Aerosol-generating device with reduced leakage
US12389936B2 · kind B2 · utility
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1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2024 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Jun 17, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8206
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An aerosol-generating device includes a housing having a first end defining a mouthpiece, a second end, and a cavity defined between the first end and the second end. The device also includes a reservoir within the cavity. The reservoir is configured to store a liquid aerosol-forming substrate. The device also includes an atomizer and a valve within the mouthpiece of the housing. The valve has a first side and an second side. The second side of the valve includes a hydrophilic coating, a hydrophobic coating, or both a hydrophilic coating and a hydrophobic coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.