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GB2118423B - Tobacco smoke filter - Google Patents

Tobacco smoke filter

Info

Publication number
GB2118423B
GB2118423B GB08309056A GB8309056A GB2118423B GB 2118423 B GB2118423 B GB 2118423B GB 08309056 A GB08309056 A GB 08309056A GB 8309056 A GB8309056 A GB 8309056A GB 2118423 B GB2118423 B GB 2118423B
Authority
GB
United Kingdom
Prior art keywords
tobacco smoke
smoke filter
filter
tobacco
smoke
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
GB08309056A
Other versions
GB2118423A (en
GB8309056D0 (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 GB8309056D0 publication Critical patent/GB8309056D0/en
Publication of GB2118423A publication Critical patent/GB2118423A/en
Application granted granted Critical
Publication of GB2118423B publication Critical patent/GB2118423B/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
GB08309056A 1982-03-31 1983-03-31 Tobacco smoke filter Expired GB2118423B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8209416 1982-03-31

Publications (3)

Publication Number Publication Date
GB8309056D0 GB8309056D0 (en) 1983-05-11
GB2118423A GB2118423A (en) 1983-11-02
GB2118423B true GB2118423B (en) 1986-05-29

Family

ID=10529417

Family Applications (2)

Application Number Title Priority Date Filing Date
GB838308020A Pending GB8308020D0 (en) 1982-03-31 1983-03-23 Tobacco smoke filter
GB08309056A Expired GB2118423B (en) 1982-03-31 1983-03-31 Tobacco smoke filter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB838308020A Pending GB8308020D0 (en) 1982-03-31 1983-03-23 Tobacco smoke filter

Country Status (11)

Country Link
BE (1) BE896288A (en)
CH (1) CH658573A5 (en)
DE (1) DE3311903C2 (en)
FR (1) FR2524273B1 (en)
GB (2) GB8308020D0 (en)
HK (1) HK86889A (en)
IT (1) IT1194183B (en)
NL (1) NL191403C (en)
NO (1) NO155523C (en)
PT (1) PT76480B (en)
SE (1) SE459383B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10730688B2 (en) 2013-06-03 2020-08-04 Essentra Filter Products Development Co. Pte. Ltd Dispenser for particulate material
US11576428B2 (en) 2017-06-19 2023-02-14 Japan Tobacco Inc. Smoking article filter and method of manufacturing the same

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8525967D0 (en) * 1985-10-22 1985-11-27 Cigarette Components Ltd Ventilated cigarette filter
GB8918556D0 (en) * 1989-08-15 1989-09-27 British American Tobacco Co Improvements relating to smoking articles
US5396909A (en) * 1993-12-16 1995-03-14 R. J. Reynolds Tobacco Company Smoking article filter
DE10252823A1 (en) * 2002-11-13 2004-06-09 Biotec Biologische Naturverpackungen Gmbh & Co. Kg filter element
DE202009005798U1 (en) 2009-04-17 2009-06-18 Glinberg, Valeriy, Dipl.-Ing. Device for smoking tobacco products
US8967155B2 (en) 2011-11-03 2015-03-03 Celanese Acetate Llc Products of high denier per filament and low total denier tow bands
WO2014195250A1 (en) 2013-06-03 2014-12-11 Essentra Filter Products Development Co. Pte. Ltd Method of manufacture of a dispenser

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE615923C (en) * 1934-07-07 1935-07-16 Muller J C & Co Strip of paper or the like that can be rolled up to form a mouthpiece insert and device for its production
DE1721654U (en) * 1955-08-03 1956-05-03 Eugen Knecht TOBACCO SMOKE FILTER.
DE1197796B (en) * 1961-06-13 1965-07-29 Agfa Ag Tobacco filter
NL291223A (en) * 1962-04-11
CH545073A (en) * 1971-01-14 1973-12-15 Celfil Co Endless material web, in particular paper web, folded into a stack transversely to the longitudinal direction of the material web
GB1442593A (en) * 1972-04-20 1976-07-14 British Ropes Ltd Filter material
GB1553568A (en) * 1975-09-18 1979-09-26 Standard Telephones Cables Ltd Electrical resistors
US4034765A (en) * 1975-10-30 1977-07-12 Liggett & Myers Incorporated Tobacco smoke filter
US4174719A (en) * 1977-06-29 1979-11-20 Olin Corporation Microperforated filter tip cigarette
US4232574A (en) * 1977-08-19 1980-11-11 Liggett Group Inc. Apparatus and method for providing a cigarette filter with an aeration groove
AU4119078A (en) * 1977-11-18 1980-05-08 Philip Morris Inc Filter system
US4291711A (en) * 1979-03-27 1981-09-29 American Filtrona Corporation Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10730688B2 (en) 2013-06-03 2020-08-04 Essentra Filter Products Development Co. Pte. Ltd Dispenser for particulate material
US11576428B2 (en) 2017-06-19 2023-02-14 Japan Tobacco Inc. Smoking article filter and method of manufacturing the same

Also Published As

Publication number Publication date
BE896288A (en) 1983-09-28
GB8308020D0 (en) 1983-04-27
HK86889A (en) 1989-11-10
DE3311903C2 (en) 2003-05-22
SE459383B (en) 1989-07-03
NO831108L (en) 1983-10-03
CH658573A5 (en) 1986-11-28
NL191403C (en) 1995-07-17
PT76480B (en) 1986-01-13
GB2118423A (en) 1983-11-02
DE3311903A1 (en) 1983-10-13
NL191403B (en) 1995-02-16
SE8301743L (en) 1983-10-01
SE8301743D0 (en) 1983-03-29
FR2524273A1 (en) 1983-10-07
IT1194183B (en) 1988-09-14
IT8320411A0 (en) 1983-03-31
GB8309056D0 (en) 1983-05-11
NL8301107A (en) 1983-10-17
FR2524273B1 (en) 1989-11-17
NO155523B (en) 1987-01-05
NO155523C (en) 1987-04-15
PT76480A (en) 1983-04-01

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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: 20030330