Nova Patents
ATE494044T1

Respirator facepieces

Abstract

The present invention provides an air-purifying respirator facepiece with a removable, one-piece filter element connector. It also has a removable component housing in the lens as well as a nosecup without inhalation valves that prevents fogging of the portion of the lens used for viewing.

Term

Term ended

Projected expiry passed 10 May 2022, 4.4 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
  5. Today

16 members in 9 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
29051301United States of AmericaP
0215015United States of AmericaW

Members16

Family members, oldest first
DocumentOfficeKind
WO02092170A2World Intellectual Property Organization (WIPO)A2
AU2002303715A1AustraliaA1
WO02092170A3World Intellectual Property Organization (WIPO)A3
US2003047183A1United States of AmericaA1
EP1387715A2European Patent Office (EPO)A2
CN1516609AChinaA
JP2005514963AJapanA
BR0209549ABrazilA
CN1285392CChinaC
US7261104B2United States of AmericaB2
JP4091439B2JapanB2
EP1387715B1European Patent Office (EPO)B1
AT494044TAustriaT
ATE494044T1This recordAustriaT1
DE60238834D1GermanyD1
BRPI0209549B1BrazilB1