| Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806) |
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| 07/30/2009 | CA2712794A1 Tobacco smoke filter |
| 07/29/2009 | CN101495004A Smoking article with impaction filter segment |
| 07/23/2009 | WO2008081340A8 Filter component cutting system |
| 07/23/2009 | US20090183745 Cigarette Filter |
| 07/22/2009 | EP2080440A2 Device for transporting tow |
| 07/22/2009 | EP2079328A2 Multi component cigarette filter assembly |
| 07/22/2009 | EP2005849A9 Method of treating tobacco mainstream smoke and smoking tool |
| 07/22/2009 | CN201274763Y Opening device of filter stick moulding machine unit |
| 07/22/2009 | CN101485494A Filtering agent for reducing content of coke tar in tobacco and preparation method thereof |
| 07/16/2009 | WO2009087042A1 Smoking article |
| 07/16/2009 | WO2008064463A8 Cigarette filter with flavored particles |
| 07/16/2009 | CA2711476A1 Smoking article |
| 07/15/2009 | EP2078465A2 Device for transporting a filter tow |
| 07/15/2009 | EP1766115A4 Cellulose acetate tow and method of making same |
| 07/15/2009 | CN101480275A Device for transporting a filter tow |
| 07/14/2009 | CA2365014C Biodegradable cellulose acetate constructions and tobacco filter |
| 07/09/2009 | WO2009083093A2 Filter tow strip, filter rod machine, method for producing filter tow strips and method for producing filter rods |
| 07/09/2009 | WO2009083092A1 Filter tow bale, method and device for producing a filter tow bale and filter tow strips |
| 07/09/2009 | WO2009036851A3 Use of microcapsules and microcapsule |
| 07/09/2009 | WO2009031038A3 Smoking article with variable ventilation |
| 07/09/2009 | WO2008125990A3 Use of means for trapping co2 in a filter for preventing inflammation, cancer and cardiovascular diseases in a subject exposed to tobacco smoke |
| 07/09/2009 | DE102008003369A1 Tow processing nozzle for producing filter rod for cigarette, has air supply connector opening into tow guiding channel via air outlet opening, where opening width of air outlet opening is changeable |
| 07/09/2009 | DE102008003368A1 Vorrichtung zum Transport eines Filtertows An apparatus for transporting a filter tow |
| 07/09/2009 | CA2710316A1 Filter tow strip, filter rod machine, method for producing filter tow strips and method for producing filter rods |
| 07/09/2009 | CA2710315A1 Filter tow bale, device and method for producing a filter tow bale and filter tow strip |
| 07/08/2009 | CN101474000A Device for producing filter stick with colorful core |
| 07/02/2009 | WO2009081214A1 Specific, highly effective cigarette filter |
| 07/02/2009 | WO2009080604A1 Filter for smoking article |
| 07/02/2009 | WO2009080369A2 Hollow/porous fibers and applications thereof |
| 07/02/2009 | WO2009080368A1 Filter including randomly-oriented fibers for reduction of particle breakthrough |
| 07/02/2009 | DE102007061933A1 Filter Tow Ballen, Vorrichtung und Verfahren zur Herstellung eines Filter Tow Ballens sowie Filter Tow Streifen Filter tow bale, apparatus and method for producing a filter tow bale and filter tow strips |
| 07/01/2009 | EP2073651A1 Tobacco smoke filter |
| 07/01/2009 | CN201263393Y Device for producing cigarette filter stick with color in the center |
| 07/01/2009 | CN101467794A Novel use of mint oil |
| 06/30/2009 | US7552735 Activated carbon fiber cigarette filter |
| 06/25/2009 | WO2009079202A1 Degradable cigarette filter |
| 06/25/2009 | WO2009078287A1 Cigarette filter, and filter cigarette |
| 06/25/2009 | WO2009077244A1 Recessed ventilation for smoking articles |
| 06/25/2009 | WO2009077179A2 Activated carbon from microcrystalline cellulose |
| 06/25/2009 | DE202008001652U1 Pfeifen-, Zigarren- und Zigarettenspitzenfilter-Zusatzdichtung zur Optimierung der Rauchfilterung und Kondensat-Resorbierung Pipe, cigar and cigarette holder filter additional seal to optimize the smoke filtering and condensate resorption |
| 06/25/2009 | DE102007061932A1 Filtertowstreifen, Filterstabmaschine, Verfahren zum Herstellen von Filtertowstreifen und Verfahren zum Herstellen von Filterstäben Filter tow, filter rod machine, method of producing filter tow and methods for manufacturing filter rods |
| 06/25/2009 | CA2708837A1 Cigarette filter and filter-tipped cigarette |
| 06/25/2009 | CA2705718A1 Recessed ventilation for smoking articles |
| 06/24/2009 | CN201260379Y Combined filter stick |
| 06/23/2009 | US7549427 particles has titanium oxide core and iron oxide and calcium oxide shell, use inside the cigarette, mixing with tobacco for catalytically destroying compounds of carbon monoxide, acrolein, formaldehyde, acetone, produced by combustion of tobacco or smoke; oxidizing toxins in cigarette smoke |
| 06/18/2009 | WO2009074540A1 Method of compiling groups of segments in a process of producing multisegment filters and apparatus for preparing and compiling segments in groups in a process of producing multisegment filters |
| 06/18/2009 | WO2009037568A3 Cigarette filter |
| 06/18/2009 | US20090151738 Degradable cigarette filter |
| 06/18/2009 | DE202009005798U1 Vorrichtung zum Rauchen der Tabakwaren Apparatus for smoking the tobacco |
| 06/17/2009 | EP1156721A4 Method and apparatus for producing particle bearing filter rod |
| 06/17/2009 | CN101455444A Cigarette filter-tip |
| 06/16/2009 | US7547271 Filter rod making machine |
| 06/11/2009 | WO2009071272A1 Bead feeder |
| 06/11/2009 | WO2009037461A3 Tobacco smoke filter |
| 06/10/2009 | EP2067023A2 A re-entrant microwave resonator for detecting a characteristic like humidity, density or presence of foreign substances in a fibrous material like cigarettes |
| 06/10/2009 | EP2066439A2 Composite material of high cohesive strength, method of preparation and uses, especially in cigarette filters |
| 06/10/2009 | CN201252827Y Filter-tip rod with inner rod |
| 06/10/2009 | CN201252826Y Binary composite filter tip with connection segment having inner tip |
| 06/10/2009 | CN201252825Y Compound filter tip |
| 06/10/2009 | CN201252824Y Binary composite filter tip with smoking segment having inner tip |
| 06/10/2009 | CN201252823Y Ternary composite filter tip with connection segment having inner tip |
| 06/10/2009 | CN201252822Y Ternary composite filter tip with smoking segment having inner tip |
| 06/10/2009 | CN201252821Y Filter-tip rod production-line graphic displaying system |
| 06/10/2009 | CN101453915A Double action filter assembly wheel with flipping wheel |
| 06/10/2009 | CN100496313C Cigarette filter |
| 06/10/2009 | CN100496312C Cigarette filter |
| 06/09/2009 | US7544635 Process for changing hydrophilic/hydrophobic characteristics |
| 06/04/2009 | WO2009068196A2 Device for treating at least two filter strands |
| 06/04/2009 | WO2009007851A3 Cellulose acetate fiber modification |
| 06/04/2009 | WO2008152526A8 Smoking article with controlled flavor release |
| 06/04/2009 | US20090139534 Cigarettes and cigarette components containing nanostructured fibril materials |
| 06/03/2009 | CN101448416A Tobacco smoke filter |
| 06/03/2009 | CN101444336A Cigarette detoxification holder capable of dispelling smoking addiction and quitting smoking |
| 05/28/2009 | WO2009024866A3 Multi-component filter for a smoking article |
| 05/28/2009 | WO2009022234A3 Bead feeder |
| 05/28/2009 | DE102007057396A1 Vorrichtung zur Bearbeitung von mindestens zwei Filtertowsträngen Device for processing at least two Filtertowsträngen |
| 05/27/2009 | CN101442917A Smoking article with a restrictor |
| 05/27/2009 | CN101439959A Detoxifying and aroma-increasing material |
| 05/27/2009 | CN101438856A Cigarette filter tip rod with function for removing cigarette stain |
| 05/27/2009 | CN100491607C Cellulose acetate tow and method of making same |
| 05/27/2009 | CN100490687C Method for adjusting space between float rings of filter plug spicing machine |
| 05/26/2009 | US7538243 Derivatives of 3,3-dimethylindane-1-one and 1,1-dimethylindane having safranal-like qualities( imparts a characteristic spicy, warm odor to the spice) alkylating and/or acylating 3,3,-dimethylindan-1-one; reduction, acid catalyzed cyclization |
| 05/22/2009 | WO2009037568A8 Cigarette filter |
| 05/20/2009 | EP1942753B1 Smoking article with manually releasable odorant |
| 05/20/2009 | CN201238602Y Cigarette filter tip with false-proof structure |
| 05/20/2009 | CN201238601Y Cigarette filter tip rod with false-proof multicolor pattern |
| 05/20/2009 | CN201238600Y Device for storing and solidifying cigarette filter stick |
| 05/20/2009 | CN201238599Y Cigarette with ultralong filter tip |
| 05/20/2009 | CN101437415A Smoking article filter |
| 05/20/2009 | CN101433818A Novel mesoporous material for absorbing granule phase substance, coke tar, phenol and amine nitrite in mainstream flue gas of tobacco |
| 05/20/2009 | CN101433373A Granule and preparation method thereof |
| 05/20/2009 | CN101433372A Filter material of cigarette filter stick and cigarette filter stick |
| 05/20/2009 | CN101433371A Papery filter tip for reducing aldehydes material in smoke of cigarette and preparation method thereof |
| 05/20/2009 | CN101433370A Cigarette filter |
| 05/20/2009 | CN101433369A Method and apparatus for reducing tar and eliminating harm in cigarette |
| 05/20/2009 | CN100488386C Method for preparing modified active carbon fiber used as filtering material to lower toxic matter from cigartte |
| 05/14/2009 | US20090120449 Smoking machine |
| 05/14/2009 | DE112007000938T5 Verfahren und Vorrichtung zur Herstellung eines Filterelements, einschließlich eines Filterelements mit mehreren Kennwerten Method and apparatus for producing a filter element including a filter element with a plurality of characteristic values |
| 05/13/2009 | EP2057908A1 Rod forming machine |
| 05/13/2009 | EP1154707A4 Method and apparatus for spinning a web of mixed fibers, and products produced therefrom |