Solid air freshener
US9402930B2 · kind B2 · utility
4Cited by
16References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2014 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Dec 9, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B7/2408
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a solid pressed air freshener and odor neutralizer composition which can include greater than 10% fragrance. The air freshener comprises a fragrance; preferably the fragrance is impregnated within a water soluble substrate made from a foamed vegetable starch, a surfactant and a solidifier. The solid formulations break down easily in the presence of water and may be sprayed, within the area to be freshened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.