HK86989A - Cigarette filter - Google Patents

Cigarette filter

Info

Publication number
HK86989A
HK86989A HK869/89A HK86989A HK86989A HK 86989 A HK86989 A HK 86989A HK 869/89 A HK869/89 A HK 869/89A HK 86989 A HK86989 A HK 86989A HK 86989 A HK86989 A HK 86989A
Authority
HK
Hong Kong
Prior art keywords
cigarette filter
cigarette
filter
Prior art date
Application number
HK869/89A
Inventor
Ernest Brian Hayes
Peter James Rooney
Anthony Sydney Cantell
Original Assignee
Filtrona 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 Filtrona Ltd filed Critical Filtrona Ltd
Publication of HK86989A publication Critical patent/HK86989A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04Tobacco smoke filters characterised by their shape or structure
    • A24D3/043Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
HK869/89A 1981-07-06 1989-11-02 Cigarette filter HK86989A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8120821 1981-07-06
GB8210372 1982-04-07

Publications (1)

Publication Number Publication Date
HK86989A true HK86989A (en) 1989-11-10

Family

ID=26280029

Family Applications (1)

Application Number Title Priority Date Filing Date
HK869/89A HK86989A (en) 1981-07-06 1989-11-02 Cigarette filter

Country Status (18)

Country Link
AT (1) AT384350B (en)
AU (1) AU546687B2 (en)
BE (1) BE893752A (en)
BR (1) BR8203961A (en)
CA (1) CA1194753A (en)
CH (1) CH649448A5 (en)
DE (1) DE3225091C2 (en)
DK (2) DK160798C (en)
ES (1) ES273648Y (en)
FR (1) FR2508772B1 (en)
GB (1) GB2102271B (en)
GR (1) GR76553B (en)
HK (1) HK86989A (en)
IE (1) IE53192B1 (en)
IT (1) IT1198381B (en)
NL (1) NL8202557A (en)
NO (1) NO157042C (en)
SE (2) SE461825B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118424B (en) * 1982-04-07 1986-07-16 Filtrona Ltd Tobacco smoke filter
JPS6048156B2 (en) * 1982-07-07 1985-10-25 三菱アセテート株式会社 tobacco smoke filter
GB2133269B (en) * 1982-12-13 1986-08-20 Filtrona Ltd Tobacco smoke filter
EP0117847B1 (en) * 1983-02-15 1987-01-07 Battelle Memorial Institute Cigarette
DE3445354A1 (en) * 1983-12-13 1985-08-14 H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg Cigarette with one-piece, ventilated filter mouthpiece
US5509429A (en) * 1989-03-02 1996-04-23 Kothmans, Benson & Hedges Inc. Uniform tar delivery profile filter
DK1321050T3 (en) 2001-12-18 2007-02-12 Bat Cigarettenfab Gmbh Filter for a smokable article
GB201016387D0 (en) * 2010-09-29 2010-11-10 Filtrona Int Ltd Tobacco smoke filter
GB201112466D0 (en) * 2011-07-20 2011-08-31 British American Tobacco Co Smoking article
GB201213786D0 (en) * 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter
GB201311079D0 (en) 2013-06-21 2013-08-07 British American Tobacco Co A method of fabricating a filter element
GB201311450D0 (en) * 2013-06-27 2013-08-14 British American Tobacco Co A method and an apparatus for manufacturing a filter for a smoking article
BR112020009253A2 (en) * 2017-11-28 2020-10-20 Philip Morris Products S.A. aerosol generator article with modified structure nozzle
EP4051023A1 (en) * 2019-10-28 2022-09-07 JT International SA Filter component for an aerosol-generating article

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1718122A (en) * 1927-01-18 1929-06-18 Shon Clarence L De Cigarette tip
GB864247A (en) 1958-04-16 1961-03-29 Olin Mathieson Improvements in or relating to cigarettes
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
US3596663A (en) * 1969-05-29 1971-08-03 Lorillard Co P Ventilated smoking article
IL36205A (en) * 1970-02-21 1973-05-31 Cigarette Components Ltd Device for treating tobacco smoke and method for its manufacture
SE381167B (en) * 1974-03-13 1975-12-01 Svenska Tobaks Ab FILTER FOR TOBACCO SMOKE
CH621051A5 (en) * 1976-12-15 1981-01-15 Cigarette Components Ltd Tobacco smoke filter and manufacturing process for this
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter

Also Published As

Publication number Publication date
IE53192B1 (en) 1988-08-17
IT1198381B (en) 1988-12-21
BE893752A (en) 1983-01-05
FR2508772A1 (en) 1983-01-07
IE821500L (en) 1983-01-06
SE461825B (en) 1990-04-02
DK116290A (en) 1990-05-10
NO157042B (en) 1987-10-05
ES273648U (en) 1984-01-16
AU8565582A (en) 1983-01-13
SE8904312D0 (en) 1989-12-21
GB2102271A (en) 1983-02-02
FR2508772B1 (en) 1986-11-14
SE8204081L (en) 1983-01-07
ATA261682A (en) 1987-04-15
CA1194753A (en) 1985-10-08
IT8222208A0 (en) 1982-07-02
DK160798B (en) 1991-04-22
DK160798C (en) 1991-10-14
DE3225091A1 (en) 1983-01-20
AT384350B (en) 1987-10-27
SE8904312L (en) 1989-12-21
BR8203961A (en) 1983-06-28
NL8202557A (en) 1983-02-01
DE3225091C2 (en) 1996-09-19
DK287682A (en) 1983-01-07
AU546687B2 (en) 1985-09-12
CH649448A5 (en) 1985-05-31
NO822284L (en) 1983-01-07
GB2102271B (en) 1985-11-13
GR76553B (en) 1984-08-10
ES273648Y (en) 1984-08-01
NO157042C (en) 1988-01-13
SE8204081D0 (en) 1982-07-01
DK116290D0 (en) 1990-05-10

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)