US3596663A
(en)
*
|
1969-05-29 |
1971-08-03 |
Lorillard Co P |
Ventilated smoking article
|
US3608561A
(en)
*
|
1970-01-15 |
1971-09-28 |
H 2 0 Filter Corp The |
Extender means for attachment of an auxiliary cigarette filter
|
US3769148A
(en)
*
|
1970-10-12 |
1973-10-30 |
Ici Ltd |
Fibrous sheet materials and filter elements formed therefrom
|
GB1347081A
(en)
*
|
1971-03-12 |
1974-02-13 |
British American Tobacco Co |
Production of tobacco-smoke filters
|
US3789855A
(en)
*
|
1971-06-22 |
1974-02-05 |
Liggett & Myers Inc |
High flavor impact, low smoke yield cigarette mouthpiece
|
US3860011A
(en)
*
|
1973-08-27 |
1975-01-14 |
Liggett & Myers Inc |
Hollow filter
|
US4023576A
(en)
*
|
1973-11-21 |
1977-05-17 |
Liggett & Myers Incorporated |
Cigarette mouthpiece for controlling flow
|
GB1508084A
(en)
*
|
1976-03-17 |
1978-04-19 |
British American Tobacco Co |
Tobacco-smoke filters
|
CH621051A5
(en)
*
|
1976-12-15 |
1981-01-15 |
Cigarette Components Ltd |
Tobacco smoke filter and manufacturing process for this
|
AU4119078A
(en)
*
|
1977-11-18 |
1980-05-08 |
Philip Morris Inc |
Filter system
|
US4256122A
(en)
*
|
1979-04-11 |
1981-03-17 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
CA1156533A
(en)
*
|
1980-05-01 |
1983-11-08 |
Henry G. Horsewell |
Smoking articles
|
TR21005A
(tr)
*
|
1980-11-21 |
1983-05-01 |
Brown & Williamson Tobacco |
Duman gecirmez bir sargi ile ihata edilmis mesamath bir filtre cubugunu ihtiva eden bir sigara filtresi
|
US4343319A
(en)
*
|
1980-11-28 |
1982-08-10 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4608999A
(en)
*
|
1980-12-01 |
1986-09-02 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4362172A
(en)
*
|
1980-12-01 |
1982-12-07 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4338956A
(en)
*
|
1980-12-05 |
1982-07-13 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4342322A
(en)
*
|
1980-12-22 |
1982-08-03 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4582071A
(en)
*
|
1980-12-22 |
1986-04-15 |
Imperial Group Limited |
Tipping assembly for an elongate smoking article
|
DE3250135C2
(de)
*
|
1981-01-15 |
2000-09-28 |
Cigarette Components Ltd |
Zigarettenfilterstab
|
DE3105456C2
(de)
*
|
1981-02-14 |
1985-08-14 |
Fabriques de Tabac Réunies S.A., Neuchâtel |
Verfahren zum Herstellen eines stabförmigen, rauchbaren Artikels und Vorrichtung zur Ausübung dieses Verfahrens
|
US4498488A
(en)
*
|
1981-03-12 |
1985-02-12 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4616664A
(en)
*
|
1981-03-17 |
1986-10-14 |
American Brands, Inc. |
Tobacco product
|
IT1151969B
(it)
*
|
1981-07-06 |
1986-12-24 |
Cigarette Components Ltd |
Mezzo di filtrazione
|
AU559296B2
(en)
*
|
1981-07-06 |
1987-03-05 |
Cigarette Components Limited |
Filter device
|
IE53192B1
(en)
*
|
1981-07-06 |
1988-08-17 |
Cigarette Components Ltd |
Cigarette filter
|
PT75087B
(en)
*
|
1981-07-06 |
1983-12-19 |
Cigarette Components Ltd |
Cigarette filter
|
IL66401A
(en)
*
|
1981-08-03 |
1985-07-31 |
Brown & Williamson Tobacco |
Filter cigarette
|
KR840001262A
(ko)
*
|
1981-09-21 |
1984-04-30 |
라리 씨이. 아모스 |
담배 휠터
|
US4492238A
(en)
*
|
1981-09-30 |
1985-01-08 |
Philip Morris Incorporated |
Method and apparatus for production of smoke filter components
|
ZA829197B
(en)
*
|
1981-12-23 |
1983-09-28 |
Imp Group Plc |
A tipping assembly for an elongate smoking article
|
US4406294A
(en)
*
|
1982-02-16 |
1983-09-27 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4406295A
(en)
*
|
1982-02-16 |
1983-09-27 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
GB2119221B
(en)
*
|
1982-04-05 |
1986-05-29 |
Filtrona Ltd |
Cigarette filter
|
GB2118424B
(en)
*
|
1982-04-07 |
1986-07-16 |
Filtrona Ltd |
Tobacco smoke filter
|
NL8201808A
(nl)
*
|
1982-05-03 |
1983-12-01 |
Turmac Tobacco Company N V |
Filtersigaret.
|
JPS6048156B2
(ja)
*
|
1982-07-07 |
1985-10-25 |
三菱アセテート株式会社 |
タバコスモ−クフイルタ−
|
GB2133269B
(en)
*
|
1982-12-13 |
1986-08-20 |
Filtrona Ltd |
Tobacco smoke filter
|
US4542754A
(en)
*
|
1983-12-05 |
1985-09-24 |
Brown & Williamson Tobacco Corporation |
Filtered cigarette
|
US4646762A
(en)
*
|
1983-12-05 |
1987-03-03 |
Brown & Williamson Tobacco Corporation |
Cigarette having a mouthpiece
|
US4540005A
(en)
*
|
1983-12-05 |
1985-09-10 |
Brown & Williamson Tobacco Corporation |
Cigarette having a mouthpiece
|
DE3345000C2
(de)
*
|
1983-12-13 |
1985-10-31 |
H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg |
Ventilierte Filterzigarette mit Rillenfilter
|
DE3345001C2
(de)
*
|
1983-12-13 |
1986-06-12 |
H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg |
Zigarette mit ventiliertem Hohlmundstück
|
DE3400004A1
(de)
*
|
1984-01-02 |
1985-07-18 |
B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg |
Ventilationselement fuer einen rauchbaren artikel
|
DE3403281C2
(de)
*
|
1984-01-31 |
1994-11-17 |
Bat Cigarettenfab Gmbh |
Filter
|
US4574821A
(en)
*
|
1984-03-22 |
1986-03-11 |
Philip Morris Incorporated |
Expanded wrapper and smoking articles including same
|
US4553556A
(en)
*
|
1984-03-22 |
1985-11-19 |
Philip Morris Incorporated |
Cigarette having a corrugated wrapper
|
US4582072A
(en)
*
|
1984-06-25 |
1986-04-15 |
Brown & Williamson Tobacco Corporation |
Cigarette filter
|
US4655736A
(en)
*
|
1984-11-09 |
1987-04-07 |
Brown & Williamson Tobacco Corporation |
Method of manufacturing a tobacco smoke filter
|
US4646763A
(en)
*
|
1985-11-19 |
1987-03-03 |
Philip Morris Incorporated |
Adjustable filter cigarette
|
US4700725A
(en)
*
|
1986-04-17 |
1987-10-20 |
Philip Morris Incorporated |
Adjustable filter cigarette
|
US4726385A
(en)
*
|
1986-05-09 |
1988-02-23 |
The American Tobacco Company |
Method of fabricating an all-tobacco cigarette controlling tar delivery and an all-tobacco cigarette
|
DE3624661A1
(de)
*
|
1986-07-22 |
1988-02-04 |
Rhodia Ag |
Ventilierte zigarette
|
GB8709173D0
(en)
*
|
1987-04-16 |
1987-05-20 |
Cigarette Components Ltd |
Ventilated cigarette filter
|
GB8713904D0
(en)
*
|
1987-06-15 |
1987-07-22 |
Tabac Fab Reunies Sa |
Filter for smoking articles
|
US4869276A
(en)
*
|
1987-08-26 |
1989-09-26 |
Philip Morris Incorporated |
Hinged filter sleeve
|
US5178166A
(en)
*
|
1990-09-20 |
1993-01-12 |
Philip Morris Incorporated |
Filter cigarette
|
GB9917820D0
(en)
*
|
1999-07-29 |
1999-09-29 |
American Filtrona Corp |
Filter for a cigarette and filter-tipped cigarette
|
US20030211436A1
(en)
*
|
2002-05-07 |
2003-11-13 |
Gregory Desmond |
Candlestick
|
DE102004048651A1
(de)
*
|
2004-10-06 |
2006-04-13 |
Rhodia Acetow Gmbh |
Tabakrauchfilter oder -filterelemente mit einem Gehalt an Zusatzstoffen
|
EP1797780A1
(en)
*
|
2005-12-15 |
2007-06-20 |
Gallaher Limited |
Smoking article
|
GB0821803D0
(en)
*
|
2008-12-01 |
2009-01-07 |
British American Tobacco Co |
Smoking article filter
|
JP2011072296A
(ja)
*
|
2009-10-02 |
2011-04-14 |
British American Tobacco Japan Kk |
添加剤を含むフィルター
|
GB0920397D0
(en)
*
|
2009-11-20 |
2010-01-06 |
Filtrona Int Ltd |
Tobacco smoke filter
|
US8205621B1
(en)
|
2011-01-27 |
2012-06-26 |
Wayne Seeley |
Smoking device for aiding cessation of smoking
|
GB201112466D0
(en)
*
|
2011-07-20 |
2011-08-31 |
British American Tobacco Co |
Smoking article
|
JP5577004B2
(ja)
*
|
2013-02-19 |
2014-08-20 |
和人 輿石 |
タバコ用フィルター
|
US10098381B2
(en)
*
|
2013-03-15 |
2018-10-16 |
Altria Client Services Llc |
Electronic smoking article
|
CN103431518B
(zh)
*
|
2013-09-05 |
2015-07-08 |
上海华宝生物科技有限公司 |
一种一次注塑成型烟气过滤装置
|
GB2528243A
(en)
*
|
2014-06-30 |
2016-01-20 |
British American Tobacco Co |
Mouthpiece
|
IT201600075162A1
(it)
*
|
2016-07-18 |
2018-01-18 |
Montrade S P A |
Bacchetta filtro per articoli da fumo, metodo per la sua fabbricazione e filtro ottenuto a partire da tale bacchetta filtro
|
JP7096354B2
(ja)
*
|
2019-04-29 |
2022-07-05 |
雲南中煙工業有限責任公司 |
低カットオフの加熱式非燃焼タバコのタバコスティック
|
CN110140999A
(zh)
*
|
2019-04-30 |
2019-08-20 |
上海新型烟草制品研究院有限公司 |
一种气雾产生制品
|
CN112006328B
(zh)
*
|
2019-05-13 |
2024-06-14 |
湖北中烟工业有限责任公司 |
烟草制品的过滤部件以及烟草制品
|
US11076637B2
(en)
|
2019-08-06 |
2021-08-03 |
Weedgets Inc. |
Compact pipe for smoking cannabis
|
US11311044B2
(en)
|
2020-01-17 |
2022-04-26 |
Good Tree International, Inc. |
Hollow leaf tube with flavor capsule
|
US11700879B2
(en)
|
2021-02-26 |
2023-07-18 |
Good Tree International, Inc. |
Smoking accessory with filter and filter having a flavor capsule
|
US11969008B2
(en)
|
2021-03-24 |
2024-04-30 |
Good Tree International, Inc. |
Filters and elongated members formed of palm paper and having a flavor capsule
|
US11744281B2
(en)
|
2021-03-24 |
2023-09-05 |
Good Tree International, Inc. |
Hollow conical member with flavor capsule
|
US20230130063A1
(en)
*
|
2021-10-26 |
2023-04-27 |
Good Tree International, Inc. |
Filter having a shaped rim structure and a flavor capsule
|
WO2023198758A1
(en)
*
|
2022-04-12 |
2023-10-19 |
Philip Morris Products S.A. |
Aerosol-generating article comprising a ventilation zone downstream of a downstream filter segment
|