Face mask assembly
US9993668B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2015 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Sep 4, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B18/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A face mask is configured to be worn on a wearer's head and to cover the wearer's nose and mouth. The face mask includes a mask body having apertures, an inhalation port positioned within one of the apertures of the mask body, an exhalation valve positioned within a second one of the apertures of the mask body, a harness assembly configured to extend about a wearer's head wherein the harness assembly includes a first strap, a strap retainer positioned on the mask body and disposed over the exhalation valve, the strap retainer configured to receive the first strap; and a valve protector positioned between the first strap and the exhalation valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.