Cosmetic applicator brush and method of manufacture
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United States of America Patent
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Jun 7, 2016
Grant Date -
Dec 30, 2010
app pub date -
Apr 7, 2008
filing date -
Apr 12, 2007
priority date (Note) -
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Abstract
A cosmetic applicator brush having a twisted wire core and an array of thermoplastic bristles with free tips extending radially outwardly from the core, wherein at least some of the bristles have shapes and/or surface textures modified at one or more localities between their free tips and the core by selective irradiation of the aforesaid locality or localities with laser energy. A method of making the brush includes the steps of assembling the core and bristles to form a brush, trimming the bristles to achieve a desired brush profile, and selectively irradiating at least some of the bristles with a laser beam at localities between the bristle tips and the core.
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