Method of authenticating a consumable

A method of authenticating a consumable used in an imaging device includes the steps of providing the consumable with a memory; monitoring usage of the consumable; determining whether the consumable has reached a usage threshold; and, if the consumable has reached the usage threshold, then performin...

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Bibliographic Details
Main Authors Adkins, Christopher A, Campbell, Michael C, Croley, Donald F, Strunk, Timothy L
Format Patent
LanguageEnglish
Published 10.07.2007
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Summary:A method of authenticating a consumable used in an imaging device includes the steps of providing the consumable with a memory; monitoring usage of the consumable; determining whether the consumable has reached a usage threshold; and, if the consumable has reached the usage threshold, then performing the further steps of: renewing the consumable; generating an authentication code signifying the renewing of the consumable; and storing the authentication code in the memory.