HK86789A - Cigarette filter - Google Patents

Cigarette filter

Info

Publication number
HK86789A
HK86789A HK867/89A HK86789A HK86789A HK 86789 A HK86789 A HK 86789A HK 867/89 A HK867/89 A HK 867/89A HK 86789 A HK86789 A HK 86789A HK 86789 A HK86789 A HK 86789A
Authority
HK
Hong Kong
Prior art keywords
cigarette filter
cigarette
filter
Prior art date
Application number
HK867/89A
Other languages
English (en)
Inventor
David Richard Townsend
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10529535&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK86789(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Filtrona Ltd filed Critical Filtrona Ltd
Publication of HK86789A publication Critical patent/HK86789A/xx

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
    • 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
HK867/89A 1982-04-05 1989-11-02 Cigarette filter HK86789A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8210074 1982-04-05

Publications (1)

Publication Number Publication Date
HK86789A true HK86789A (en) 1989-11-10

Family

ID=10529535

Family Applications (1)

Application Number Title Priority Date Filing Date
HK867/89A HK86789A (en) 1982-04-05 1989-11-02 Cigarette filter

Country Status (16)

Country Link
JP (1) JPS58198284A (nl)
KR (1) KR850000939A (nl)
AT (1) AT386508B (nl)
BE (1) BE896352A (nl)
BR (1) BR8301801A (nl)
CH (1) CH656508A5 (nl)
DE (1) DE3311902C3 (nl)
ES (1) ES281061Y (nl)
FR (1) FR2524274A1 (nl)
GB (1) GB2119221B (nl)
HK (1) HK86789A (nl)
IT (1) IT1163227B (nl)
NL (1) NL191750B (nl)
NO (1) NO157803C (nl)
PT (1) PT76468B (nl)
SE (1) SE460882B (nl)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3743597C1 (de) * 1987-12-22 1989-02-16 Bat Cigarettenfab Gmbh Koaxialcigarette
DE3901226C1 (nl) * 1989-01-17 1990-07-26 B.A.T. Cigarettenfabriken Gmbh, 2000 Hamburg, De
GB8908535D0 (en) * 1989-04-14 1989-06-01 Tabac Fab Reunies Sa Cigarette and filter thereof
US5746230A (en) * 1990-08-24 1998-05-05 Philip Morris Incorporated Concentric smoking filter having discrete tow and web filter media
US5365951A (en) * 1990-08-24 1994-11-22 Philip Morris Incorporated Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core
AU635095B2 (en) * 1990-08-24 1993-03-11 Philip Morris Products Inc. Concentric smoking filter having discrete tow and web filter media
GB9122447D0 (en) * 1991-10-23 1991-12-04 Rothmans Int Tobacco Lightweight cigarette filter and cigarettes incorporating such filters
DE19718296B4 (de) * 1997-04-30 2006-06-29 British American Tobacco (Germany) Gmbh Ventilierte Filtercigarette mit einem koaxialen Filterelement
JP2001120250A (ja) * 1999-10-22 2001-05-08 Mitsubishi Rayon Co Ltd たばこフィルター
JP2001120249A (ja) * 1999-10-22 2001-05-08 Mitsubishi Rayon Co Ltd たばこフィルター
GB2380391A (en) 2001-10-03 2003-04-09 Filtrona Int Ltd Cigarette filter containing differently coloured filaments
US8113215B2 (en) 2007-06-21 2012-02-14 Philip Morris Usa Inc. Smoking article filter having liquid additive containing tubes therein
GB201311079D0 (en) 2013-06-21 2013-08-07 British American Tobacco Co A method of fabricating a filter element
GB201608814D0 (en) * 2016-05-19 2016-07-06 British American Tobacco Co Filter rod and apparatus and method for filter rod manufacture
GB201608815D0 (en) * 2016-05-19 2016-07-06 British American Tobacco Co Filter rod and apparatus and method
GB2556331A (en) * 2016-09-14 2018-05-30 British American Tobacco Investments Ltd A container
WO2019170455A1 (en) * 2018-03-08 2019-09-12 Philip Morris Products S.A. Aerosol generating articles
JP7516359B2 (ja) * 2018-10-08 2024-07-16 エッセントラ フィルター プロダクツ ディベロップメント カンパニー プライベート リミティド 喫煙品
GB201903288D0 (en) * 2019-03-11 2019-04-24 Nicoventures Trading Ltd An aerosol provision system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
FR1531543A (fr) * 1967-05-22 1968-07-05 Seita Nouvel embout pour produits à fumer
GB1236208A (en) * 1967-09-15 1971-06-23 Molins Machine Co Ltd Improvements in or relating to mouthpieces for cigarettes
US4034765A (en) * 1975-10-30 1977-07-12 Liggett & Myers Incorporated Tobacco smoke filter
CH621051A5 (en) * 1976-12-15 1981-01-15 Cigarette Components Ltd Tobacco smoke filter and manufacturing process for this
JPS5913181B2 (ja) * 1977-04-19 1984-03-28 ダイセル化学工業株式会社 ロツド状繊維充填体の製造方法及び装置
JPS5446900A (en) * 1977-09-20 1979-04-13 Mitsubishi Acetate Co Ltd Cigarette filter
US4291711A (en) * 1979-03-27 1981-09-29 American Filtrona Corporation Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter
US4362172A (en) * 1980-12-01 1982-12-07 Brown & Williamson Tobacco Corporation Cigarette filter
DE3109422A1 (de) * 1981-03-12 1982-09-30 Henkel KGaA, 4000 Düsseldorf "muffe zum verkleben von rohrenden"
US4637409A (en) * 1981-05-07 1987-01-20 American Filtrona Corporation Tobacco smoke filter and method and apparatus for making same
US4386618A (en) * 1981-06-29 1983-06-07 Brown & Williamson Tobacco Corporation Cigarette filter
AU556902B2 (en) * 1981-12-18 1986-11-27 Cigarette Components Limited Tobacco smoke filter

Also Published As

Publication number Publication date
KR850000939A (ko) 1985-03-14
PT76468B (en) 1986-01-13
DE3311902A1 (de) 1983-10-13
NL8301145A (nl) 1983-11-01
JPH0542255B2 (nl) 1993-06-28
IT1163227B (it) 1987-04-08
ATA119583A (de) 1988-02-15
ES281061U (es) 1985-04-01
BR8301801A (pt) 1983-12-20
NL191750B (nl) 1996-03-01
NO831155L (no) 1983-10-06
SE8301711D0 (sv) 1983-03-28
DE3311902C2 (de) 1997-04-10
PT76468A (en) 1983-04-01
GB2119221A (en) 1983-11-16
NO157803C (no) 1988-05-25
GB2119221B (en) 1986-05-29
GB8308216D0 (en) 1983-05-05
FR2524274B3 (nl) 1985-01-25
NO157803B (no) 1988-02-15
AT386508B (de) 1988-09-12
ES281061Y (es) 1985-11-01
FR2524274A1 (fr) 1983-10-07
JPS58198284A (ja) 1983-11-18
IT8320457A0 (it) 1983-04-05
CH656508A5 (fr) 1986-07-15
DE3311902C3 (de) 2002-07-11
BE896352A (fr) 1983-08-01
SE8301711L (sv) 1983-10-06
SE460882B (sv) 1989-12-04

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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)