Device for dispensing volatile substances with variable mat structures
US10271538B2 · kind B2 · utility
3Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2014 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Mar 17, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01M29/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Mats of different sizes formed of single mats having different sizes or a multilayer mat which are provided for area insect repellent devices which contain a heat plate to heat the mat structures carried thereabove, thereby providing different operating characteristics of the repellent device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.