Method and apparatus for drug product tracking using encoded optical identification elements
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United States of America Patent
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Nov 17, 2009
Grant Date -
Feb 9, 2006
app pub date -
Jul 21, 2005
filing date -
Aug 20, 2002
priority date (Note) -
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Abstract
A method and apparatus for drug product tracking (or other pharmaceutical, health care or cosmetics products, and/or the packages or containers they are supplied with) using diffraction grating-based encoded optical identification elements includes an optical substrate having at least one diffraction grating disposed therein. The encoded element may be used to label any desired item, such as drugs or medicines, or other pharmaceutical or health care products or cosmetics. The label may be used for many different purposes, such as for sorting, tracking, identification, verification, authentication, anti-theft/anti-counterfeit, security/anti-terrorism, or for other purposes.
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