Aerosol generating article with heat-expandable centering element
US12402648B2 · kind B2 · utility
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7References
15Claims
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Key dates
| Filing date | Dec 6, 2018 |
| Grant date | Sep 2, 2025 |
| Priority date | — |
| Expiry date | Mar 15, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An aerosol-generating article for producing an inhalable aerosol when heated is provided, the aerosol-generating article including: a rod of aerosol-generating substrate; a wrapper circumscribing at least the rod; and at least one heat-expandable element disposed on an outer surface of the wrapper. An aerosol-generating system is also provided, including the aerosol aerosol-generating article and an electrically operated aerosol-generating device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.