Aerosol-generating article with an insulated heat source
US11723393B2 · kind B2 · utility
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3References
16Claims
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Assignee
Inventor
Key dates
| Filing date | May 31, 2017 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Oct 1, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24D1/22
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An aerosol-generating article is provided, including an aerosol-forming substrate; a combustible heat source; at least one layer of ceramic paper circumscribing at least a portion of a length of the combustible heat source; one or more airflow pathways along which air may be drawn through the aerosol-generating article for inhalation; and one or more non-combustible, substantially air impermeable barriers between the combustible heat source and the aerosol forming substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.