Electronic-ink based RFID tag for attachment to a consumer item and displaying graphical indicia indicating whether or not said consumer items has been read and its integrated RFID module has been activated or deactivated
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United States of America Patent
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Sep 7, 2010
Grant Date -
Dec 11, 2008
app pub date -
Mar 5, 2008
filing date -
Sep 3, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An electronic-ink based RFID tag for attachment to a consumer item and displaying graphical indicia indicating whether or not the item has been read and its integrated RFID module has been activated or deactivated. In response to privacy concerns of consumers, the present invention provides new way of and means for allowing a consumer to readily determine the state of an RFID tag on a consumer item (i.e. activated or deactivated) through the use of a visual indicator integrated with the electronic-ink based RFID tag. The RFID tag has an addressable display label employing a layer of electronic ink, for displaying a first visual indicator when its RFID module has been activated to indicate that the unique identifier associated consumer item has not yet be read, and a second visual indicator when the RFID module has been deactivated to indicate that the unique identifier associated the consumer item has been read.
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