Breathing assistance apparatus
US9119929B2 · kind B2 · utility
64Cited by
16References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2004 |
| Grant date | Sep 1, 2015 |
| Priority date | — |
| Expiry date | Dec 16, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/42
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A mask with cushion that has an outer film is disclosed. The film may be self-skinning or a film formed about or glued to the cushion body. In another form the cushion may be formed with at least a portion having a plurality of adjacent voids having a honeycomb-like structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.