Face Mask and Method of Manufacturing the Same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Jan 9, 2007
filing date -
Jun 5, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A mask includes a filter layer and a support base supporting the filter layer. The filter layer has first and second complimentary portions that together form a rim, where the first portion is connected to the second portion at first and second seams. The first seam extends from the rim to a first pleat, while the second seam extends from the rim to a second pleat. The first pleat is connected to the second pleat by an unpleated central portion. The first pleat, second pleat and unpleated central portion are formed by the first and second portions of the filter layer.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully