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7610920 Thiol-functionalized sorbent for smoking articles and filters for the removal of heavy metals from mainstream smoke  
Smoking articles which use thiol-functionalized sorbents are provided. The thiol-functionalized sorbents comprise at least one thioalkylsilyl compound covalently bound to an inorganic molecular...
7569510 Catalysts to reduce carbon monoxide such as in the mainstream smoke of a cigarette  
Catalysts for the conversion, or oxidation, of carbon monoxide to carbon dioxide. Cigarettes with filters containing the catalysts have acceptable resistance to draw. Additionally, the catalysts...
7503960 Smoking articles and filters with carbon fiber composite molecular sieve sorbent  
Filters and smoking articles include at least one carbon fiber composite molecular sieve sorbent capable of selectively removing one or more selected constituents from mainstream smoke. Methods for...
7487782 Cigarette filter  
A cigarette filter has a filter medium containing an inorganic basic substance such as sodium carbonate and a moisturizing agent selected from the group consisting of glycerin, sodium propionate...
7370657 Activated carbon-containing sorbent  
An activated carbon-containing sorbent is capable of selectively removing one or more selected gaseous components from a gas. The activated carbon-containing sorbent can be incorporated in a...
7243659 Recess filter and smokeable article containing a recess filter  
The invention relates to a recess filter with a cavity associated with the mouth and provided with a cavity wall, in addition to one or more filter elements associated with the tobacco. The cavity...
7152609 Catalyst to reduce carbon monoxide and nitric oxide from the mainstream smoke of a cigarette  
Cut filler compositions, cigarettes, methods for making cigarettes and methods for smoking cigarettes are provided, which involve the use of a catalyst capable converting carbon monoxide to carbon...
7104265 Filter containing a metal phthalocyanine and a polycationic polymer  
A tobacco smoke filter comprising one or more than one metal phthalocyanine, such as a copper phthalocyanine or an iron phthalocyanine, and further comprising one or more than one polycationic...
7080649 Cigarette holder  
A cigarett holder has a mouthpiece, a cotton filter, a main pipe, and a filter column. The mouthpiece has a distal periphery flange, a head portion, an inner tube having a through hole, and an...
7025067 Activated charcoal filter for effectively reducing p-benzosemiquinone from the mainstream cigarette smoke  
A filter for tobacco smoke inhaling/generating/producing device, comprising stipulated amounts of specific grain sizes or combination of grain sizes of activated charcoal for effectively reducing...
6924029 Cellulose acetate tow and method of making same  
A cigarette filter tow is a cellulose acetate tow having a high uncrimping energy (UCE) and a low fly. In one embodiment, the average UCE is greater than 280 and the average fly is less than or...
6907885 High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials  
This invention is a highly efficient filter containing fibers that contain small particle size adsorbents/absorbents such as carbon and/or silica to selectively reduce targeted components in...
6866045 Filtration method and filter consisting of nitrogen-containing cycles or heterocycles such as DNA or RNA  
The methods concerns a method for general use and more particularly used for tobacco products. The method uses in particular nitrogen-containing heterocycles such as DNA and RNA bases and...
6863074 Cigarette filters comprising unfunctionalized porous polyaromatic resins for removing gas phase constituents from mainstream tobacco smoke  
Cigarette filters, methods for making cigarettes and methods for smoking cigarettes are provided, which involve the use of an unfunctionalized porous polyaromatic resins, which is capable of...
6832613 Filter cigarette  
A cigarette filter is surrounded by a wrapping paper, and the wrapping paper includes metal only on portion of a surface thereof, such that air can penetrate through the wrapping paper into the...
6832612 Cigarette filter with scavenging effect on free radicals in cigarette smoke and its preparation method  
A cigarette filter that has a scavenging effect on smoking induced gas phase free radicals. The filter ingredients are comprised of proanthocyanidins and include, but are not limited to, extracts...
6796312 Process and apparatus for the removal of toxic components of tobacco smoke and the standardization of the health hazards related to those components  
The oral cavity is a source of sensitive biomarkers that allow the development of novel tobacco filters to reverse and eliminate acute adverse effects of tobacco smoke. Useful biomarkers are...
6792953 Tobacco smoke filter  
A tobacco smoke filter a copper-containing porphyrin or an iron analog of C.I. Reactive Blue 21 dye. A method of making a first tobacco smoke filter segment, comprising the steps of, first,...
6789547 Carbon technology  
Catalytically active carbons are used in cigarette filters for selective oxidation of selected gas phase components in cigarette smoke. The carbons are impregnated with transition metals and sulfur...
6789546 Filters for preventing or reducing tobacco smoke-associated injury in the aerodigestive tract of a subject  
A method of preventing or reducing tobacco smoke-associated injury in the aerodigestive tract of a subject is disclosed. The method comprises administering a therapeutically effective amount of an...
6779529 Cigarette filter  
A cigarette filter includes a multiple section filter which reduces the level of predetermined smoke constituents. The filter includes a fibrous filter plug section, a selective adsorbent section,...
6779528 High surface area micro-porous fibers from polymer solutions  
Fibers are produced from an acetone solution of cellulose acetate by pulling or extruding such material through a spinneret in a dry spinning process. A vacuum is applied to the thus formed fibers...
6772768 Cigarette filters of shaped micro cavity fibers impregnated with flavorant materials  
Tobacco flavorants loaded into semi-open micro cavities of shaped fibers add flavor to tobacco smoke during the smoking process. The shaped fibers are end-capped shaped multi-lobals that form...
6748956 Cigarette filter and cigarette  
This invention is directed to a cigarette filter containing an extract of Vernonia Cinerea (L.) Less. According to this invention, novel cigarette filter and cigarette are provided which are...
6739344 Biodegradable cellulose acetate structure and tobacco filter  
A cellulose acetate structure excellent in its biodegradability. At least a surface region of the structure includes a biodegradable cellulose acetate composition containing a biodegradation...
6718987 Smokers′ article  
The present invention pertains to the tobacco industry and may be used in the production of smokers' articles that include a mouthpiece and consist of a new product that conjugates the functional...
6691493 Method of and apparatus for encoding and recording identifying indicia for arrays of rod-shaped commodities  
Packs of rod-shaped smokers' products comprise containers of a material which permits monitoring of their contents by a suitable detector serving to generate signals which indicate the presence of...
6615842 Methods for removing nucleophilic toxins from tobacco smoke  
This invention provides methods, devices and agents for the removal of nucleophilic toxins present in tobacco and tobacco smoke. The filter element of a tobacco smoking device or an air filtration...
6595218 Cigarette filter  
A cigarette filter having a reagent which chemically reacts with and removes a gaseous component of a smoke stream. The reagent contains functional groups covalently bonded to a non-volatile...
6595217 Smoking articles  
Cigarette filter rod employs as filtration material moisture disintegrative paper. The moisture disintegration index of the paper does not exceed 20.
6591839 Filter material for reducing harmful substances in tobacco smoke  
A filter material for reducing the content of harmful substances in tobacco smoke. The filter material comprises a ground and not additionally activated expanded clay produced without adding...
6584981 Cigarette paper containing carbon fibers for improved ash characteristics  
The present invention is directed to a method for improving the ash characteristics of a paper wrapper for a smoking article and for improving the ash characteristics of the smoking article itself....
6571802 Molded article of biodegradable cellulose acetate and filter plug for smoking article  
A molded article molded from a cellulose acetate composition comprising, contained in cellulose acetate, a composite material of a decomposition accelerating agent formed of at least one compound...
6550483 Smoking article with water-disintegratable paper filtration material having water-susceptible adhesives  
A cigarette is provided with a filter comprising a filter element of water-disintegratable paper. The paper is water swellable and/or the filter element comprises a water swellable agent. Tipping...
6530377 Cigarette filter containing dry water and a porphyrin  
A tobacco smoke filter comprising a porous substrate comprising dry water and a porphyrin dispersed therein. The porous substrate can further comprise microcapsules. The microcapsules can comprise...
6470894 Glutathione, green tea, grape seed extract to neutralize tobacco free radicals  
A composition for inclusion within a cigarette, cigar, pipe or smokeless tobacco. The composition can be included within the tobacco itself, a filter for filtering tobacco smoke once burned or even...
6415798 Antioxidants to neutralize tobacco free radicals  
A composition for inclusion within a cigarette, cigar, pipe or smokeless tobacco. The composition can be included within the tobacco itself, a filter for filtering tobacco smoke once burned within...
6345625 Filter for secondary smoke and smoking articles incorporating the same  
Secondary smoke is harmful to passive smokers. A filter sleeve ( 1 ) comprises a sleeve ( 10 ) with a downstream portion ( 11 ) adapted for receiving inhale smoke into an inhalation flow path ( 13...
6311696 Smoking articles  
The invention relates to low delivery cigarettes, usually having a mainstream particulate matter delivery of about 9 mg or less. An embodiment has a rod of tobacco material and a filter element....
6302114 Tobacco smoke filter  
The present invention provides a tobacco smoke filter or filter element having a longitudinally extending core (2) and a wrapper (4) engaged around the core (2), the wrapper (4) having particulate...
6257242 Filter element  
A filter element for reducing or eliminating the harmful vapor phase components of air or smoke. The filter element includes a first section and a second section. The first section is positioned...
6206008 Make your own cigarettes  
A non-smokable tobacco product comprises a rod-shaped element of cigarette tobacco with a filter element at one end and both enclosed by a tubular wrapper. The product is rendered unsmokable by a...
6206007 Cigarette with a dual-structure filter  
A cigarette with a dual-structure filter includes a dual-structure filter having a first filter element and a second filter element arranged downstream of the first filter element, a tobacco rod...
6164288 Cigarette filter containing dry water and microcapsules  
A tobacco smoke filter containing a porous substrate having dry water and microcapsules dispersed therein. The microcapsules contain at least one compound selected from the group consisting of...
6145511 Filter cigarette  
A description is given of a filter cigarette, whose filter a) contains fibrous filter material, b) contains an additive with an antimutagenic action on the cigarette smoke in a quantity of...
6119701 Methods, agents and devices for removing nucleophilic toxins from tobacco and tobacco smoke  
This invention provides methods, devices and agents for the removal of nucleophilic toxins present in tobacco and tobacco smoke, without the removal of nicotine. The filter element of a tobacco...
6119699 Method and apparatus for the selective removal of specific components from smoke condensates  
A smoking article capable of delivering a regulated smoke composition to a smoker, includes: a) a combustible filler wrapped in a combustible sheath; and b) at least one affinity chromatographic...
6067995 Coaxial cigarette having cross stream barrier  
The invention relates to a coaxial cigarette including a rod comprising a rod core, a rod core wrapping, a rod jacket and a rod jacket wrapping; and a filter comprising a filter core, a filter core...
6012459 On-board lighter system for smoker's accessory  
A hand-held cigarette smoking device for capturing sidestream smoke with an on-board cigarette lighter. The device has a cigarette combustion chamber, a sidestream smoke filtration chamber, a...
5979460 Method of producing tobacco filters  
A tobacco filter with a circumferential length of 17 to 27 mm is prepared by creping or embossing, with a roller of a temperature not lower than 100° C., a sheet-like material comprising not less...
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