Filter for a smoking article or an aerosol generating product
US12063957B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2022 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | Sep 18, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24D3/17
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A filter for a smoking article or an aerosol generating product comprising a first filter section and a second filter section, the second filter section being located downstream of the first filter section the first filter section comprising filter material and two or more capsules comprising additive, the capsules being disposed in an axial region proximal a longitudinal axis of the filler and being spaced in sequence in a direction along the axis; the second filter section comprising at least one channel located in an axial region of the second filter section proximal a longitudinal axis of the filter, to facilitate, in use, drawing of an aerosol through the axial region of the first filter section in which the capsules are disposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.