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:
Aug. 12, 2014

Filed:

Aug. 15, 2011
Applicant:

Takeshi Yamaguchi, Osaka, JP;

Inventor:

Takeshi Yamaguchi, Osaka, JP;

Assignee:

Sharp Kabushiki Kaisha, Osaka-Shi, Osaka, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01); G06K 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In an image processing apparatus, an HDD stores registration data, an operation unit receives an instruction requesting erasure of the registration data, and a control unit erases the registration data and restricts operations of the image processing apparatus in response to the instruction. Further, the HDD stores unique information unique to the image processing apparatus and changeable information that is changed in response to the erasure of registration data. If it is determined that a cancellation key generated by a management server and received by the operation unit is a cancellation key corresponding to the unique information and the changeable information, the control unit cancels the operation restriction of the image processing apparatus.


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