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United States of America Patent
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Issued Date -
Sep 9, 2010
app pub date -
Dec 11, 2009
filing date -
Dec 15, 2008
priority date (Note) -
Abandoned
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Abstract
A toothbrush head with plural tufts of bristles comprising tapered bristles and plural non-tapered bristles. Tufts containing tapered bristles are arranged along the widthways opposite outermost sides of the tuft pattern and are of a greater length than inner tufts which contain non tapering bristles.
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