Apparatus and method for making a forming structure
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United States of America Patent
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May 11, 2010
Issued Date -
N/A
app pub date -
Aug 16, 2007
filing date -
Dec 20, 2002
priority date (Note) -
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Abstract
A method for making a forming structure having columnar protrusions extending therefrom comprising the steps of exposing a liquid photosensitive resin to light having an activating wavelength thereby inducing partial curing of the photosensitive resin to form a monolithic slab of partially-cured photosensitive resin; and, including the step of inducing partial curing of a plurality of protrusions on the monolithic slab such that they are joined to and integral with the monolithic slab. The method can further comprise the step of laser etching a plurality of apertures through the forming structure.
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