Patent · US Active

Hood including particle barrier

US11122842B2 · kind B2 · utility

1Cited by

20References

20Claims

0Family size

Assignee

W.L. Gore & Associates GmbH · DE

Inventors

Holly Blake · Newark, US
Seth Harper · Newark, US
Allen Maples · Wilmington, US
Shawn Riley · Cincinnati, US
Bernd Zischka · Putzbrunn, DE
Werner Stübiger · Neubiberg, DE

Key dates

Filing date	Jan 4, 2018
Grant date	Sep 21, 2021
Priority date	—
Expiry date	Mar 10, 2038

Classification

Technology area (CPC A)Human Necessities
CPC primaryA62B17/04
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

Disclosed are protective hoods including particle barrier layers to reduce or prevent penetration of the hoods by particulates in the environment of a wearer. The particle barrier layer of a hood is accessible when the hood is intact. A hood described herein optionally includes an aperture for accessing the particle barrier layer. A hood described herein optionally includes a face opening that engages with a face mask to form a protective seal. A hood described herein optionally includes a visual indicator to indicate when the hood is properly positioned with respect to a face mask.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.