Transparent data card
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Mar 11, 2004
app pub date -
Oct 2, 2003
filing date -
Jul 7, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A data card comprises a data storage medium embedded in a card body. The card body comprises a filter layer (5) having substantially the same dimensions in terms of length and width as the card body. The filter layer is substantially transparent to electromagnetic radiation in a wavelength range that comprises electromagnetic radiation perceptible by the human whereas the filter layer is substantially opaque to electromagnetic radiation in another wavelength range.
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