Injection molding process including digital watermarking and articles manufactured from injection molding process
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United States of America Patent
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Jun 20, 2006
Grant Date -
May 6, 2004
app pub date -
Oct 31, 2002
filing date -
Oct 31, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to methods of marking objects produced through a molding process. The marking facilitates authentication of the objects. A cellular phone faceplate is steganographically marked in one implementation of the invention.
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Cited Art Landscape
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