GB2091078B - Ventilated cigarette filter - Google Patents

Ventilated cigarette filter

Info

Publication number
GB2091078B
GB2091078B GB8137559A GB8137559A GB2091078B GB 2091078 B GB2091078 B GB 2091078B GB 8137559 A GB8137559 A GB 8137559A GB 8137559 A GB8137559 A GB 8137559A GB 2091078 B GB2091078 B GB 2091078B
Authority
GB
United Kingdom
Prior art keywords
cigarette filter
ventilated cigarette
ventilated
filter
cigarette
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
GB8137559A
Other versions
GB2091078A (en
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
Priority to GB8137559A priority Critical patent/GB2091078B/en
Publication of GB2091078A publication Critical patent/GB2091078A/en
Application granted granted Critical
Publication of GB2091078B publication Critical patent/GB2091078B/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
GB8137559A 1981-01-15 1981-12-11 Ventilated cigarette filter Expired GB2091078B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8137559A GB2091078B (en) 1981-01-15 1981-12-11 Ventilated cigarette filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8101152 1981-01-15
GB8137559A GB2091078B (en) 1981-01-15 1981-12-11 Ventilated cigarette filter

Publications (2)

Publication Number Publication Date
GB2091078A GB2091078A (en) 1982-07-28
GB2091078B true GB2091078B (en) 1984-11-21

Family

ID=26278121

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8137559A Expired GB2091078B (en) 1981-01-15 1981-12-11 Ventilated cigarette filter

Country Status (1)

Country Link
GB (1) GB2091078B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942887A (en) 1987-06-15 1990-07-24 Fabriques De Tabac Reunies, S.A. Filter mouthpiece for a smoking article

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585015A (en) * 1984-11-16 1986-04-29 Brown & Williamson Tobacco Corporation Cigarette filter
DE3625593A1 (en) * 1986-07-29 1988-02-04 Bat Cigarettenfab Gmbh FILTER CIGARETTE
US4924883A (en) * 1987-03-06 1990-05-15 R. J. Reynolds Tobacco Company Smoking article
GB9003248D0 (en) * 1990-02-13 1990-04-11 Gallaher Ltd Filters for smoking rods
GB9022530D0 (en) * 1990-10-17 1990-11-28 Tabac Fab Reunies Sa Filter mouthpiece for smoking articles
US5839449A (en) * 1996-01-29 1998-11-24 R.J. Reynolds Tobacco Company Low CO cigarette
US6206007B1 (en) * 1997-06-16 2001-03-27 Japan Tobacco Inc. Cigarette with a dual-structure filter
GB2347607B (en) * 1999-03-09 2003-10-22 Filtrona Int Ltd Papirosi cigarette filter
JP2014230489A (en) * 2011-09-20 2014-12-11 日本たばこ産業株式会社 Cigarette
LT2911534T (en) 2012-10-23 2019-04-10 Essentra Filter Products Development Co. Pte. Ltd Detection system
CN104853629B (en) 2012-12-13 2018-12-07 日本烟草产业株式会社 cigarette
GB201310599D0 (en) 2013-06-13 2013-07-31 Filtrona Filter Prod Dev Co Tabacco smoke filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942887A (en) 1987-06-15 1990-07-24 Fabriques De Tabac Reunies, S.A. Filter mouthpiece for a smoking article

Also Published As

Publication number Publication date
GB2091078A (en) 1982-07-28

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20011210