| Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806) |
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| 11/05/2009 | US20090272392 Cigarette filter capable of removing harmful substance |
| 11/05/2009 | US20090272391 Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid |
| 11/03/2009 | US7610920 Thiol-functionalized sorbent for smoking articles and filters for the removal of heavy metals from mainstream smoke |
| 10/29/2009 | DE202009004840U1 Verbindbarer Zigarettenfilter Connectable cigarette filter |
| 10/29/2009 | DE102008020575A1 Laser cigarette perforator, includes mirror drum reflecting groups of beams from single laser along paths terminating at foci on rolling cigarette |
| 10/28/2009 | CN201332674Y Core for filtering tar in cigarette holders |
| 10/28/2009 | CN201332673Y Cigarette filter rod |
| 10/28/2009 | CN201332672Y Paper tape channel of cigarette making and forming machine |
| 10/28/2009 | CN101564202A Method for running machine used in tobacco industry and the machine thereof |
| 10/28/2009 | CN100553503C Cigarette filter tip made of viscose rayon and its production method |
| 10/27/2009 | CA2580488C Tobacco smoke filter |
| 10/22/2009 | WO2009129255A2 Method for neutralization, adsorption, and absorption of hazardous or otherwise undesired compounds in a tobacco product |
| 10/22/2009 | WO2009127894A1 Filter for a smoking article |
| 10/22/2009 | WO2009127711A1 Filter making apparatus |
| 10/22/2009 | US20090260645 Method for neutralization, adsorption, and absorption of hazardous or otherwise undesired compounds in a tobacco product |
| 10/22/2009 | CA2721447A1 Method for neutralization, adsorption, and absorption of hazardous or otherwise undesired compounds in a tobacco product |
| 10/21/2009 | EP2110031A1 Filter making apparatus |
| 10/21/2009 | CN101562998A Smoking article filter |
| 10/21/2009 | CN101558908A Dynamically-controlled filament breakage secondary automatic compensator |
| 10/21/2009 | CN100551265C Poppy seed oil extract, its production and use |
| 10/15/2009 | WO2009125209A1 Filter material preparation |
| 10/15/2009 | WO2009093051A3 Tobacco smoke filter |
| 10/15/2009 | WO2009024868A3 Smoking article having carbon dioxide delivery technology for sensorially improved carbon filtration and method of making; filter for a smoking article, and system for mantaining carbon dioxide levels in a smoking article prior to |
| 10/14/2009 | CN101558143A Perfumed beads and filter for cigarette |
| 10/14/2009 | CN100548164C Filter nozzle manufacturing method and device |
| 10/14/2009 | CN100548163C Method for producing filter tip addition liquid and its filter tip |
| 10/08/2009 | WO2009123023A1 Cigarette filters |
| 10/08/2009 | WO2009121698A1 Method and apparatus for the plasma processing of filter material |
| 10/08/2009 | DE102008016827A1 Vorrichtung zum Transport eines Filtertows An apparatus for transporting a filter tow |
| 10/08/2009 | CA2718471A1 Method and apparatus for the plasma processing of filter material |
| 10/07/2009 | EP2106709A1 Device for transporting a filter tow |
| 10/07/2009 | CN201319853Y Shaping, emitting and changing device of filter rod |
| 10/07/2009 | CN101553140A Smoking article with concentric hollow core in tobacco rod and capsule containing flavorant and aerosol forming agents in the filter system |
| 10/01/2009 | US20090246525 Cellulose granules for carrying functional substances |
| 10/01/2009 | DE202009006891U1 Recyclebarer Zigarettenfilter Recyclable Cigarette Filter |
| 09/30/2009 | CN101547618A Tobacco smoke filter and methods of making the same |
| 09/30/2009 | CN101543314A High-speed polypropylene fiber filament tracking laying device |
| 09/24/2009 | WO2009116417A1 Adsorbent for main cigarette smoke components and cigarette filter |
| 09/24/2009 | WO2009016513A3 Degradable cigarette filters |
| 09/24/2009 | DE102006021848B4 Rauchfilter Smoke filter |
| 09/24/2009 | CA2716965A1 Cigarette mainstream smoke component adsorbent and cigarette filter |
| 09/23/2009 | EP2101600A2 Cigarette filters |
| 09/23/2009 | CN201312555Y Composite filter stick adopting additional material of rehmanniae granule |
| 09/23/2009 | CN101538260A Isoflavone compound and prepration method and application thereof |
| 09/23/2009 | CN100542441C Novel filter tip for cigarette |
| 09/17/2009 | WO2009112591A2 Highly cohesive composite material, preparation method and uses, especially in cigarette filters |
| 09/17/2009 | CA2716876A1 Highly cohesive composite material, preparation method and uses, especially in cigarette filters |
| 09/16/2009 | EP2099323A2 Acetoacetate polymer coated aldehyde removal filter |
| 09/16/2009 | CN201308096Y Composite filter stick adding with porous particle materials |
| 09/16/2009 | CN101534664A Smoking article with plate impactor |
| 09/16/2009 | CN101531779A Macroporous and microporous hybrid starch granule and preparation method and application thereof |
| 09/16/2009 | CN101530695A Inorganic fiber filtration material and preparation method and application thereof |
| 09/15/2009 | CA2531808C Improvements relating to smoking article filters |
| 09/11/2009 | WO2009083093A3 Filter tow strip, filter rod machine, method for producing filter tow strips and method for producing filter rods |
| 09/10/2009 | DE102008010601A1 Filterstab Filter rod |
| 09/09/2009 | EP2096945A1 Smoking article filter |
| 09/09/2009 | EP2096944A1 Tobacco smoke filter and methods of making the same |
| 09/09/2009 | EP1778031B1 Flavoring a cigarette by using a flavored filter plug wrap |
| 09/09/2009 | CN201303587Y Polypropylene high-speed filament tracking laying device |
| 09/09/2009 | CN101524186A Filter additive for reducing content of hydrocyanic acid in smoke of cigarette and preparation method thereof |
| 09/09/2009 | CN100536700C Continuous filter rod testing mechanism, testing apparatus, mechanery and method |
| 09/03/2009 | WO2009106374A1 Filter for a smoking article |
| 09/02/2009 | EP2094120A1 A cigarette filter containing rosemary extract and a method of reducing dna damage caused by harmful agents in cigarette smoke by use of said filter |
| 09/02/2009 | EP2094119A2 Molecularly imprinted polymers selective for tobacco specific nitrosamines and methods of using the same |
| 09/02/2009 | EP1691633B1 Arrangement for producing filter cigarettes |
| 09/02/2009 | CN101522061A Multi component cigarette filter assembly |
| 09/02/2009 | CN101518360A Method for preparing bamboo fiber filter tip for clearing cigarette tar |
| 08/27/2009 | WO2009103686A1 Filter rod |
| 08/27/2009 | WO2008146169A3 Smoking articles enhanced to deliver additives incorporated within electroprocessed microcapsules and nanocapsules, and related methods |
| 08/26/2009 | EP2093276A1 Perfumed beads and filter for cigarette |
| 08/26/2009 | EP2091363A2 Filtered cigarette |
| 08/26/2009 | EP2091362A2 Smoking article with a flow restrictor |
| 08/26/2009 | EP1611272B1 Cellulosed molded article having a functional effect and method for producing the same |
| 08/26/2009 | CN201294858Y Cigarette |
| 08/25/2009 | US7578298 Flavor capsule for enhanced flavor delivery in cigarettes |
| 08/19/2009 | EP2088877A1 Cigarette filter with flavored particles |
| 08/19/2009 | EP1906775B1 Smoking device incorporating a breakable capsule, breakable capsule and process for manufacturing said capsule |
| 08/19/2009 | CN201290336Y Filter-stick quick conveyance system |
| 08/19/2009 | CN101512328A A re-entrant microwave resonator for detecting a characteristic like humidity, density or presence of foreign substances in a fibrous material like cigarettes |
| 08/19/2009 | CN101507530A Cigarette filter stick produced by tea leaf capable of reducing tobacco dependency and manufacture method thereof |
| 08/19/2009 | CN101507529A Pre-hoisting, shredding stable-control device of cigarette filter tow |
| 08/19/2009 | CN100528012C Non-deceleration splice paper production technique of cigarette filter stick forming machine |
| 08/19/2009 | CN100528011C Garniture device for the tobacco industry |
| 08/19/2009 | CN100528010C Independent pressure unloading and spraying of filter short fiber strip |
| 08/13/2009 | WO2009099793A2 System for analyzing a filter element associated with a smoking article, and associated method |
| 08/13/2009 | WO2009098462A1 Tobacco smoke filter |
| 08/12/2009 | EP2086361A2 Nanolayer oxidation catalysis for smoking articles |
| 08/12/2009 | CN101506422A Cellulose granules for carrying drug |
| 08/12/2009 | CN100525662C Delayed releasing mint filter tip for cigarette and its production process |
| 08/06/2009 | WO2009094859A1 Process for manufacturing breakable capsules useful in tobacco products |
| 08/06/2009 | US20090194118 System for analyzing a filter element associated with a smoking article, and associated method |
| 08/05/2009 | CN201282732Y Cigarette with filtering holder for secondary filter |
| 08/05/2009 | CN101500442A Multi-component filter providing multiple flavour enhancement |
| 08/05/2009 | CN101500441A Smoking articles enhanced to deliver additives incorporated within electrospun microfibers and nanofibers, and related methods |
| 08/05/2009 | CN101500440A Smoking article with single piece restrictor and chamber |
| 08/05/2009 | CN101496640A Device for transporting tow |
| 07/30/2009 | WO2009093051A2 Tobacco smoke filter |
| 07/30/2009 | WO2009022234A8 Bead feeder |
| 07/30/2009 | WO2008114153A8 Multi-component filter providing improved flavour enhancement |
| 07/30/2009 | DE102008005185A1 Vorrichtung zum Transport von Tow Device for the transport of Tow |