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1969-06-27 |
1972-08-22 |
Molins Machine Co Ltd |
Tobacco smoke filter
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1970-01-23 |
1975-09-16 |
George Alexandre Yatrides |
Cigarette having a blind conduit
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1970-07-23 |
1974-10-15 |
British American Tobacco Co |
Tobacco-smoke filters
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1970-10-21 |
1974-10-08 |
J Streule |
Filter structure for tobacco products particularly for cigarettes and cigars, as well as for cigarette holders, tobacco pipes and the like
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1971-02-16 |
1973-02-06 |
D King |
Cigarette filter
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GB1378145A
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1971-10-11 |
1974-12-18 |
British American Tobacco Co |
Smoking articles
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BE790146A
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1971-10-27 |
1973-02-15 |
British American Tobacco Co |
Cigarette ventilee a bout filtre
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GB1410048A
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1972-11-13 |
1975-10-15 |
British American Tobacco Co |
Filters for tobacco smoke
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1973-02-26 |
1975-11-19 |
Cigarette Components Ltd |
Tobacco smoke filter
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1973-10-09 |
1977-07-12 |
Brown & Williamson Tobacco Corporation |
Method for making porous filter tip
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1981-09-30 |
1985-01-08 |
Philip Morris Incorporated |
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1982-06-24 |
1984-03-27 |
Brown & Williamson Tobacco Corporation |
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British American Tobacco Co |
Tobacco smoke filters
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1987-06-15 |
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Tabac Fab Reunies Sa |
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1988-10-12 |
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Rothmans Int Tobacco |
Cigarette filter rod elements & cigarettes incorporating such filter rod elements
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ROTHMANS, BENSON & HEDGES INC. |
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1990-04-20 |
1990-06-20 |
Rothmans Benson & Hedges |
Cigarette smoke filter
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1993-06-02 |
Rothmans Benson & Hedges |
Smoking apparatus-l
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Rothmans International Ltd |
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Water treatment apparatus
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Filtrona Int Ltd |
Cigarette filter
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2001-08-31 |
2006-03-14 |
Philip Morris Usa Inc. |
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Philip Morris Prod |
Cigarette filter with beaded carbon
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2003-01-09 |
2010-08-31 |
Philip Morris Usa Inc. |
Cigarette filter with beaded carbon
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2003-07-11 |
2005-01-13 |
Schweitzer-Mauduit International, Inc. |
Smoking articles having reduced carbon monoxide delivery
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2004-11-10 |
2006-05-18 |
Philip Morris Products S.A. |
Capsuled adsorbent flavored filter
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2004-12-30 |
2006-07-06 |
Philip Morris Usa Inc. |
Surface-modified activated carbon in smoking articles
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2005-02-07 |
2012-04-10 |
Schweitzer-Mauduit International, Inc. |
Smoking articles having reduced analyte levels and process for making same
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Modular smoking article and method of use
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2006-06-01 |
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Schweitzer-Mauduit International, Inc. |
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2012-04-18 |
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2011-07-21 |
2011-08-31 |
British American Tobacco Co |
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2011-07-28 |
2011-09-14 |
British American Tobacco Co |
Wide filter smoking article
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2012-10-11 |
2018-05-30 |
シュバイツァー モウドゥイ インターナショナル インコーポレイテッド |
低減された着火傾向特性を有する巻装材
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2017-06-06 |
2018-12-06 |
Larry Gitman |
Cigars with filters, and method of making the same
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2019-04-12 |
2020-10-15 |
Hauni Maschinenbau Gmbh |
Stabförmiger Rauchartikel mit Segmenten und einer Zwischenlage sowie Verfahren und Vorrichtung zum Anbringen einer Zwischenlage an einem Segment
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