Unobtrusive personal air filtration device
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United States of America Patent
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Jun 9, 2009
Grant Date -
Apr 17, 2008
app pub date -
Oct 13, 2006
filing date -
Oct 13, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A personal air-filtration device directing filtered air at the face without the use of a mask or a mouthpiece is described. The inventive device provides filtered air to the user without obstructing the user's mouth, thus allowing the user to talk and consume food and/or water while in operation.
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