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.

Date of Patent:
Apr. 24, 2007

Filed:

Jan. 15, 2002
Applicants:

Brian Keith Owens, Lexington, KY (US);

Tung-fu Hsieh, Hsinchu, TW;

Inventors:

Brian Keith Owens, Lexington, KY (US);

Tung-Fu Hsieh, Hsinchu, TW;

Assignee:

Lexmark International, inc., Lexington, KY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A memory module, a printer assembly, and a method for storing a computer code for a printer-controller application specific integrated circuit (ASIC) having a non-ROM memory control. The memory module has ROM memory cells and a non-ROM to ROM interface operatively connected to the ROM memory cells. The printer assembly has the above-described ASIC, the above-described memory module, and a transmission cable operatively connected to the non-ROM memory control of the ASIC and the non-ROM to ROM interface of the memory module. The method stores non-final versions of the computer code in a memory module having non-ROM memory cells, which allows the code to be changed during development, and stores the final version of the computer code in the above-described memory module having the ROM memory cells.


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