The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 26, 2016
Filed:
Mar. 31, 2011
James Wood, Ealing, GB;
James Wood, Ealing, GB;
Xerox Corporation, Norwalk, CT (US);
Abstract
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.