Nicoventures Trading Limited

British American Tobacco (investments) Limited

Other

British American Tobacco Limited

British American Tabacco Limited

Dominic Woodcock

Joseph Peter Sutton

David Morrison Russell

Neil Litten

Harpal Singh

Ahmad Bitar

Darren Seymour

Hitesh Vallabh

Richard Hepworth

Ugurhan Yilmaz

James Murphy

Sharon Goodall

Colin John Dickens

Andrew Gordon Davis

John Roger Sampson

David John Dittrich

Kevin Gerard McAdam

Edward Dennis John

John Major

Robert Whiffen

Richard Oliver

Caner Umit Yurteri

Gordon Rowatt Grierson

David Bishop

Martin Coleman

Caner Yurteri

David Russell

Colin Dickens

Anna Stochaj

There is described a container for an aerosol provision device for providing an inhalable medium comprising an aerosol, the container including a first section and second and third sections either side of the first section, wherein the first section and the second and third sections each includes a respective material that permits the aerosol generated in the device to flow into and through the container. A first substance is distributed in the material of the first section, the first substance for modifying a property of the aerosol when the aerosol flows through the container. The material of at least one of the second and third sections is substantially free of the first substance and acts as a barrier to prevent first substance exiting the container.

Container for an aerosol provision device

A cartridge is provided for use with an apparatus for heating smokable material. The cartridge has a housing defining a chamber and a pouch containing smokable material. The pouch is located within the chamber. At least part of the pouch is made of porous material for permitting aerosol or volatilized material generated within the pouch to pass out of the pouch from within the pouch. There is also provided a pouch having a first wall and a second wall. The pouch contains smokable material between the first wall and the second wall. A method of manufacturing a pouch is also disclosed in which the first wall is attached to the second wall with smokable material between the first wall and second wall.

Cartridge, pouch and method of manufacture of pouch for use with apparatus for heating smokable material

Disclosed herein is a device for generating an inhalable medium, the device including a container for holding a liquid; a heater for volatilizing liquid held in the container; a first chamber containing a first tobacco composition; a second chamber containing a second tobacco composition; and an outlet; wherein the device is configured such that in use, an inhalable medium passes out of the outlet, the medium including volatilized liquid in the form of a vapor and/or an aerosol and one or more constituents of at least one of the tobacco compositions; and such that the relative fluid flow rate through the first and second chambers changes during use.

Generation of an inhalable medium

An article is provided for use with an apparatus for heating smokable material to volatilize at least one component of the smokable material. The article has a carrier and smokable material arranged on the carrier. The smokable material has a first layer of smokable material and a second layer of smokable material. The first layer of smokable material is located between the carrier and the second layer of smokable material. The smokable material of the first layer of smokable material has a form or chemical composition that differs from the form or chemical composition, respectively, of the smokable material of the second layer of smokable material.

Article for use with apparatus for heating smokable material

A mouthpiece for an apparatus for generating an inhalable medium is disclosed. The mouthpiece defines an aperture extending from a first opening at a first end of the mouthpiece to a second opening at an opposing end of the mouthpiece. The mouthpiece is arranged to receive in the aperture through the first opening a flavor element for imparting a flavor to a flow of at least one of a vapor and an aerosol that passes through the mouthpiece in use. The aperture has a first radial dimension towards the first opening, and a second radial dimension towards the second opening, wherein the second radial dimension is smaller than the first radial dimension.

Mouthpiece

Presented are apparatus and methods for generating an inhalable medium. An apparatus including a container holding a liquid, a heater for volatizing the liquid, and a plurality of discrete material elements is used. The liquid held in the container is volatized. At least one of a vapor and an aerosol formed by the volatized liquid is passed through one or more of the plurality of discrete material elements. One or more constituents of the one or more of the plurality of discrete material elements is thereby entrained in the at least one of a vapor and an aerosol to produce the inhalable medium.

Apparatus for generating an inhalable medium

There is described an aerosol provision article for use with an aerosol provision device for generating an inhalable medium including an aerosol. The aerosol provision article includes a first chamber for containing a first substance that is heatable to generate an aerosol; a conduit that extends through the first chamber, the conduit having an inlet through which aerosol generated from the first substance can enter the conduit and an outlet through which the aerosol can exit the conduit and a second chamber for receiving a second substance, wherein the second chamber is downstream of the outlet of the conduit. The article is arranged such that in use aerosol exiting the outlet of the conduit passes through the second substance received in the second chamber, and wherein the cross-sectional area of the conduit increases at or towards the outlet.

Aerosol provision article

Apparatus and methods for generating an inhalable medium are disclosed. An apparatus includes a container for holding a liquid, a heater for volatilizing liquid held in the container to generate a flow of at least one of a vapor and an aerosol in use, and a receptacle for receiving material. The receptacle is located adjacent to the heater such that in use, material received in the receptacle is heated by the heater. One or more constituents of material received in the receptacle in use are mixed with the flow of at least one of a vapor and an aerosol in use to produce the inhalable medium.

A vapor provision system configured to selectively generate differently-flavored vapors for inhalation by a user and to make use of this ability to provide user feedback. The system includes a first vapor precursor material having a first flavor and a second vapor precursor material having a second, different, flavor one or more vaporizers arranged to generate vapor from a selectable ratio of the first and second vapor precursor materials to provide a vapor with a selectable flavor for normal use; and control circuitry configured to determine if a user notification condition arises for the vapor provision system, such as a low battery warning, and in response to determining a user notification condition has arisen, to control the at least one vaporizer to generate a vapor using a modified ratio of the first and second vapor precursor materials to provide a vapor with a different flavor by way of an indication that a user notification condition has arisen.

Vapor provision system

An article is provided for use with an apparatus for heating smokable material. The article has a body of porous aerosol containment material. An annular first body of smokable material is located around the body of porous aerosol containment material. There is also provided apparatus for heating smokable material having a first heater extending along an axis and a second heater spaced from and at least partially surrounding the first heater. A method of manufacturing an article for use with an apparatus is also disclosed in which an assembly having porous aerosol containment material on a first layer of smokable material is provided and rolled so the first layer of smokable material becomes an annular body of smokable material located around the porous aerosol containment material.

Apparatus for heating smokable material, article for use therewith and method of manufacture of article

Heat not burn products comprising an encapsulated aerosol generating agent, the encapsulation having the effect of controlling the release of the agent during use of the heat not burn product. The encapsulation will control the timing of the release of the aerosol generating agent during the use of the heat not burn product, to allow greater control of the puff yield. In the case of some aerosol generating agents, the encapsulation may also increase the stability of the agent and/or prevent its migration within the product.

Control of puff profile

The invention relates to heat not burn products comprising an encapsulated aerosol generating agent, the encapsulation having the effect of controlling the release of the agent during use of the heat not burn product. The encapsulation will control the timing of the release of the aerosol generating agent during the use of the heat not burn product, to allow greater control of the puff yield. In the case of some aerosol generating agents, the encapsulation may also increase the stability of the agent and/or prevent its migration within the product.

A smoking article, and a method and apparatus for producing a smoking article, in which a web material containing an adsorbent material such as activated carbon and a stabilized flavorant such as menthol is positioned adjacent an interior surface of a cigarette wrapper to deliver flavor to a smoker with minimal/insignificant migration of flavor to other parts of the smoking article or packaging. The web material may be a section that extends over only a portion of the smoking article to deliver flavor to a smoker at a specific point during smoking and if positioned at the mouth end of a smoking article will be able to deliver a flavor sensation in the final puff(s).

Smoking article and apparatus and process for manufacturing a smoking article

The present invention relates to a cellulosic material having one or more smoke diluents within its cellular structure and, optionally, one or more smoke diluents on its surface.

Growing community of inventors

London, United Kingdom

Dominic Woodcock