Marking material cartridge with automatic high yield fu...

Marking material cartridge with automatic high yield function independent of host printing device

Marking material cartridge with automatic high yield function independent of host printing device
United States Patent 7,463,838
Chan
December 9, 2008
Inventors: Chan; Alan K. (Fairport, NY)
Assignee: Nu-Kote International, Inc. (Rochester, NY)
Appl. No.: 11/633,771
Filed: December 4, 2006

Abstract
A replaceable consumable for use in an associated printing device is provided wherein the consumable includes an electronic member having a memory element storing marking material quantity data corresponding to a quantity of marking material contained in the cartridge body and being responsive to data maintenance signals from the printing apparatus to modify the marking material quantity data in the memory element as a non-linear function of the data maintenance signal.