GB2118819B - Cigarette filter - Google Patents

Cigarette filter

Info

Publication number
GB2118819B
GB2118819B GB08309058A GB8309058A GB2118819B GB 2118819 B GB2118819 B GB 2118819B GB 08309058 A GB08309058 A GB 08309058A GB 8309058 A GB8309058 A GB 8309058A GB 2118819 B GB2118819 B GB 2118819B
Authority
GB
United Kingdom
Prior art keywords
cigarette filter
cigarette
filter
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
Application number
GB08309058A
Other languages
English (en)
Other versions
GB8309058D0 (en
GB2118819A (en
Inventor
Ernest Brian Hayes
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.)
Essentra PLC
Original Assignee
Filtrona PLC
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 Filtrona PLC filed Critical Filtrona PLC
Publication of GB8309058D0 publication Critical patent/GB8309058D0/en
Publication of GB2118819A publication Critical patent/GB2118819A/en
Application granted granted Critical
Publication of GB2118819B publication Critical patent/GB2118819B/en
Expired legal-status Critical Current

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
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
GB08309058A 1982-04-08 1983-03-31 Cigarette filter Expired GB2118819B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8210585 1982-04-08

Publications (3)

Publication Number Publication Date
GB8309058D0 GB8309058D0 (en) 1983-05-11
GB2118819A GB2118819A (en) 1983-11-09
GB2118819B true GB2118819B (en) 1986-09-24

Family

ID=10529642

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309058A Expired GB2118819B (en) 1982-04-08 1983-03-31 Cigarette filter

Country Status (10)

Country Link
BE (1) BE896393A (xx)
CH (1) CH660836A5 (xx)
DE (1) DE3312706A1 (xx)
FR (1) FR2524775A1 (xx)
GB (1) GB2118819B (xx)
IT (1) IT1194191B (xx)
NL (1) NL8301255A (xx)
NO (1) NO157125C (xx)
PT (1) PT76503B (xx)
SE (1) SE8301884L (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020228424A1 (zh) * 2019-05-10 2020-11-19 博颉(上海)管理咨询有限公司 加热不燃烧烟支

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550740A (en) * 1983-12-05 1985-11-05 Brown & Williamson Tobacco Corporation Mouthpiece for a cigarette and a cigarette having same
US4557281A (en) * 1983-12-05 1985-12-10 Brown & Williamson Tobacco Corporation Filtered cigarette
US4681125A (en) * 1985-03-06 1987-07-21 Brown & Williamson Tobacco Corporation Mouthpiece for tobacco smoke article
GB8525967D0 (en) * 1985-10-22 1985-11-27 Cigarette Components Ltd Ventilated cigarette filter
FR2746600B1 (fr) * 1996-03-29 1998-04-30 Tabacs & Allumettes Ind Cigarette a filtre ventile a double troncon de filtrage, aromatisee par le gainage du filtre.
GB9917820D0 (en) 1999-07-29 1999-09-29 American Filtrona Corp Filter for a cigarette and filter-tipped cigarette
GB0809865D0 (en) * 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
GB201016387D0 (en) * 2010-09-29 2010-11-10 Filtrona Int Ltd Tobacco smoke filter
KR102245876B1 (ko) 2012-09-28 2021-05-03 필립모리스 프로덕츠 에스.에이. 마우스 말단의 오염이 감소된 흡연 물품
EP3761812B1 (en) * 2018-03-08 2023-08-23 Philip Morris Products S.A. Aerosol generating articles
CN109645559A (zh) * 2018-12-25 2019-04-19 杨成云 一种多层瓦楞纸沟槽滤棒
WO2020215972A1 (zh) * 2019-04-22 2020-10-29 博颉(上海)管理咨询有限公司 一种烟草制品及其制作方法
GB202116870D0 (en) * 2021-11-23 2022-01-05 Essentra Filter Products Dev Co Pte Ltd Paper filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308661A (en) * 1970-02-21 1973-02-21 Cigarette Components Ltd Device for treating tobacco smoke
GB1319862A (en) * 1970-07-23 1973-06-13 British American Tobacco Co Tobacco-smoke filters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020228424A1 (zh) * 2019-05-10 2020-11-19 博颉(上海)管理咨询有限公司 加热不燃烧烟支

Also Published As

Publication number Publication date
FR2524775A1 (fr) 1983-10-14
GB8309058D0 (en) 1983-05-11
PT76503A (en) 1983-05-01
FR2524775B3 (xx) 1985-01-25
NO831109L (no) 1983-10-10
DE3312706A1 (de) 1983-10-13
NO157125B (no) 1987-10-19
BE896393A (fr) 1983-10-07
SE8301884L (sv) 1983-10-09
GB2118819A (en) 1983-11-09
NL8301255A (nl) 1983-11-01
NO157125C (no) 1988-06-01
IT8320484A0 (it) 1983-04-07
IT1194191B (it) 1988-09-14
SE8301884D0 (sv) 1983-04-06
IT8320484A1 (it) 1984-10-07
CH660836A5 (fr) 1987-05-29
PT76503B (en) 1986-01-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee