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Tag and seal employing a micromachine artifact

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United States Patent

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10,776,678
September 15, 2020
View the Complete Patent at the US Patent & Trademark Office
A method and apparatus to authenticate a tamper resistant seal that includes a population of particles embedded in an adhesive, the population including at least one micromachine artifact of a predetermined physical shape.
15/ 594,867
May 15, 2017
1/1
G06K 19/06 (20060101)B32B 7/00 (20190101)
STATEMENT OF GOVERNMENTAL INTEREST This invention was developed under contract DE-AC04-94AL85000 between Sandia Corporation and the U.S. Department of Energy and Contract No. DE-NA0003525 between the United State Department of Energy and National Technology & Engineering Solutions of Sandia, LLC, both for the operation of the Sandia National Laboratories. The U.S. Government has certain rights in this invention.