Patent ID: 7428067

Claim:
An image forming device comprising: a first reading unit for reading attribute information of an electronically tagged printed matter wherein an image corresponding to image data is printed on an electronically tagged printing paper equipped with an electronic tag for storing electronic data in a certain part of the printing paper and said electronic tag stores said image data corresponding to said image printed on said electronically tagged printing paper, from said electronic tag; a judging unit for judging whether copy-prohibiting information exists in the attribute information read by said first reading unit or not; a second reading unit for reading said image data from said electronic tag when said judging unit judges that no said copy-prohibiting information exists; and a printing unit for printing an image corresponding to said image data read by said second reading unit; wherein said second reading unit does not read the image data from said electronic tag when said judging unit judges that said copy-prohibiting information exists; and said printing unit cancels a printing process when said judging unit judges that said copy-prohibiting information exists.