Vehicle cabin air filter, a vehicle including such a filter, and a method of manufacture
US6524375B2 · kind B2 · utility
7Cited by
16References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 19, 2001 |
| Grant date | Feb 25, 2003 |
| Priority date | — |
| Expiry date | Apr 19, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/88
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle cabin air filter whose filter material carries microcapsules containing at least one volatile substance, the microcapsules being suitable for diffusing said volatile substance progressively into the air passing through the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.