Nose mask
US7219669B1 · kind B1 · utility
230Cited by
120References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1999 |
| Grant date | May 22, 2007 |
| Priority date | — |
| Expiry date | Apr 4, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nasal mask includes a shell forming a chamber having an inlet and at least one outlet and a seal. The seal is disposed proximate the outlet for contacting and sealing with external skin proximate at least one naris at a base of a nose of a user donning the mask. Substantially all of the sealing occurs between the seal and the external skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.