ATE122213T1 - Verbesserungen betreffend rauchartikel. - Google Patents

Verbesserungen betreffend rauchartikel.

Info

Publication number
ATE122213T1
ATE122213T1 AT92108330T AT92108330T ATE122213T1 AT E122213 T1 ATE122213 T1 AT E122213T1 AT 92108330 T AT92108330 T AT 92108330T AT 92108330 T AT92108330 T AT 92108330T AT E122213 T1 ATE122213 T1 AT E122213T1
Authority
AT
Austria
Prior art keywords
cigarettes
particulate matter
filter element
filter material
less
Prior art date
Application number
AT92108330T
Other languages
English (en)
Inventor
Richard Thomas Fiebelkorn
David John Dittrich
Original Assignee
British American Tobacco Co
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=10695295&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE122213(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Application granted granted Critical
Publication of ATE122213T1 publication Critical patent/ATE122213T1/de

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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • 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
AT92108330T 1991-05-20 1992-05-18 Verbesserungen betreffend rauchartikel. ATE122213T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919110873A GB9110873D0 (en) 1991-05-20 1991-05-20 Improvements relating to smoking articles

Publications (1)

Publication Number Publication Date
ATE122213T1 true ATE122213T1 (de) 1995-05-15

Family

ID=10695295

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92108330T ATE122213T1 (de) 1991-05-20 1992-05-18 Verbesserungen betreffend rauchartikel.

Country Status (9)

Country Link
US (1) US6311696B1 (de)
EP (1) EP0514804B1 (de)
AT (1) ATE122213T1 (de)
AU (1) AU649537B2 (de)
CA (1) CA2069078C (de)
DE (1) DE69202392T2 (de)
DK (1) DK0514804T3 (de)
ES (1) ES2074306T3 (de)
GB (1) GB9110873D0 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9321536D0 (en) * 1993-10-19 1993-12-08 British American Tobacco Co Smoking articles
GB0209690D0 (en) * 2002-04-27 2002-06-05 British American Tobacco Co Improvements relating to smoking articles and smokable filler materials therefor
EP1541044B1 (de) * 2002-09-19 2012-03-21 Japan Tobacco Inc. Zigarettenfilter
KR20040070612A (ko) * 2003-02-04 2004-08-11 이형 필터궐련
GB201110863D0 (en) * 2011-06-27 2011-08-10 British American Tobacco Co Smoking article filter and insertable filter unit thereof
CN107105755A (zh) * 2014-09-30 2017-08-29 菲利普莫里斯生产公司 由加工来回收烟草组分

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368566A (en) * 1964-06-17 1968-02-13 Souren Z. Avediklan Filter cigarette
US3426763A (en) * 1965-07-21 1969-02-11 Eastman Kodak Co Tobacco smoke filter having a coated carbon additive
US3428056A (en) * 1965-07-21 1969-02-18 Eastman Kodak Co Tobacco smoke filter incorporating coated polyolefin additive
FR2142412A5 (de) * 1972-06-13 1973-01-26 Seita
US4266561A (en) * 1978-04-10 1981-05-12 Brown & Williamson Tobacco Corporation Tobacco smoke filtering compositions
DE3200068A1 (de) * 1982-01-05 1983-07-14 Johann Dipl.-Ing. 8130 Starnberg Rudolf Zigaretten - feuchtfilter
US4964426A (en) * 1988-09-28 1990-10-23 Eastman Kodak Company Tobacco smoke filters and process for production thereof
GB8918556D0 (en) * 1989-08-15 1989-09-27 British American Tobacco Co Improvements relating to smoking articles
US5105834A (en) * 1989-12-18 1992-04-21 R.J. Reynolds Tobacco Company Cigarette and cigarette filter element therefor
US5161549A (en) * 1990-03-20 1992-11-10 Regional Research & Development Corporation Pure clean cigarette filter

Also Published As

Publication number Publication date
EP0514804B1 (de) 1995-05-10
US6311696B1 (en) 2001-11-06
ES2074306T3 (es) 1995-09-01
CA2069078A1 (en) 1992-11-21
EP0514804A3 (en) 1992-12-16
AU1701792A (en) 1992-11-26
CA2069078C (en) 1997-05-20
AU649537B2 (en) 1994-05-26
EP0514804A2 (de) 1992-11-25
GB9110873D0 (en) 1991-07-10
DE69202392D1 (de) 1995-06-14
DK0514804T3 (da) 1995-07-17
DE69202392T2 (de) 1995-09-21

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee