| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 131284000 | With coating or printing | 28 |
| 20080314398 | Method of Printing Smoking Article Wrapper - In a method of printing smoking article wrapper in a smoking article making machine, preferably a smoking article rod making machine ( | 12-25-2008 |
| 20090065012 | Materials and Methods for Manufacturing Cigarettes - Cigarettes are manufactured using modified automated cigarette making apparatus. Those cigarettes possess smokable rods having paper wrapping materials having additive materials applied thereto as patterns. The additive material can be applied as a coating formulation in an off-line manner to a continuous paper sheet web that is later used for cigarette manufacture. The additive material can be applied as a coating formulation in an on-line manner to continuous paper web moving through an operating cigarette making machine. The coating formulation is applied to the paper web using roll applicator techniques, ink jet printing techniques or electrostatic precipitation techniques. Liquid coating formulation are curable, and are virtually absent of solvent or liquid carrier. Radiation, such as ultraviolet or electron beam radiation, is used to solidify and fix polymerizable liquid components of the coating formulation that have been applied to the paper web. Heating and subsequent cooling of the coating formulation used to fix solid components of the coating formulation that have been applied to the paper web. Registration techniques are used to ensure proper positioning of the additive material on the smokable rods so manufactured, and to ensure proper quality of those cigarettes. | 03-12-2009 |
| 20090139534 | CIGARETTES AND CIGARETTE COMPONENTS CONTAINING NANOSTRUCTURED FIBRIL MATERIALS - Cigarettes and cigarette components such as tobacco cut filler and cigarette paper, and methods for making cigarette components are provided that comprise nanostructured fibrils. The nanostructured fibrils, which can be formed and deposited in situ on tobacco cut filler and/or cigarette paper by laser vaporization controlled condensation or chemical reaction, are capable of acting as an oxidant for the conversion of carbon monoxide carbon dioxide and/or as a catalyst for the conversion of carbon monoxide to carbon dioxide. Cigarettes are provided that comprise tobacco cut filler and cigarette paper, wherein nanostructured fibrils are deposited on, or incorporated in, at least one of the tobacco cut filler and cigarette paper. | 06-04-2009 |
| 20090159090 | SMOKING ARTICLE WITH IMPROVED EXTINGUISHING CHARACTERISTCS - A smoking article includes a tobacco rod and a wrapper, wherein the wrapper includes at least one zone treated with an inorganic salt providing reduced ignition propensity. Preferably, the porosity of the wrapper in the treated zones is larger than 10 CU. Suitable inorganic salts are, e.g., magnesium chloride, aluminum sulfate, alum, sodium tetraborate, the hydrated forms of these compounds, sodium chloride, or mixtures thereof. | 06-25-2009 |
| 20090277466 | METHOD AND APPARATUS FOR MAKING SLIT-BANDED WRAPPER USING MOVING ORIFICES - A method and apparatus of manufacturing a web which is striped with add-on material, comprising: a first slurry supply which forms a sheet of base web and moves the sheet along a first path; a second slurry supply; and a moving orifice applicator operative so as to repetitively discharge the second slurry upon the moving sheet of base web. The moving orifice applicator includes a chamber box arranged to establish a reservoir of the second slurry across the first path, an endless belt having orifice groups, the endless belt received through the chamber box, and a drive arrangement operative upon the endless belt to continuously move the orifices along an endless-path and repetitively through the chamber box. The orifices communicate with the reservoir to discharge the second slurry as bands of add-on material to the base web. Orifices within the orifice groups can be spaced relative to one another to define bands of add-on material having a relative minimum in thickness or to define spaced apart bands. Orifices may also cooperate with a stationary or moving template to define segmented bands having gaps with complex edges. The web resulting from the method or the apparatus may be used for a smoking article. A smoking article may be constructed from wrapper made with the apparatus or the method. | 11-12-2009 |
| 20100224202 | Method and Apparatus for the Manufacture of Smoking Articles - One embodiment of the invention provides a method and apparatus for manufacturing a smoking article. The apparatus comprises a conveyor ( | 09-09-2010 |
| 20110126847 | PALLADIUM-CONTAINING NANOSCALE CATALYSTS - A method of making palladium-containing nanoscale catalyst particles comprising subjecting a starting material to laser energy so as to form a vapor and condensing the vapor so as to form the catalyst particles. The catalyst comprises nanoscale particles of palladium and/or palladium oxide incorporated in and/or on nanoscale particles of a metal or metal oxide. The nanoscale catalyst, which can be incorporated in the tobacco cut filler, cigarette wrapper and/or cigarette filter of a cigarette, is useful for low-temperature and near-ambient temperature catalysis. The nanoscale catalyst can convert carbon monoxide and nitric oxide that are found in mainstream smoke to carbon dioxide and nitrogen, respectively. The nanoscale catalyst may also be incorporated into a hydrocarbon conversion reactor, into a vehicle exhaust emissions system, into a laser, into a fuel cell or used in an air filter or for emissions reduction in the cold starting of an automobile engine. | 06-02-2011 |
| 20110180084 | APPARATUS AND ASSOCIATED METHOD FOR FORMING A FILTER COMPONENT OF A SMOKING ARTICLE - An apparatus and associated method are provided for forming a rod member for use in the manufacture of cigarette filter elements. A fibrillation unit is configured to fibrillate a sheet material having one of a biodegradability-enhancing substance and a compostability-enhancing substance associated therewith. A rod-forming unit is operably engaged with the fibrillation unit and is configured to form the fibrillated sheet material into a continuous filter rod member. | 07-28-2011 |
| 20110203599 | SMOKING ARTICLE AND METHOD OF MANUFACTURING SAME, AND METHOD OF MANUFACTURING CARBON MONOXIDE REDUCING AGENT - A smoking article includes a carbon monoxide reducing agent including particles including a calcium aluminate represented by the formula (CaO) | 08-25-2011 |
| 20110315153 | Smoking Articles and Method for Manufacturing Smoking Articles - The invention relates to a method of manufacturing a plurality of smoking articles, comprising providing a wrapping paper having a permeability of less than 15 CU and applying a burn retardant additive material in a predetermined pattern to the wrapping paper. The wrapping paper is wrapped about a tobacco material to form a wrapped rod and the wrapped rod is cut to form the plurality of smoking articles. The invention also relates to a smoking article manufactured by the method, wherein the wrapping paper has a permeability of less than 15 CU in areas without the burn retardant additive and a lower permeability in areas where the additive is applied. | 12-29-2011 |
| 20120000475 | IN SITU SYNTHESIS OF COMPOSITE NANOSCALE PARTICLES - A method of making composite nanoscale particles comprising subjecting a starting material to laser energy so as to form a vapor and condensing the vapor so as to form the composite nanoscale particles, wherein said composite nanoscale particles comprise a first metal and/or a first metal oxide incorporated in nanoscale particles of an oxide of a second metal, the first metal being different than the second metal. The starting material can comprise first and second metals or compounds of the first and second metals. The composite nanoscale particles can be formed in a reaction chamber wherein a temperature gradient is provided. The atmosphere in the chamber can be an inert atmosphere comprising argon or a reactive atmosphere comprising oxygen. The composite nanoscale particles are useful for low-temperature and near-ambient temperature catalysis. The composite nanoscale particles can be incorporated in the tobacco cut filler, cigarette paper and/or cigarette filter material of a cigarette to catalyze the oxidation of carbon monoxide to carbon dioxide. | 01-05-2012 |
| 20120012122 | FORMATION AND DEPOSITION OF SPUTTERED NANOSCALE PARTICLES IN CIGARETTE MANUFACTURE - Nanoscale particles are formed and deposited in situ on tobacco cut filler, cigarette paper and/or cigarette filter materials by physical vapor deposition. The nanoscale particles are capable of acting as an oxidant for the conversion of carbon monoxide to carbon dioxide and/or as a catalyst for the conversion of carbon monoxide to carbon dioxide. | 01-19-2012 |
| 20120103351 | Applicator - An applicator operable to apply an additive to a smoking article wrapping material comprises a conveyance mechanism for conveying the wrapping material along a path and an inlet to receive a gaseous flow for entraining additive, the applicator being configured such that in use, additive entrained in the gaseous flow is caused to be diverted towards the wrapping material. | 05-03-2012 |
| 20120118302 | SUPPORTED CATALYSTS - Supported catalyst particles, which can be incorporated in the tobacco cut filler, cigarette wrapper and/or cigarette filter of a cigarette, are useful for low-temperature and near-ambient temperature catalysis of carbon monoxide and/or nitric oxide. The supported catalyst comprises catalyst particles that are supported on particles of an electrically conductive support selected from the group consisting of graphitic carbon and a partially reduced oxide. | 05-17-2012 |
| 20120118303 | SYNTHESIS AND INCORPORATION OF HIGH-TEMPERATURE AMMONIA-RELEASE AGENTS IN LIT-END CIGARETTES - A tobacco smoking mixture and/or a cigarette wrapper with high-temperature ammonia-release agents therein are provided, wherein the high-temperature ammonia-release agents are present in an amount effective to reduce the cytotoxicity of gas phase or particulate matter formed during smoking of the cigarette. The high-temperature ammonia-release agents are capable of reducing the cytotoxicity of gas phase or particulate matter by evolving ammonia at temperatures greater than about 200° C., wherein the ammonia can interact with the particulate matter. Additionally, the high-temperature ammonia-release agents can be formed by heating an aqueous mixture of an iron precursor compound, an ammonia source compound and an acid. | 05-17-2012 |
| 20120266902 | METHOD OF WRAPPING SMOKING ARTICLE RODS - The disclosure relates to a method of wrapping smoking article rods with a wrapper. A bobbin comprising a wound web ( | 10-25-2012 |
| 20120305012 | Method of Imparting Reduced Ignition Propensity to Smoking Articles Using Phase Transition Materials - A method for imparting reduced ignition propensity properties to a smoking article by treating the smoking article wrapper with a phase transition substance which, upon being subjected to the heat of the smoking article burning firecone, physically transforms and at least partially fills the pores of the smoking article wrapper to reduce the permeability of the wrapper in the vicinity of the burning firecone. The reduced permeability of the wrapper in the vicinity of the firecone will permit sufficient air flow to sustain free burn, but, when the smoking article is placed on a substrate, the reduced permeability of the wrapper imparts reduced ignition propensity such that there is insufficient air flow to sustain combustion of the firecone or insufficient air flow to sustain an intensity of the burning firecone necessary to ignite the substrate. | 12-06-2012 |
| 20120305013 | Method of Applying Phase Transition Materials to Semi-Porous, Flexible Substrates Used to Control Gas Permeability - Method of applying phase transition substance to impart reduced ignition propensity to a smoking article comprising a tobacco column and a wrapper surrounding the tobacco column and having a porous structure with a base permeability. The method comprising forming a pattern of phase transition material on the wrapper such that, when subjected to the heat of the tobacco column burning firecone, the phase transition material at least partially fills the wrapper porous structure in the vicinity of the burning firecone to form an area on the wrapper having reduced permeability lower than that of the wrapper base permeability. The reduced permeability of the wrapper in the vicinity of the burning firecone imparts reduced ignition propensity such that there is insufficient air flow to sustain combustion of the firecone or insufficient air flow to sustain an intensity of the burning firecone necessary to ignite the substrate. | 12-06-2012 |
| 20120305014 | Filter for a Smoking Article | 12-06-2012 |
| 20120318285 | ADDITIVES FOR TOBACCO CUT FILLER - Tobacco smoking mixtures capable of producing tobacco smoke are provided which reduce the cytotoxicity and/or mutagenicity of the tobacco smoke. The tobacco smoking mixtures include tobacco cut filler and glycerin in an amount effective to reduce cytotoxicity and/or mutagenicity of smoke produced by the tobacco smoking mixture. The tobacco smoking mixtures enable a further reduction in cytotoxicity and/or mutagenicity when glycerin is combined with palladium or salts of calcium and/or magnesium. | 12-20-2012 |
| 20130008456 | IMMOBILIZED ADDITIVE INSERTS - Delivery of additives in a smoking article is provided through thermally degradable, robust immobilized additive inserts. Additives can be immobilized in an elongated device or an insert, wherein the elongated device or the insert is sufficiently robust to allow the elongated device or the insert to be manually or machine inserted into a smoking article while maintaining the structure of the elongated device or the insert. By providing additives in the form of thermally degradable immobilized additive inserts, migration and/or loss of the additives in a smoking article prior to smoking can be reduced. | 01-10-2013 |
| 20130019886 | Method of Preparing a Rod for Use in the Preparation of a Smoking Article - A method of preparing a rod for use in the preparation of a smoking article is described. The rod has a first end and a second end. The rod has located therein a solid support. The solid support extends in a linear fashion from the first end of said rod to the second end of said rod. At least a portion of said solid support is coated and/or impregnated with an additive. The rod is prepared using rod forming means, wherein said rod forming means comprises a channel ending in an open exit, wherein material may pass through at least part of the channel and leave via the open exit in the form of a rod. | 01-24-2013 |
| 20130199551 | Smoking Article and Method of Manufacturing a Smoking Article - A smoking article ( | 08-08-2013 |
| 20130220351 | IMMOBILIZED DILUENTS FOR SMOKING ARTICLES - Immobilized diluents in a smoking article are provided, wherein diluents can be immobilized through absorption and/or adsorption of the diluents into immobilizing materials, such as sorbents like silica gels. By immobilizing diluents, the diluents can be available for vaporization, while still being protected from migration and/or loss of the diluents in a smoking article. | 08-29-2013 |
| 20130255701 | Smoking Article with Thermoresilient Design and Methods of Producing the Same - A smoking article can comprise a rod of smoking material enclosed in a wrapper wherein the wrapper is provided with a design which comprises thermoresilient material. | 10-03-2013 |
| 20150107608 | SMOKING ARTICLE MOUTHPIECE WITH COOLING AGENT INCLUSION COMPLEX - A smoking article includes a mouthpiece having an outer surface and a cooling agent inclusion complex disposed on the outer surface. | 04-23-2015 |
| 20160150817 | SMOKING ARTICLE HAVING A PARTICLE CONTAINING WRAPPER | 06-02-2016 |
| 20160198760 | CIGARETTE WRAPPER WITH PRINTED CATALYST | 07-14-2016 |
