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:
Sep. 27, 2011
Filed:
Jan. 04, 2008
Il-su Lee, Hwaseong-si, KR;
Yong-geun Kim, Suwon-si, KR;
Hae-seog JO, Yongin-si, KR;
Chang-bok Lee, Hwaseong-si, KR;
Young-kak Lim, Gunpo-si, KR;
Il-su Lee, Hwaseong-si, KR;
Yong-geun Kim, Suwon-si, KR;
Hae-seog Jo, Yongin-si, KR;
Chang-bok Lee, Hwaseong-si, KR;
Young-kak Lim, Gunpo-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A method and apparatus to store information on an amount of toner used. The method includes determining whether a customer replaceable unit monitor (CRUM) memory to store information on an amount of used toner is included in a cartridge of an image forming device; storing the information on the amount of used toner in a non-volatile memory of the image forming device when the CRUM memory is not included in the cartridge of the image forming device; and storing the information on the amount of used toner in the CRUM memory when the CRUM memory is included in the cartridge.