Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7350523 | Tobacco smoking pipe A cigar shaped tobacco smoking pipe having a draw piece (14) with a band (12) adapted by proper sizing or screw thread to receive either end of a bowl piece (16). A bore (18) communicates with a smoking cavity (20), a chamber (1... | 04/01/2008 |
| 7100618 | Sensory smoking simulator The Sensory Smoking Simulator (5) performs by means of suction to draw smoke (33) from a cigarette (21a), only a small amount of which is smelled by the user (39). It is a main body (40) that includes an air motor (12... | 09/05/2006 |
| 6371127 | Cigarette sidestream smoke and free-burn rate control device A device for minimizing cigarette sidestream smoke and reducing the free-burn rate of a burning cigarette, the device comprises: I) a non-combustible tubular element (12) encasing an effective length of a tobacco charge (22) of a cigarette (14) located in... | 04/16/2002 |
| 6216705 | Smoking article not having a solid substance A smoking vessel (10) constructed as a tube (11) and a mouthpiece (12) mounted at its one end, a pervious or permeable member (26) therewithin, and a valve-mechanism or assembly (15) at its other end (14) for introduction of a quantity of smoke to be disp... | 04/17/2001 |
| 6089236 | Cigar holder and burn rate controller A cigar holder for controlling the burn rate thereof. According to a preferred embodiment, the invention comprises the combination of a housing member having an upwardly extending port formed thereon and a cigar holder member interconnectable therewith. T... | 07/18/2000 |
| 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 the inner tube and purifying agent placed in the volume b... | 12/28/1999 |
| 5996587 | Smoking articles Smoking articles, cigarettes for example, having a tar delivery of not more than 6 mg a filter ventilation of at least 50% and a ventilation zone located not less than 75% of the length of the filter from the mouth and thereof exhibit enhanced mainstream ... | 12/07/1999 |
| 5738120 | Smoking articles A smoking article comprising a smoking rod, a filter and ventilation means incorporated in the filter and communicating with the outside of the smoking article, viscous fluid in the ventilation means closing or partially closing the ventilation means, the... | 04/14/1998 |
| 5417227 | Smoker's pipe A smoker's pipe (10) has a section (22) which is rotatable relative to a section (66). A combustion chamber is formed by and between the two sections (22, 66). A tobacco holder (36) or a cigarette (C) is located within the pipe(10). A movable portion of a... | 05/23/1995 |
| 5133367 | Container for additive materials for smoking articles A container for containing an additive material for modifying the characteristics of a smoking article. The container contains at least two components that are movable between a first position and a second position with respect to each other. In the first... | 07/28/1992 |
| 5113878 | Cigarette-holder including a filter, suitable to wean smokers from the habit of smoking A cigarette-holder is disclosed which is provided with a filter member as well as with a device for regulating draught, which device allows the amount of nicotine inhaled to be progressively reduced. The device comprises a small metallic pipe that holds, ... | 05/19/1992 |
| 5076292 | Smoking article The present invention relates to a smoking article which produces an aerosol that resembles tobacco smoke, but contains no more than a minimal amount of incomplete combustion or pyrolysis products. The smoking article of the present invention provides an aeros... | 12/31/1991 |
| 5067500 | Container for additive materials for smoking articles An container for containing an additive material for modifying the characteristics of a smoking article. The container contains at least two components that are movable between a first position and a second position with respect to each other. In the firs... | 11/26/1991 |
| 4991605 | Container for additive materials for smoking articles A container for containing an additive material for modifying the characteristics of a smoking article. The container contains at least two components that are movable between a first position and a second position with respect to each other. In the first... | 02/12/1991 |
| 4949736 | Variable ventilation mouthpiece for a smoking article A variable ventilation mouthpiece for a smoking article includes first and second sets of vents, the first set serving to admit ambient air into the mouthpiece, and the second set adapted to variably introduce the admitted air into the smokestream for var... | 08/21/1990 |
| 4904308 | Adjustable smoker's mouthpiece A ventilated smoker's mouthpiece, e.g. for a cigarette, in which the degree of ventilation is readily adjustable. The mouthpiece includes a ventilating outer sleeve around a buccal end core member and an adjacent upstream core member longitudinally aligne... | 02/27/1990 |
| 4898190 | Adjustable air dilution cigarette with pressure drop compensation An adjustable air dilution cigarettte with pressure drop compensation is disclosed. The cigarette comprises a tobacco rod and a filter element disposed within a filter assembly to which the tobacco rod is attached. The filter assembly comprises telescopin... | 02/06/1990 |
| 4852590 | Insertable cigarette smoke baffle for holders A baffle for filtering cigarette smoke is described. The baffle is inserted into commonly available cigarette holders. The cleansing and filtering action of the baffle system is augmented by the throttling of the smoke in successive chambers which were cr... | 08/01/1989 |
| 4848375 | Filter cigarette A filter cigarette is provided in which the smoker can select different flavorants or filter media for interposition in the smoke stream. A filter segment having two flow paths, each containing different flavoring or filtering media, cooperates with one o... | 07/18/1989 |
| 4846199 | Smoking of regenerated tobacco smoke A method and an apparatus for regenerating tobacco smoke separation of the gaseous constituents from the condensed constituents. The gaseous constituents which contain many of the harmful substances in tobacco smoke are eliminated and the residue of the c... | 07/11/1989 |
| 4809718 | Variable air dilution cigarette filters A variable air dilution cigarette filter is disclosed. The air dilution filter comprises a thin, generally rigid cylindrical sleeve assembly comprising two sleeves frangibly or separably connected together and an overwrapped filter rod received in the sle... | 03/07/1989 |
| 4788988 | Smoking device A smoking device is disclosed whereby smoke and other gases of combustion can be diluted with air to a pre-selected mixture before being inhaled by a smoker. This is achieved by the use of a carbureting tube which can introduce a metered amount of air int... | 12/06/1988 |
| 4732167 | Smoking aid for reducing concentrations of poisonous substances contained in tobacco smoke A smoking aid for reducing concentrations of poisonous substances contained in tobacco smoke including a pipe bowl having a smoke retaining cavity, a stem coupled with the pipe bowl and a mouthpiece connected to the stem. A cap-like member is movably secu... | 03/22/1988 |
| 4727892 | Ventilated cigarette A filter cigarette has a wrapper surrounding the filter and retaining it on the end of the tobacco rod. At least one portion of the wrapper overlying the filter and extending circumferentially at least partly around the cigarette at a distance from the mo... | 03/01/1988 |
| 4726385 | Method of fabricating an all-tobacco cigarette controlling tar delivery and an all-tobacco cigarette This invention relates to a method of controlling the "tar" delivery of cigarette smoke and more particularly to the method of controlling "tar" delivery of the non-filter cigarette while maintaining resistance to draw and other parameters of the cigarett... | 02/23/1988 |
| 4718438 | Filter cigarette having rotatable adjustment An adjustable delivery filter cigarette includes a tobacco rod and a filter element having two layers of circumscribing plug wrap. The layer of plug wrap nearest the filter element is glued to the filter element. The overlying layer of plug wrap forms thr... | 01/12/1988 |
| 4716912 | Filter cigarette having adjustable air dilution A smoking article in the form of a filter cigarette can have adjustable air dilution capabilities. The filter element is movable toward and away from the tobacco rod along the longitudinal axis of the cigarette. Perforations in the tipping material of the... | 01/05/1988 |
| 4711254 | Cigar holder A cigar holder is provided and consists of a thin cylindrical-shaped tube that can be inserted within a mouth of a smoker. The tube has a hollow punch extending centrally inwardly to pierce butt end of a cigar for allowing free drawing of smoke. The thin ... | 12/08/1987 |
| 4700725 | Adjustable filter cigarette A variable dilution cigarette of the type having relatively rotatable filter segments for controlling dilution is provided with stops. Spaced-apart stop elements are provided on one filter segment and a tongue-like engagement element is provided on the ot... | 10/20/1987 |
| 4699158 | Adjustable filter cigarette with tactile indicator An adjustable filter cigarette is provided with detents for tactile indication of the degree of adjustment. The detents include a protuberance on the surface of the filter mating with cutouts in the tipping paper, or a protuberance on the inside of the ti... | 10/13/1987 |
| 4687009 | Adjustable filter cigarette and method of manufacture thereof A variable dilution cigarette is provided having two-layer laminated tipping. Dilution patterns and break lines are formed in the layers before they are laminated. The laminate is applied to a segmented filter such that the dilution pattern of one layer m... | 08/18/1987 |
| 4682611 | Portable cigarette safety ash tube and extinguisher A portable cigarette ash tube consisting of an inner tube and an outer tube jointed in a telescopic manner. The outer tube is connected to a cigarette holder. The inner tube having micro holes for ventilating but capable of preventing the drop of ash. A c... | 07/28/1987 |
| 4658838 | Filter cigarette having rotatable adjustment A smoking article in the form of a filter cigarette can have adjustable air dilution provided by alignment of perforations in the paper wrap of the tobacco rod, a band circumscribing the rod, and the tipping paper. The band is attached to the rod and the ... | 04/21/1987 |
| 4649941 | Adjustable air dilution cigarette exhibiting controlled pressure drop A smoking article such as a filter cigarette can have an adjustable delivery air dilution while exhibiting a reduced pressure drop decrease during air dilution thereof. The pressure drop decrease is controlled during various stages of air dilution by prov... | 03/17/1987 |
| 4649944 | Filter cigarette A filter cigarette is provided which is adjustable to provide a wide range of air dilution and/or RTD values and which comprises a tobacco rod, a wrapped, substantially cylindrical filter plug, and tipping paper. The filter plug comprises a first, mouth-e... | 03/17/1987 |
| 4649945 | Adjustable air dilution cigarette exhibiting controlled pressure drop A smoking article such as a filter cigarette can have an adjustable delivery air dilution while exhibiting a reduced pressure drop decrease during air dilution thereof. The pressure drop decrease is controlled during various stages of air dilution by posi... | 03/17/1987 |
| 4648413 | Adjustable-delivery cigarette An adjustable-delivery cigarette and method for producing same, whose strength delivery may be altered by the consumer in a range between higher and lower values. The cigarette includes a tobacco rod, with paper wrapper, and the filter assembly. An overwr... | 03/10/1987 |
| 4646763 | Adjustable filter cigarette A variable dilution cigarette, of the type having a filter with two relatively rotatable segments having slits in the plug wrapping and the tipping paper which rotate in and out of rotational registry to vary the dilution level, is provided which is insen... | 03/03/1987 |
| 4638820 | Puff control cigarette A smoking article which delivers to a smoker during each puff a flowstream having a higher concentration of smoke during the first portion of the puff and a lower concentration of smoke during the remainder of the puff.... | 01/27/1987 |
| 4615344 | Cigarette with automatic ventilation valve A cigarette is provided with an automatic valve responsive to the moisture content of the smoke for controlling induction of air into the smoke thereby compensating for the increase of nicotine concentration as the cigarette smokes down. The valve utilize... | 10/07/1986 |
