SURFACE TREATMENT AND ITEMS HAVING TREATED SURFACE
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United States of America Patent
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Issued Date -
Feb 27, 2014
app pub date -
Aug 23, 2013
filing date -
Aug 24, 2012
priority date (Note) -
Abandoned
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Abstract
A method of applying a bittering agent to a substrate provided by an item which it is desired to impregnate in order to prevent, for example, chewing of the item, is disclosed. The method comprises the steps of: applying a first coating layer to the substrate, the first coating layer being of a substance that can be treated to acquire a hardened state; applying a bittering agent to the first layer; and treating the first coating layer thereby to generate the hardened state.
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