Patent ID: 8319999

Claim:
A method for outputting a locked print job by a printing device connected to a first terminal and a second terminal over a network, the method comprising: receiving, in the first terminal, a request to perform the locked print job from a first user, the request including information identifying a second user delegated to the locked print job; generating, by the first terminal, the locked print job in response to the request, the locked print job including one or more print job language (PJL) commands or comments identifying the locked print job as being delegated; transmitting, by the first terminal, the locked print job and the information identifying the second user to the printing device over the network; receiving, in the printing device, the locked print job and the information identifying the second user transmitted by the first terminal; determining whether the locked print job is delegated to the second user based on whether the locked print job includes one or a more predetermined printer job language (PJL) commands or comments; when the locked print job is determined to be delegated to the second user in the determining, storing, in the printing device, the locked print job, the information identifying the second user, and authentication information, the authentication information being configured to unlock the locked print job when entered into the printing device, and transmitting the authentication information to the second terminal associated with the second user; and outputting, by the printing device, the locked print job, when the authentication information is entered into the printing device.