发明名称 METHOD AND APPARATUS FOR PREVENTING PREMATURE OR UNNECESSARY REPLACEMENT OF A CONSUMABLE USED IN AN IMAGE PRODUCTION DEVICE
摘要 A method and apparatus for preventing premature or unnecessary replacement of a consumable used in an image production device is disclosed. The method may include sensing the removal of the consumable from the image production device, determining if the removed consumable's life span is greater than a predetermined threshold, the predetermined threshold relating to the consumable's expected life span, wherein if it is determined that the removed consumable's life span is not greater than the predetermined threshold, sending a notification to a user at a user interface for the user to enter an identification code, receiving an identification code at the user interface, determining if the correct identification code has been entered, wherein if it is determined that the correct identification code has been entered, permitting operation of the image production device, otherwise, preventing operation of the image production device.
申请公布号 US2012250064(A1) 申请公布日期 2012.10.04
申请号 US201113076595 申请日期 2011.03.31
申请人 WOOD JAMES;XEROX CORPORATION 发明人 WOOD JAMES
分类号 G06K15/02;G03G15/00 主分类号 G06K15/02
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