| Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806) |
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| 03/09/2004 | US6701935 Incorporation of smoke-modifying agents in smoking material rods |
| 03/04/2004 | WO2003028490A3 Anti-smoking vaccine and an environmentally-friendly prophylactic cigarette resulting from the synthetic cloning of the gene that suppresses the phenotype of the standard cigarette |
| 03/04/2004 | WO2002080708A3 A smoker's requisite |
| 03/04/2004 | US20040040565 Cigarette filters comprising unfunctionalized porous polyaromatic resins for removing gas phase constituents from mainstream tobacco smoke |
| 03/03/2004 | EP1393640A1 Method and Apparatus for composing groups of filtersegments |
| 03/03/2004 | CN1140197C High-effective tar-reducing filter rod |
| 02/26/2004 | US20040038790 Method and apparatus for applying additive to a moving, spread-out filter material web |
| 02/25/2004 | EP1389922A2 Filter tow made from crimped endless cellulose acetate filaments |
| 02/25/2004 | CN1477171A Filter rod forming adhesive for acrylic fibre filter tip and its preparation method |
| 02/19/2004 | WO2004014161A1 Improvements relating to filter-tip cigarettes and method of manufacturing same |
| 02/18/2004 | EP1389433A1 Method and device for supplying an additive, preferably liquid, on a spread moving web of filter material |
| 02/18/2004 | EP1389432A1 Method for adjusting the diameter of a cigarette filter |
| 02/18/2004 | EP1389055A1 High surface area micro-porous fibers from polymer solutions |
| 02/18/2004 | CN1475173A Compound filter tip additive |
| 02/17/2004 | US6691493 Method of and apparatus for encoding and recording identifying indicia for arrays of rod-shaped commodities |
| 02/11/2004 | CN2602619Y Filter tip for cigarette |
| 02/08/2004 | WO2004014162A1 Method for producing filter cigarettes |
| 02/08/2004 | CA2454205A1 A method for the manufacture of filter cigarettes |
| 02/05/2004 | WO2004010803A1 A filter for smoking articles and a smoking article with that filter |
| 02/05/2004 | WO2004010802A1 Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid |
| 02/05/2004 | US20040023804 Plant derived antioxidants |
| 02/04/2004 | CN1473009A 烟草烟雾过滤器 Tobacco smoke filters |
| 02/04/2004 | CN1471870A Low-strength low-extensibility PP fibre bundle with adsorbability for tabacco and producing method thereof |
| 02/04/2004 | CN1136796C Toxin-reduced cigarette making nicotine become salt and its tip filter |
| 01/29/2004 | US20040016436 Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid |
| 01/28/2004 | EP1223821B1 Filter element |
| 01/28/2004 | CN1135943C Filter cigarette with a tobacco filter and manufacturing method therof |
| 01/28/2004 | CN1135942C Ventilated filter cigarette |
| 01/28/2004 | CN1135941C Smokers' article |
| 01/22/2004 | WO2004007831A1 Formulation of a highly viscous mineral oil for the production of filters for tobacco |
| 01/22/2004 | DE20315747U1 Hochverdichteter Filter Tow Ballen High density filter tow bale |
| 01/21/2004 | EP1381291A1 Reduced ignition propersity smoking article with a polysaccharide treated wrapper |
| 01/21/2004 | EP1221869B1 High performance cigarette filter |
| 01/21/2004 | CN1135273C Photodegradable cellulose ester tow |
| 01/21/2004 | CN1135074C Cigarette filter tip and cigarette with said filter tip |
| 01/15/2004 | WO2004004890A1 Method of production of a diatomite ultrafiltering material and cigarette membrane filter comprising it |
| 01/15/2004 | WO2003024898A3 Transfer device and rotary drum, in addition to method for transferring hard filter elements |
| 01/15/2004 | US20040007687 Formulation of a highly viscous mineral oil for the production of filters for tobacco products |
| 01/14/2004 | EP1380684A1 Formulation of a high viscosity mineral oil for the production of filters for tobacco articles |
| 01/13/2004 | US6676806 Paper with ketene dimer and polyvinyl alcohol |
| 01/08/2004 | WO2004002726A1 Multiple garniture belt drive system for filter rod machinery |
| 01/08/2004 | WO2004002247A2 Cigarette comprising a catalyst for smoke treatment |
| 01/08/2004 | US20040005975 Multiple garniture belt drive system for filter rod machinery |
| 01/08/2004 | US20040003822 Biodegradable dual density filter cigarette |
| 01/08/2004 | DE10227378A1 Walzenpaar zum Spannen von Strängen aus Filtermaterial Pair of rollers for tensioning strands of filter material |
| 01/07/2004 | EP1377184A1 Cigarette and filter with downstream flavor addition |
| 01/07/2004 | CN1466425A 过滤嘴制造机 Filter maker |
| 01/07/2004 | CN1465301A Filter tip for degrading toxicity of cigarette |
| 01/02/2004 | EP1372416A2 Method and device for producing a filter and corresponding filter |
| 12/31/2003 | WO2004000046A1 Roll pair for stretching strips of filter material |
| 12/25/2003 | US20030234025 Filter devices for removing toxic substance from gas |
| 12/24/2003 | WO2003062064A3 Vibrational removal of excess particulate matter |
| 12/24/2003 | CN2593580Y 特种过滤器 Special filters |
| 12/24/2003 | CN2593579Y Bamboo filter-tipped cigarette |
| 12/24/2003 | CN1131675C 烟草调味剂和添加该调味剂的烟草 Adding the tobacco flavoring agents and tobacco flavor |
| 12/24/2003 | CN1131674C 吸烟制品及其吸烟材料 Smoking articles and smoking materials |
| 12/10/2003 | CN1460548A Catalyst for reducing CO release guantity in main flow smove of cigarette, its preparation method and application |
| 12/10/2003 | CN1130136C Cigarette with reduced gas phase |
| 12/10/2003 | CN1130135C Biodegradable cigarette with filter tip |
| 12/10/2003 | CN1130134C Cigarette with filter tip |
| 12/10/2003 | CN1130133C Device for reducing cigarette sidestream smoke and free-burning rate |
| 12/04/2003 | WO2003085185A3 Method and apparatus for applying additive to fibrous products and products produced thereby |
| 12/04/2003 | WO2003024256A3 Device for combining groups of filter segments for producing multi-segment filters of the tobacco industry, and trough drum |
| 12/04/2003 | US20030225175 Process for producing an open celled foam |
| 12/04/2003 | US20030224918 Method and apparatus for making cigarette filters with a centrally located flavored element |
| 12/04/2003 | US20030222372 Method and apparatus for applying additive to fibrous products and products produced thereby |
| 12/03/2003 | CN2588803Y Fibre group equilibrator |
| 12/03/2003 | CN2588802Y Groove filtering pole shaping machine |
| 12/03/2003 | CN2588801Y Environmental protection elliptical cigarette |
| 12/03/2003 | CN2588800Y Integral flow cutting nozzle stick and integral flow cutting cigarette |
| 12/03/2003 | CN1129635C Crustamine alginic gum composition and its preparing proess and application |
| 12/02/2003 | US6656412 Compaction system for particles in particle filled cavities of an article |
| 11/26/2003 | EP1213977B1 Filtering method and filter consisting of nitrogen-containing cycles or heterocyles such as dna or rna designed in particular for filtering tobacco smoke and cigarette containing such a filter |
| 11/26/2003 | CN1128589C Cigarette filter tip and cigarette with filter tip at its top end |
| 11/26/2003 | CN1128588C Cigarette with filter tip |
| 11/25/2003 | US6651673 Collecting receptacle for use in tobacco-processing machines |
| 11/20/2003 | US20030213496 Cigarette filter and process for manufacturing the same |
| 11/19/2003 | CN2586368Y Corrugation filtering rod |
| 11/19/2003 | CN2586366Y Cigarette |
| 11/19/2003 | CN1127922C Polypropylene two for removing harmful substance from cigarette smoke and preparation thereof |
| 11/13/2003 | WO2003092416A1 Improvements relating to smoking articles and smokable filler materials therefor |
| 11/12/2003 | CN1454955A Adhesive special for forming fire-retarded environmental-protection glued tacryl filter tip stick for cigarette |
| 11/11/2003 | US6645305 Polysaccharide, menthol and multivalent cations |
| 11/06/2003 | WO2002043514A9 A smoking article including a selective carbon monoxide pump |
| 11/06/2003 | US20030206023 Method and apparatus for determining the triacetin content in filter plugs |
| 11/05/2003 | CN1454063A Methods, agents and devices for removing nucleophilic toxins from tobacco and tobacco smoke |
| 11/05/2003 | CN1454062A Recess filter and smokeable article containing recess filter |
| 11/05/2003 | CN1452921A Filter tip of cigarette |
| 11/05/2003 | CN1126799C Special adhesive for tip filter with colour line and its making process |
| 10/30/2003 | WO2003089309A2 Highly compressed filter tow bale and method for the production thereof |
| 10/30/2003 | WO2002087366A3 Filter tow made from crimped endless cellulose acetate filaments |
| 10/30/2003 | US20030200973 Activated carbon fiber cigarette filter |
| 10/29/2003 | CN1451326A Filter-tip rod of cigarette |
| 10/29/2003 | CN1451325A Cigeratte filter-tip and method for making same |
| 10/29/2003 | CN1125605C Method and equipment for spreadding adhesive onto wrapping strips of filler in tobacco industry |
| 10/23/2003 | WO2003086117A1 Filter unit for filter-cigarettes and filter cigarettes |
| 10/23/2003 | WO2003086116A1 Activated carbon fiber cigarette filter |
| 10/23/2003 | US20030196421 Method and apparatus for spinning a web of mixed fibers, and products produced therefrom |
| 10/23/2003 | CA2762942A1 Activated carbon fiber cigarette filter |
| 10/23/2003 | CA2482157A1 Filter unit for filter-cigarettes and filter cigarettes |