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7614402 Simulated cigarette  
The invention is directed to a simulated cigarette for use as a smoking cessation aid comprising a cylindrical member having a predetermined size and shape and a filter member formed at one end of...
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...
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...
7448392 Smoking articles and filters with carbon-coated molecular sieve sorbent  
Smoking articles and filters, which involve the use of carbon-coated molecular sieve sorbents are provided. The carbon-coated molecular sieve sorbent has a carbon coating within pores of a...
7302954 Cigarette filter comprising grape proanthocyanidin  
To a constitutive element of a tobacco (a leaf-tobacco component or a filter) is added a proanthocyanidin or a proanthocyanidin-carrying porous material (such as an active carbon) to obtain an...
7228861 Cigarette filter  
A cigarette filter has filter sections including filter materials individually wrapped with plug wrap paper, forming paper for wrapping the filter sections integrally, and tipping paper covering...
7114503 Process for producing an open celled foam  
The invention relates to a foam for purifying and filtrating air, particularly filtrating toxic compounds, such as for instance tar and polycyclic aromatic hydrocarbons (PAHs) from tobacco smoke,...
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...
6860273 Cigarette with adsorbent at tip end thereof  
A zone or plug of porous adsorbent material, primarily activated carbon, is placed in the tobacco rod of a cigarette a short distance from the lighting end thereof. The amount of activated carbon...
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...
6814786 Filters including segmented monolithic sorbent for gas-phase filtration  
A filter includes at least two monolithic sorbent segments and a mixing segment between the two monolithic sorbent segments. The monolithic sorbent segments comprise porous sorbent materials that...
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...
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...
6748955 Cigarette sidestream smoke and free-burn rate control device  
A device for minimizing cigarette sidestream smoke and reducing free-burn rate of a burning cigarette is disclosed. The device comprises a non-combustible tubular element encasing an effective...
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...
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...
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...
6471754 Purification system for tobacco-generated secondhand smoke  
A purification system for preventing secondhand tobacco smoke from reaching an ambient environment thereabout. Two components of the system include a smoke entrapment intake hood for aggregating...
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...
6431176 Tobacco smoke containment apparatus and method therefor  
A tobacco smoke containment apparatus and method therefor having the characteristics of limiting the exhaust of harmful smoke particles as well as reducing the overall risk of accidental fire by...
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...
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...
6158530 Hand-held smoker's device for sidestream smoke control  
A cigarette combustion unit for the use in a hand-held cigarette smoke filtering device for filtering sidestream smoke emitted from a cigarette burning in the unit comprising: i) an elongate closed...
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...
6113964 Removal of undesirable components from a liquid or gas with proteinaceous oat material  
Bitter or otherwise undesirable compounds can be removed from beverages such as tea, coffee or wine by using a natural proteinaceous oat-derived material. This material will also remove noxious...
6067993 Filter adapter for use with smoking apparatus  
A filter adapter for use with a waterpipe comprises a closure cap with a cutout; a spigot tap with a cylindrical sleeve, an integral port, a cylindrical base with male threads, the port providing...
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...
6006757 Cigarette holder  
A cigarette holder completely encloses the lit end of a cigarette providing purification for both sidestream smoke and mainstream smoke. It has two concentric tubes with the lit cigarette placed in...
5998500 Method of making a filter with interpenetrating polymer network that biodegrades  
This invention relates to a filter and a method of making a filter. The filter is made of randomly orientated fibers made from an interpenetrating network formed from at least two polymers which...
5954061 Cigarette aeration and filtration device  
A device comprising a filter and a rod which is capable of insertion into a cigarette cord that has a preformed conduit extending concentrically along the longitudinal axis of the cord. The rod...
5829449 Smoking products containing antioxidants  
A composition for inclusion within a cigarette, cigar or pipe. The composition can be included within the tobacco itself, a filter for filtering tobacco smoke once burned or even within the paper...
5817159 Filter with interpenetrating polymer network that biodegrades  
This invention relates to a filter and a method of making a filter. The filter is made of randomly orientated fibers made from an interpenetrating network formed from at least two polymers which...
5752527 Smoker's accessory  
A smoker's accessory for filtering cigarette smoke includes an exhaust fan, a smoke filter cartridge having a cigarette tube with an open end through which the burning end of the cigarette is...
5638833 Cigarette smoke filter system  
A cigarette smoke filter is provided for use in a smoker's accessory for filtering cigarette smoke, the filter comprises: a tubular filter normally of micro-fibres for removing particulate material...
5598853 Ignition device and apparatus for filtering and purifying side-stream and second-hand tobacco smoke  
An ignition-filtering system including a multi-stage filtering apparatus with a gravitationally activated ignition device to permit complete isolation of the lighting and smoking process. The...
5520198 Head mount type cigarrette holder  
A head mount type cigarette holder including a headpiece having two locating plates at two opposite ends, a coupling device pivotably fastened to one locating plate to hold a tube, a holder base...
5469870 Secondary smoke filtration device  
A secondary-smoke filtration device which effectively filters one-hundred percent of the secondary-smoke associated with cigarettes, pipes, and cigars. The device includes a smoked product...
5402803 Smoking device for heat-decomposing cigarette smoke  
A smoking device for smoking of a cigarette having a tip end portion and a burning end portion has a housing assembly defining a heating chamber and having an exhaust port, an air port and an...
4993435 Smoking accessory  
A smoking accessory includes a case that can completely contain a lighted cigarette. The cigarette foot end extends out of the case, and the smoker exhales smoke into a mouthpiece on the case that...
4790332 Smoke eliminator for cigarette smokers  
A hand-held device eliminates smoke generated from cigarette smoking. This cigarette package-sized device completely encloses a cigarette while it is being smoked and provides two mouthpieces, one...
4687005 Pipe bowl filter  
A tobacco pipe is provided having a bowl, stem and filter. The filter is inserted into the bowl. The filter is substantially cylindrical in shape having a perforated foil cap located on top of the...
4685477 Cigar or cigarette holder  
A cigar or cigarette holder capable of receiving a cigar or cigarette and for filtering smoke generated from the cigar or cigarette. The holder has three chambers. The first chamber defined by the...
4549558 Smoking appliance  
This invention is an improved smoking appliance in the form of a pipe having a filter holder which is readily openable for insertion and removal of the filter and yet is compact when in the closed...
4532942 Miniature tobacco filters  
A cigarette or cigar holder and filter, or a pipe insert, capable of removing tar and nicotine products from tobacco smoke combines a sloping, preferably conical condensate flow control target and...
4476807 Apparatus for application of additives to cigarette filter tow  
A filter tow blooming jet device for applying an additive to a continuous, multifilament filter tow is disclosed wherein the jet device is provided with orifice means transversely positioned in an...
4370988 Cigarette holder smoke filtering cartridge with two stage smoke purification action  
The outer shell of a removable smoke filtering cartridge for fitting inside a cigarette holder is formed from two coaxially abutting tubes separated by a wall with a hole. A tubular inner lip...
4369798 Combination cigarette holder and cigarette smoke catcher  
A cigarette holder body terminates at one end in a hollow mouthpiece which opens to a pair of cylindrical passages one of which holds the unlit end of the cigarette while the other holds a smoke...
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