GB2203324B - Ventilated cigarette filter - Google Patents

Ventilated cigarette filter

Info

Publication number
GB2203324B
GB2203324B GB8808840A GB8808840A GB2203324B GB 2203324 B GB2203324 B GB 2203324B GB 8808840 A GB8808840 A GB 8808840A GB 8808840 A GB8808840 A GB 8808840A GB 2203324 B GB2203324 B GB 2203324B
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 - Fee Related
Application number
GB8808840A
Other versions
GB2203324A (en
GB8808840D0 (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.)
Cigarette Components Ltd
Original Assignee
Cigarette Components 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 Cigarette Components Ltd filed Critical Cigarette Components Ltd
Publication of GB8808840D0 publication Critical patent/GB8808840D0/en
Publication of GB2203324A publication Critical patent/GB2203324A/en
Application granted granted Critical
Publication of GB2203324B publication Critical patent/GB2203324B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
GB8808840A 1987-04-16 1988-04-14 Ventilated cigarette filter Expired - Fee Related GB2203324B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878709173A GB8709173D0 (en) 1987-04-16 1987-04-16 Ventilated cigarette filter

Publications (3)

Publication Number Publication Date
GB8808840D0 GB8808840D0 (en) 1988-05-18
GB2203324A GB2203324A (en) 1988-10-19
GB2203324B true GB2203324B (en) 1991-05-29

Family

ID=10615959

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878709173A Pending GB8709173D0 (en) 1987-04-16 1987-04-16 Ventilated cigarette filter
GB8808840A Expired - Fee Related GB2203324B (en) 1987-04-16 1988-04-14 Ventilated cigarette filter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878709173A Pending GB8709173D0 (en) 1987-04-16 1987-04-16 Ventilated cigarette filter

Country Status (4)

Country Link
JP (1) JP2604419B2 (en)
CH (1) CH676911A5 (en)
GB (2) GB8709173D0 (en)
IT (1) IT1216580B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101562998B (en) * 2006-12-21 2011-10-05 英美烟草(投资)有限公司 Smoking article filter

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4205658A1 (en) * 1992-02-25 1993-08-26 Reemtsma H F & Ph VENTILATED FILTER CIGARETTE
RU2138974C1 (en) 1999-03-12 1999-10-10 Погосян Сейран Амаякович Smoking article
GB0603126D0 (en) * 2006-02-16 2006-03-29 British American Tobacco Co Improvements relating to smoking articles and filters therefor
EP2636319A3 (en) * 2010-10-06 2014-03-12 Celanese Acetate LLC Smoke filters for smoking devices with porous masses having a carbon particle loading and an encapsulated pressure drop
DK177983B1 (en) * 2010-11-08 2015-02-16 Pleasure Smoking Co Aps Tapered and cylindrical filter tips, and tapered and cylindrical sleeves
TR201808121T4 (en) * 2012-08-06 2018-07-23 Philip Morris Products Sa Method of creating smoking articles having mouth cavities.
UA116990C2 (en) 2012-08-06 2018-06-11 Філіп Морріс Продактс С.А. Smoking article with mouth end cavity
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
JP2017099286A (en) * 2014-03-31 2017-06-08 日本たばこ産業株式会社 Filter for tobacco product and tobacco product
JP6416512B2 (en) * 2014-06-19 2018-10-31 株式会社ダイセル Method for producing hollow cigarette filter member

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1198772A (en) * 1967-04-20 1970-07-15 Philip Morris Inc Cigarette Ventilation
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter
GB2101869A (en) * 1981-07-06 1983-01-26 Filtrona Ltd Filtering means
EP0101173A1 (en) * 1982-07-16 1984-02-22 Lorillard, Inc. Cigarette filter assembly
GB2150409A (en) * 1983-11-18 1985-07-03 British American Tobacco Co Improvements relating to smoking-article mouthpiece-elements
EP0151732A1 (en) * 1983-12-13 1985-08-21 H.F. & Ph.F. Reemtsma GmbH & Co Ventilated cigarette filter with a grooved filter
GB2154423A (en) * 1984-02-21 1985-09-11 Brown & Williamson Tobacco Cigarette filter
GB2160756A (en) * 1984-06-25 1986-01-02 Brown & Williamson Tobacco Improved cigarette filter

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1198772A (en) * 1967-04-20 1970-07-15 Philip Morris Inc Cigarette Ventilation
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter
GB2101869A (en) * 1981-07-06 1983-01-26 Filtrona Ltd Filtering means
EP0101173A1 (en) * 1982-07-16 1984-02-22 Lorillard, Inc. Cigarette filter assembly
GB2150409A (en) * 1983-11-18 1985-07-03 British American Tobacco Co Improvements relating to smoking-article mouthpiece-elements
EP0151732A1 (en) * 1983-12-13 1985-08-21 H.F. & Ph.F. Reemtsma GmbH & Co Ventilated cigarette filter with a grooved filter
GB2154423A (en) * 1984-02-21 1985-09-11 Brown & Williamson Tobacco Cigarette filter
GB2160756A (en) * 1984-06-25 1986-01-02 Brown & Williamson Tobacco Improved cigarette filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101562998B (en) * 2006-12-21 2011-10-05 英美烟草(投资)有限公司 Smoking article filter

Also Published As

Publication number Publication date
IT8820217A0 (en) 1988-04-15
CH676911A5 (en) 1991-03-28
GB8709173D0 (en) 1987-05-20
JPS6447366A (en) 1989-02-21
IT1216580B (en) 1990-03-08
JP2604419B2 (en) 1997-04-30
GB2203324A (en) 1988-10-19
GB8808840D0 (en) 1988-05-18

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Legal Events

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

Effective date: 20030414