Respirator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 16, 2004
Grant Date -
Feb 13, 2003
app pub date -
Apr 12, 2002
filing date -
Aug 10, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A respirator comprising a facepiece having a cup shaped portion for sealingly engaging a face of a wearer and covering the mouth and nose of the wearer and a cover having a cup shape that is complementary to the cup shaped portion of the facepiece. The cover is capable to detachably mate with the facepiece to define with the facepiece a void area that is cup-shaped and suitable to receive a filter having a complementary shape. The filter includes an apex portion, a side portion depending from the apex portion and a continuous flange portion surrounding said side portion and projecting laterally therefrom.
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