Earplug
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 28, 1999
Grant Date -
N/A
app pub date -
Oct 8, 1998
filing date -
Oct 8, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An earplug composed of a resilient polymeric material including a first hollow member having a closed end and an open end and with the closed end having a rounded cone shaped configuration. At least one flange member extending from the first hollow member and having a similiar cone shaped rounded configuration as the closed end of the hollow member but larger in diameter and located rearward of the closed end. A plug member for insertion into the open end of the first member and with the plug closing off and sealing the open end of the first member to form an air pocket immediately adjacent the closed end and the flange member. The plug member serving in combination with the rearward end of the first member as a handle for insertion of the earplug in an ear canal.
First Claim
Family
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Cited Art Landscape
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