| Patents for A24D - Cigars; Cigarettes; Tobacco smoke filters; Mouthpieces for cigars or cigarettes; Manufacture of tobacco smoke filters or mouthpieces (80) |
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| 01/15/2013 | CA2502171C Electrically heated cigarette including controlled-release flavoring |
| 08/17/2010 | CA2438908C Cigarette and filter with downstream flavor addition |
| 05/19/2010 | EP1377184B1 Cigarette and filter with downstream flavor addition |
| 04/28/2009 | CA2387487C High-performance cigarette filter |
| 02/03/2009 | US7484511 Cigarette and filter with downstream flavor addition |
| 12/24/2008 | EP1377184A4 Cigarette and filter with downstream flavor addition |
| 06/26/2008 | US20080149120 Cigarette filter incorporating nanofibers |
| 01/24/2008 | US20080017205 Method and Device for Releasing Flavor and Odor Substances |
| 08/15/2007 | CN101015392A Smoking article fuel, smoking article aerosol generating agent, aerosol generating fuel and smoking article |
| 05/30/2007 | CN1317986C Electrically heated cigarette including controlled-release flavoring, its preparation method and use |
| 01/03/2007 | EP1737431A2 Method and device for releasing flavor and odor substances |
| 11/16/2006 | WO2005084126A3 Method and device for releasing flavor and odor substances |
| 08/23/2006 | CN1820665A Smoking article aerosol generating agent, aerosol generating fuel and smoking article |
| 12/14/2005 | CN1708241A Electrically heated cigarette including controlled-release flavoring |
| 10/05/2005 | CN1221193C High performance cigarette filter |
| 09/15/2005 | WO2005084126A2 Method and device for releasing flavor and odor substances |
| 09/15/2005 | CA2558376A1 Method and device for releasing flavor and odor substances |
| 08/31/2005 | CN1216556C Cigarette and filter with downstream flavor addition |
| 08/04/2005 | WO2005018349A3 Self lighting cigarette |
| 07/27/2005 | EP1555898A2 Electrically heated cigarette including controlled-release flavoring |
| 06/30/2005 | US20050139223 Cigarette filter incorporating nanofibers |
| 03/24/2005 | WO2005009150A3 Cigarette filter incorporating nanofibers |
| 03/03/2005 | WO2005018349A2 Self lighting cigarette |
| 02/03/2005 | WO2005009150A2 Cigarette filter incorporating nanofibers |
| 09/30/2004 | US20040187881 Cigarette and filter with downstream flavor addition |
| 08/17/2004 | US6776168 Disintegratable cigarette filter |
| 08/12/2004 | WO2004037024A3 Smoke filtering means for eliminating tobacco smoke |
| 07/13/2004 | US6761174 Cigarette and filter with downstream flavor addition |
| 07/08/2004 | WO2004041007A3 Electrically heated cigarette including controlled-release flavoring |
| 07/08/2004 | US20040129280 Electrically heated cigarette including controlled-release flavoring |
| 06/09/2004 | CN1503637A Cigarette and filter with downstream flavor addition |
| 05/21/2004 | WO2004041007A2 Electrically heated cigarette including controlled-release flavoring |
| 05/21/2004 | CA2502171A1 Electrically heated cigarette including controlled-release flavoring |
| 05/06/2004 | WO2004037024A2 Smoke filtering means for eliminating tobacco smoke |
| 01/21/2004 | EP1221869B1 High performance cigarette filter |
| 01/07/2004 | EP1377184A1 Cigarette and filter with downstream flavor addition |
| 12/10/2003 | CN1130134C Cigarette with filter tip |
| 05/29/2003 | US20030098030 Cigarette filter |
| 04/09/2003 | CN1409607A High performance cigarette filter |
| 01/07/2003 | US6502582 Thin cigarettes having filter elements with distinct relative retentions |
| 01/02/2003 | EP1014813B1 Thin cigarettes |
| 11/14/2002 | US20020166563 Cigarette and filter with downstream flavor addition |
| 09/12/2002 | WO2002069745A1 Cigarette and filter with downstream flavor addition |
| 07/17/2002 | EP1221869A1 High performance cigarette filter |
| 05/03/2001 | DE19951062A1 Hochleistungs-Zigarettenfilter A high performance cigarette filter |
| 04/26/2001 | WO2001028369A1 High performance cigarette filter |
| 03/07/2001 | CN1286597A Cigarettes fines |
| 07/05/2000 | EP1014813A1 Thin cigarettes |
| 09/21/1999 | US5954059 Tobacco smoke |
| 05/06/1999 | WO1999021445A1 Thin cigarettes |
| 05/06/1999 | DE19746664A1 Dünne Cigarette Thin Cigarette |
| 12/22/1998 | CA2117153C Filtration materials |
| 05/27/1998 | CN1182556A Improvement for filter material |
| 06/11/1997 | EP0777976A2 Extruded filtration material |
| 03/01/1995 | CN1099242A Improvements relating to filtration materials |
| 09/14/1994 | EP0614620A2 Extruded filtration materials |
| 06/15/1994 | CN1024997C 吸烟制品 The smoking article |
| 06/15/1994 | CN1024996C Smoking article |
| 10/14/1992 | CN1018607B Smoking article |
| 09/23/1992 | CN1018329B Carbon fuel element and method for mfg same |
| 05/27/1992 | CN1061330A 吸烟制品 The smoking article |
| 05/27/1992 | CN1061329A 吸烟制品 The smoking article |
| 07/02/1991 | US5027836 Insulated smoking article |
| 05/22/1991 | CN1051492A Carbon fuel element and mehtod for mfg. same |
| 12/20/1989 | CN1038014A Smoking article with improved means for delivering flavorants |
| 11/02/1989 | EP0339690A2 Smoking article |
| 11/02/1989 | EP0339689A2 Smoking article |
| 10/18/1989 | EP0337508A2 A carbonaceous fuel element for a smoking article |
| 10/18/1989 | EP0337507A2 Method of preparing a fuel element for a smoking article and smoking article havin a fuel element produced by this method |
| 10/18/1989 | EP0337506A2 Smoking article |
| 10/18/1989 | EP0166764B1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry |
| 10/11/1989 | EP0336458A2 Smoking article |
| 07/25/1989 | CA1257827A1 Insulated smoking article |
| 07/28/1987 | US4683318 Hydrophobic, crystalline, microporous silaceous materials of regular geometry |
| 07/07/1987 | CA1223858A1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry |
| 09/03/1986 | CN85106876A 吸烟制品 The smoking article |
| 05/14/1986 | EP0166764A4 Hydrophobic, crystalline, microporous silaceous materials of regular geometry. |
| 03/19/1986 | EP0174645A2 Smoking article |
| 01/08/1986 | EP0166764A1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry. |
| 07/04/1985 | WO1985002848A1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry |