Toothbrush having a bristle pattern which provides enhanced cleaning
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United States of America Patent
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Jun 18, 2002
Grant Date -
N/A
app pub date -
Jul 2, 2001
filing date -
Jul 2, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
According to the practice of the present invention, a toothbrush with two distinct, flexible bristle groups, a more densely packed first bristle group adjacent the toe of the toothbrush and a less densely packed second bristle group further from the brush toe, each group containing at least one radius of curvature and the second grouping containing two subsets of bristle tufts, the first subset of bristle tufts angled toward the toe of the toothbrush and the other away therefrom, which combination of features provides enhanced conformity to the curvature of the teeth and enhanced cleaning thereof.
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