Half facepiece
US10744352B2 · kind B2 · utility
4Cited by
31References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2014 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Aug 22, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B18/084
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A semi-disposable face mask has a shaped molded base composed of silicone and/or TPE and molded forming a face seal, a filter media and a support structure that houses the shaped molded base and filter media in fluid communication allowing airflow from an environment through the filter media to the face seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.