DEVICE COMPRISING A COLOURED AND BIODEGRADABLE POLYMER LAYER FOR ANALYZING THE AGE AND/OR QUALITY OF A NATURAL PRODUCT (INTEGRATED FRESHNESS INDICATOR)
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United States of America Patent
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Issued Date -
Jan 27, 2011
app pub date -
Dec 13, 2007
filing date -
Mar 1, 2007
priority date (Note) -
Abandoned
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Abstract
The present invention relates to the field of analyzing the age and/or quality of certain natural products, for example foods. The invention also relates to devices for analyzing said age and/or quality as well as to methods for preparing such devices, to methods for analyzing natural products and to their use.
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