Brush
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 28, 1981
Grant Date -
N/A
app pub date -
Mar 7, 1979
filing date -
Mar 7, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A toothbrush comprises a handle and bristles mounted near one end of the handle. Each bristle has a core and a sheath of an elastomer, the elastomer being softer than the core material. The handle or at least the portion of the handle carrying the bristles, has a covering of an elastomer.
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