Patent ID: 8274681

Claim:
A printing system, comprising: a printing request section; a printing section; and an administrating section, wherein the printing request section, the printing section and the administrating section are connected with each other so as to be able to communicate, wherein the printing request section is configured to transmit a printing permission request to the administrating section, wherein the printing permission request includes a number of sheets of a first print job and does not include print data of the first print job, and wherein the printing request section is configured to transmit a printing request to the printing section when the administrating section indicates a printing permission for the printing permission request, and wherein the administrating section comprises: a first administrating section configured to calculate a number of printable remaining sheets until the number of sheets printed by the printing section reaches a predetermined upper limit of a number of printable sheets, a second administrating section configured to receive a number of reserved sheets of a second print job, the second print job provided with a printing permission and being under a waiting condition for being printed and outputted in the printing section, and a judging section configured to compare the number of reserved sheets and the number of sheets of the first print job included in the printing permission request with the number of printable remaining sheets calculated by the first administrating section, wherein the judging section is configured to determine whether the first print job requested by the printing permission request is to be permitted, and wherein the judging section is configured to transmit the determination as a response to the printing permission request.