EMBOSSED SAMPLE SWAB
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United States of America Patent
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Issued Date -
May 30, 2013
app pub date -
Nov 30, 2011
filing date -
Nov 30, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Embodiments of the present invention are directed to swabs and methods of formation and use of swabs for collecting trace samples from an object of interest for testing for the presence of substances. The swabs have working areas and border portions and one or more features providing an indication of the working areas.
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