Systems and methods wherein a machine-readable item code is substantially invisible to a human
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United States of America Patent
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N/A
Issued Date -
Oct 31, 2002
app pub date -
Apr 30, 2001
filing date -
Apr 30, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Systems and methods are provided wherein a machine-readable item code is substantially invisible to a human. According to one embodiment, a number of machine-readable item codes are printed on an item's surface, at least one item code being (i) associated with the item and (ii) substantially invisible to a human. For example, the item may have item codes printed on different sides of the item. According to some other embodiments, an item code may be associated with a card-holder, updated by a user, and/or contain instructions, such as executable information.
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