Validation of consumables
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jul 6, 2006
app pub date -
Dec 23, 2003
filing date -
Dec 24, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A printing apparatus using a consumable associated with an identifier the apparatus comprising, printing means for printing an image onto an image receiving substrate reading means for reading the identifier: storage means for holding a list of any previously used identifiers associated with empty consumables, and a processor arranged to compare the identifier read by the reading means with the list of any previously used identifiers and to generate an invalid indication if there is a match.
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Cited Art Landscape
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