Air freshener
US10668422B2 · kind B2 · utility
2Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2016 |
| Grant date | Jun 2, 2020 |
| Priority date | — |
| Expiry date | Mar 10, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/70
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air freshener is disclosed. The air freshener includes a body case defining the air freshener, the body case having a filter installation opening formed in one side thereof, a filter housing disposed in the body case, a drawer including a frame forming therein a drawer opening, through which air passes, and a filter cover coupled to the frame for covering the filter installation opening, and a filter module separably located on the frame for filtering the air that has passed through the drawer opening. The drawer is configured to be withdrawn from the inner space of the filter housing through the filter installation opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.