11-15 British American Tobacco Investments Ltd A filter unit for a smoking article
GB201715922D0 (en) * 2017-09-29 2017-11-15 British American Tobacco Investments Ltd A filter unit for a smoking article
JP7350723B2 (ja) 2017-10-13 2023-09-26 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 粒子状のエアロゾル変更材料を備えたくぼみを有するエアロゾル発生物品
KR20230131396A (ko) * 2022-03-04 2023-09-13 주식회사 케이티앤지 흡연 물품 및 이를 포함하는 에어로졸 발생 시스템

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB781654A (en) 1954-07-13 1957-08-21 Olin Mathieson Improvements in or relating to filter tips for cigarettes, method of making the sameand cigarettes employing the same
US3396733A (en) * 1966-03-23 1968-08-13 Lorillard Co P Cigarette tip
GB2135865A (en) * 1983-03-03 1984-09-12 Filtrona Ltd Tobacco smoke filter
JPS6055115B2 (ja) * 1983-03-04 1985-12-03 日本たばこ産業株式会社 タ−ル生成量の減少方法
US4550740A (en) 1983-12-05 1985-11-05 Brown & Williamson Tobacco Corporation Mouthpiece for a cigarette and a cigarette having same
US4646762A (en) * 1983-12-05 1987-03-03 Brown & Williamson Tobacco Corporation Cigarette having a mouthpiece
US4611607A (en) * 1984-02-21 1986-09-16 Brown & Williamson Tobacco Corporation Cigarette filter
GB8709173D0 (en) * 1987-04-16 1987-05-20 Cigarette Components Ltd Ventilated cigarette filter
CN2043829U (zh) * 1988-02-06 1989-09-06 丁晋贤 空心嘴香烟
JPH04135476A (ja) * 1989-12-18 1992-05-08 R J Reynolds Tobacco Co シガレット及びシガレットのためのフィルタ素子
AU658372B2 (en) * 1990-11-19 1995-04-13 Cigarette Components Limited Smoke filter containing particulate smoke modifying additive
GB2260477A (en) * 1991-10-14 1993-04-21 Cigarette Components Ltd Smoke filter containing particulate smoke modifying additive
GB9121782D0 (en) * 1991-10-14 1991-11-27 Cigarette Components Ltd Cigarette filter containing particulate smoke modifying additive
GB9214267D0 (en) * 1992-07-04 1992-08-19 British American Tobacco Co Improvements relating to smoking articles
US5404890A (en) * 1993-06-11 1995-04-11 R. J. Reynolds Tobacco Company Cigarette filter
US5709227A (en) * 1995-12-05 1998-01-20 R. J. Reynolds Tobacco Company Degradable smoking article
RU2125822C1 (ru) * 1998-06-15 1999-02-10 Погосян Сейран Амаякович Курительное изделие
DE50014831D1 (de) * 2000-07-12 2008-01-17 Philip Morris Prod Rezessfilter und rauchbarer gegenstand mit einem rezessfilter
JP5393032B2 (ja) * 2005-02-04 2014-01-22 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム シガレット及びセルロースのフレーバーが加えられたフィルタ

Also Published As

Publication number Publication date
TW200838445A (en) 2008-10-01
JP3194389U (ja) 2014-11-20
CN101562998B (zh) 2011-10-05
AU2007336120A1 (en) 2008-06-26
ES2396458T3 (es) 2013-02-21
KR20140005731U (ko) 2014-11-07
ZA200903580B (en) 2010-02-24
US20100108085A1 (en) 2010-05-06
EP2096945B1 (en) 2012-10-03
EA014830B1 (ru) 2011-02-28
MX2009005233A (es) 2009-05-28
CA2669297A1 (en) 2008-06-26
EP2096945A1 (en) 2009-09-09
PL2096945T3 (pl) 2013-05-31
JP2010512778A (ja) 2010-04-30
IL198777A (en) 2013-05-30
JP2013188215A (ja) 2013-09-26
GB0625818D0 (en) 2007-02-07
CN101562998A (zh) 2009-10-21
BRPI0720536A2 (pt) 2014-01-07
IL198777A0 (en) 2010-02-17
AU2007336120B2 (en) 2010-11-25
WO2008074977A1 (en) 2008-06-26
UA93765C2 (uk) 2011-03-10
KR20090101917A (ko) 2009-09-29
AR064455A1 (es) 2009-04-01
MY149472A (en) 2013-08-30
CL2007003708A1 (es) 2008-06-27
EA200900818A1 (ru) 2010-02-26

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Legal Events

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EEER Examination request
MKLA Lapsed

Effective date: 20161121