| Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806) |
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| 10/04/2006 | EP1528868B1 Biodegradable dual density filter cigarette |
| 10/04/2006 | EP1427299B1 Device for combining groups of filter segments for producing multi-segment filters of the tobacco industry, and trough drum |
| 10/04/2006 | CN2822248Y Filter tip of Chinese medicine adsorption material for low harm cigarette |
| 10/04/2006 | CN1839718A Waste acetate fibre ablution method |
| 10/03/2006 | US7115085 Method and apparatus for incorporating objects into cigarette filters |
| 10/03/2006 | US7114503 Cavities or interstices defined by walls comprising curable urea-formaldehyde resins, used as filters for purification of air, such as tars and smoke from cigarettes |
| 09/28/2006 | WO2006085142A3 Flavor carrier for use in smoking articles |
| 09/28/2006 | WO2006037640A8 Tobacco smoking filter or filter element with a content of adjuncts |
| 09/28/2006 | WO2006007018A3 Cellulose acetate tow and method of making same |
| 09/28/2006 | US20060213533 Use of polyphenol compounds or derivatives thereof as free-radical scavengers in cigarette filters |
| 09/27/2006 | EP1704788A1 Equipment for manufacturing composite filters |
| 09/27/2006 | CN2819834Y Cigarette filter stick circumference digital display online monitor |
| 09/27/2006 | CN1839175A Cellulose ester based products and methods for making them |
| 09/27/2006 | CN1836599A Preparation method of chitosan immobilized hydrogen peroxidase for cigarette filter tip additive |
| 09/27/2006 | CN1836598A Novel filter tip for cigarette |
| 09/27/2006 | CN1836597A Adjustable and controllable type micropore cannelure filter tip |
| 09/27/2006 | CN1836596A Apparatus for making combined filtering tip |
| 09/27/2006 | CN1836595A Heterogeneous structure identification for filtering tip strip |
| 09/27/2006 | CN1276735C Filter unit for filter-cigarettes and filter cigarettes |
| 09/27/2006 | CN1276734C Method for producing filter cigarettes |
| 09/21/2006 | WO2006097852A1 Smoking articles and filters with carbon fiber composite molecular sieve sorbent |
| 09/21/2006 | WO2006097010A1 AN INSTANT ADDITIVE SOLUTION FOR THE FILTER OF CIGARETTl, ITS PRODUCTION METHOD AND USE |
| 09/21/2006 | WO2006082476A3 Parallel cigarette filter combining techniques with particle filling of cavities |
| 09/21/2006 | US20060207620 Smoking articles and filters with carbon fiber composite molecular sieve sorbent |
| 09/20/2006 | EP1702524A1 Detection of inhomogenities in a filter rod |
| 09/19/2006 | US7109162 Plant derived antioxidants |
| 09/14/2006 | WO2006094443A1 Cigarette filter for reducing tar and decreasing toxicity and equipment for producing it |
| 09/14/2006 | WO2006070291A3 Surface-modified activated carbon in smoking articles |
| 09/14/2006 | US20060201523 Arrangement for producing filter cigarettes |
| 09/13/2006 | CN2815003Y Health-care filter tip for giving up smoking and cigarette thereof |
| 09/13/2006 | CN1830340A High efficiency tar reducing harm reducing filter tip bar and its production equipment |
| 09/12/2006 | US7104265 Filter containing a metal phthalocyanine and a polycationic polymer |
| 09/08/2006 | WO2006092962A1 Multi-filter rod inspection device for cigarettes |
| 09/06/2006 | EP1698241A1 Method for producing a fabric for the production of filters of the tobacco industry and apparatus for the production of a filter rod |
| 09/06/2006 | EP1696750A1 A device for feeding filter rods in a filter tip attachment machine |
| 09/06/2006 | EP1594376B1 Filter containing a metal phthalocyanine and a polycationic polymer |
| 09/06/2006 | CN1826998A Filter for articles of the tobacco processing industry |
| 08/31/2006 | WO2006090290A1 Smoking article with tobacco beads |
| 08/31/2006 | WO2006089404A1 Tobacco smoke filter and tobacco blend for altering mainstream smoke |
| 08/31/2006 | DE102005009608A1 Filter für Artikel der Tabak verarbeitenden Industrie Filter products in the tobacco industry |
| 08/30/2006 | EP1695636A1 Filter for articles of the tobacco processing industry |
| 08/30/2006 | EP1694147A2 Catalysts comprising ultrafine particles |
| 08/30/2006 | EP1694146A1 Device for processing filter tow material, and device for the production of filters |
| 08/30/2006 | CN1826061A Manufacturing apparatus for plug of cigarttte filter and manufacturing method for the filter |
| 08/30/2006 | CN1271960C Methods, agents and devices for removing nucleophilic toxins from tobacco and tobacco smoke |
| 08/24/2006 | WO2006046145A3 Gold-ceria catalyst for oxidation of carbon monoxide |
| 08/24/2006 | WO2005112670A8 Molecularly imprinted polymers selective for nitrosamines and methods of using the same |
| 08/24/2006 | US20060185685 Nanoscale particles of iron aluminide and iron aluminum carbide by the reduction of iron salts |
| 08/24/2006 | DE102005007214A1 Aufbereitung eines Streifens aus Filtermaterial der Tabak verarbeitenden Industrie Preparation of a strip of filter material in the tobacco industry |
| 08/23/2006 | EP1692957A1 Treating a strip of filter material in the tobacco industry |
| 08/23/2006 | EP1691633A1 Arrangement for producing filter cigarettes |
| 08/23/2006 | CN2807810Y Blind hole filter candle |
| 08/23/2006 | CN2807809Y Cigarette with openable and adjustable and closable aeration hole |
| 08/23/2006 | CN1820668A Treating a strip of filter material in the tobacco industry |
| 08/17/2006 | WO2006085720A1 Composition of cigarette filter for reducing tar and nicotine |
| 08/17/2006 | WO2006085142A2 Flavor carrier for use in smoking articles |
| 08/17/2006 | US20060179615 Roller pair for stretching strips of filter material |
| 08/16/2006 | CN2805404Y Environment protection type health-care smoking set |
| 08/16/2006 | CN1819780A Improvements relating to smoking article filters |
| 08/16/2006 | CN1817937A Use of lactide acid polymer |
| 08/16/2006 | CN1817253A Smoke filtering materials and production thereof |
| 08/10/2006 | WO2006082748A1 Cigarette filter material and cigarette filter |
| 08/10/2006 | WO2006082529A2 Flavour capsule for enhanced flavour delivery in cigarettes |
| 08/10/2006 | WO2006082525A1 Cigarette and filter with cellulosic flavor addition |
| 08/10/2006 | WO2006082476A2 Parallel cigarette filter combining techniques with particle filling of cavities |
| 08/10/2006 | WO2006082161A1 Slim cigarette |
| 08/10/2006 | WO2006081931A1 Filter cigarette |
| 08/10/2006 | WO2006002001A3 Ultra-fine particle catalysts for carbonaceous fuel elements |
| 08/10/2006 | US20060174903 Cigarettes and cigarette components containing nanostructured fibril materials |
| 08/10/2006 | US20060174901 Flavor capsule for enhanced flavor delivery in cigarettes |
| 08/10/2006 | US20060174899 Composite materials and their use in smoking articles |
| 08/10/2006 | DE102005005175A1 Filtercigarette Filter cigarette |
| 08/10/2006 | CA2596475A1 Filter cigarette |
| 08/09/2006 | EP1688052A1 Smoking article with ventilation tube |
| 08/09/2006 | EP1513421B1 Roll pair for stretching strips of filter material |
| 08/09/2006 | CN2803014Y Copper-palladium base modified active carbon fiber compounded filter-tip of cigarrete |
| 08/09/2006 | CN2803013Y Low harm cigarrete |
| 08/09/2006 | CN1816651A Cellulosed molded article having a functional effect and method for producing the same |
| 08/09/2006 | CN1816290A Electroprocessed phenolic materials and methods |
| 08/09/2006 | CN1813601A Cigarette filter tip additive capable of reducing smoke harmful effect to respiratory system |
| 08/09/2006 | CN1268240C Filtering tip and filement additive for reducing nitrosamine in smoke of cigarettes |
| 08/02/2006 | EP1684603A2 Tobacco product labeling system |
| 08/02/2006 | CN1811022A Application of acetate cellulose synthesized with bamboo pulp in producing acetate fiber for cigarette |
| 08/02/2006 | CN1810167A Dry process paper filter tip and its prepn process |
| 07/27/2006 | DE102005000910A1 Herstellung von Filterstopfen bzw. von Filterzigaretten Manufacture of filter plugs of filter cigarettes or |
| 07/26/2006 | EP1683432A1 Method and apparatus for the production of a filter rod |
| 07/26/2006 | CN2799616Y Apparatus for preparing polypropylene fiber tow for use of modified cigarette |
| 07/26/2006 | CN2798619Y Filter tip opening machine servo control system |
| 07/26/2006 | CN1265744C Method for producing diacetate fiber tows of chitosan modified cigarette |
| 07/26/2006 | CN1265743C Filter manufacturing machine |
| 07/20/2006 | US20060157075 Perforated capsule filter |
| 07/19/2006 | EP1679983A1 Tobacco smoke filter |
| 07/19/2006 | CN1805695A Catalyst to reduce carbon monoxide and nitric oxide from the mainstream smoke of a cigarette |
| 07/19/2006 | CN1805694A Catalyst to reduce carbon monoxide in the mainstream smoke of a cigarette |
| 07/13/2006 | WO2006072889A1 Activated carbons with molecular sieve membranes and their use as adsorbents in smoking articles |
| 07/13/2006 | US20060150991 Transparent extraction filter cigarette |
| 07/12/2006 | EP1679010A1 Production of filter plugs or filter cigarettes |
| 07/12/2006 | CN2794209Y Fragrance core filter tip |
| 07/12/2006 | CN2794208Y Radial multilayer medium filtr stick |
| 07/11/2006 | US7074170 Method and apparatus for making cigarette filters with a centrally located flavored element |