DE69807290D1 - Zigarette mit einem Doppelfilter - Google Patents

Zigarette mit einem Doppelfilter

Info

Publication number
DE69807290D1
DE69807290D1 DE69807290T DE69807290T DE69807290D1 DE 69807290 D1 DE69807290 D1 DE 69807290D1 DE 69807290 T DE69807290 T DE 69807290T DE 69807290 T DE69807290 T DE 69807290T DE 69807290 D1 DE69807290 D1 DE 69807290D1
Authority
DE
Germany
Prior art keywords
cigarette
double filter
double
filter
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 - Lifetime
Application number
DE69807290T
Other languages
English (en)
Other versions
DE69807290T2 (de
DE69807290T3 (de
Inventor
Takaichi Yoshida
Hayato Hasebe
Kazuyo Kaneki
Shinichiro Tanaka
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.)
Japan Tobacco Inc
Original Assignee
Japan Tobacco Inc
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=26485722&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69807290(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Japan Tobacco Inc filed Critical Japan Tobacco Inc
Publication of DE69807290D1 publication Critical patent/DE69807290D1/de
Publication of DE69807290T2 publication Critical patent/DE69807290T2/de
Application granted granted Critical
Publication of DE69807290T3 publication Critical patent/DE69807290T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0287—Manufacture of tobacco smoke filters for filters with special features for composite filters
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
DE69807290T 1997-06-16 1998-06-16 Zigarette mit einem Doppelfilter Expired - Lifetime DE69807290T3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15874797 1997-06-16
JP15868497 1997-06-16
JP15874797 1997-06-16
JP15868497 1997-06-16

Publications (3)

Publication Number Publication Date
DE69807290D1 true DE69807290D1 (de) 2002-09-26
DE69807290T2 DE69807290T2 (de) 2003-04-10
DE69807290T3 DE69807290T3 (de) 2007-10-31

Family

ID=26485722

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807290T Expired - Lifetime DE69807290T3 (de) 1997-06-16 1998-06-16 Zigarette mit einem Doppelfilter

Country Status (6)

Country Link
US (1) US6206007B1 (de)
EP (1) EP0885570B2 (de)
KR (1) KR100275038B1 (de)
CN (1) CN1103195C (de)
DE (1) DE69807290T3 (de)
TW (1) TW385235B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19746664A1 (de) * 1997-10-23 1999-05-06 Reemtsma H F & Ph Dünne Cigarette
US6103181A (en) * 1999-02-17 2000-08-15 Filtrona International Limited Method and apparatus for spinning a web of mixed fibers, and products produced therefrom
ES2298877T3 (es) * 2000-09-12 2008-05-16 Filligent Limited Filtro para humo de tabaco.
CA2447059A1 (en) * 2001-05-30 2002-12-12 Japan Tobacco Inc. Filter assembly for cigarette and method for manufacturing the same
GB2394394A (en) * 2002-10-23 2004-04-28 Filtrona Int Ltd Tobacco smoke filter
US6814786B1 (en) 2003-04-02 2004-11-09 Philip Morris Usa Inc. Filters including segmented monolithic sorbent for gas-phase filtration
US7503960B2 (en) 2005-03-15 2009-03-17 Philip Morris Usa Inc. Smoking articles and filters with carbon fiber composite molecular sieve sorbent
US20080035163A1 (en) * 2006-08-10 2008-02-14 Shaahin Cheyene Magnetic Advanced Cigarette Filtration System
DK2317881T3 (en) 2008-06-02 2018-05-22 Philip Morris Products Sa SMOKE ARTICLE WITH TRANSPARENT SECTION
EP2692252B1 (de) 2011-03-31 2018-06-06 Japan Tobacco, Inc. Zigarette
GB201207211D0 (en) * 2012-04-25 2012-06-06 British American Tobacco Co Smoking articles
GB201310599D0 (en) * 2013-06-13 2013-07-31 Filtrona Filter Prod Dev Co Tabacco smoke filter
GB201608931D0 (en) 2016-05-20 2016-07-06 British American Tobacco Co Article for use in apparatus for heating smokeable material
KR102332541B1 (ko) * 2018-11-23 2021-11-29 주식회사 케이티앤지 에어로졸 생성 물품
CN110419773B (zh) * 2019-07-24 2022-04-29 广东中烟工业有限责任公司 一种可变通风量的滤嘴及卷烟

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2091078B (en) * 1981-01-15 1984-11-21 Filtrona Ltd Ventilated cigarette filter
GB8525967D0 (en) 1985-10-22 1985-11-27 Cigarette Components Ltd Ventilated cigarette filter
DE3625593A1 (de) * 1986-07-29 1988-02-04 Bat Cigarettenfab Gmbh Filtercigarette
US5360023A (en) * 1988-05-16 1994-11-01 R. J. Reynolds Tobacco Company Cigarette filter
GB8918556D0 (en) * 1989-08-15 1989-09-27 British American Tobacco Co Improvements relating to smoking articles
JPH0671409B2 (ja) 1990-05-09 1994-09-14 有限会社緑健研究所 家禽の飼養方法
GB9214267D0 (en) * 1992-07-04 1992-08-19 British American Tobacco Co Improvements relating to smoking articles
DE4332019C2 (de) * 1993-09-16 1996-06-13 Reemtsma H F & Ph Ventilierte Filtercigarette
CN2237947Y (zh) * 1995-11-15 1996-10-23 王荣 多微孔过滤增氧型香烟
US5839449A (en) * 1996-01-29 1998-11-24 R.J. Reynolds Tobacco Company Low CO cigarette
CN1183247A (zh) * 1996-11-21 1998-06-03 姚明 一种不含或少含尼古丁的保健型香烟

Also Published As

Publication number Publication date
TW385235B (en) 2000-03-21
CN1216236A (zh) 1999-05-12
CN1103195C (zh) 2003-03-19
EP0885570A1 (de) 1998-12-23
DE69807290T2 (de) 2003-04-10
KR19990006997A (ko) 1999-01-25
KR100275038B1 (ko) 2000-12-15
US6206007B1 (en) 2001-03-27
DE69807290T3 (de) 2007-10-31
EP0885570B1 (de) 2002-08-21
EP0885570B2 (de) 2007-04-04

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings