Breathing mask
US9314056B2 · kind B2 · utility
3Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2005 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Feb 14, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA41D13/1146
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A foldable breathing mask formed with a deep-drawn mask body and sufficiently rigid so as to retain its shape and including at least one fold line for a storage folding of the mask body is a predefined manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.