Patent ID: 11934715
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. An image forming apparatus comprising:
a consumable for use in the image forming apparatus, the consumable including a consumable memory storing therein type information, the type information indicating whether the consumable is a special consumable that can be used in the image forming apparatus when the image forming apparatus is under a concluded agreement or a normal consumable that can be used in the image forming apparatus irrespective of whether or not the image forming apparatus is under the concluded agreement;
a main casing to which the consumable is attached;
a communication interface; and
a controller configured to perform:
determining whether the consumable attached to the main casing is the special consumable on the basis of the type information stored in the consumable memory of the attached consumable; and
when determining that the attached consumable is the special consumable and when printing is performed on the basis of a print instruction after the image forming apparatus is registered to be subjected to a newly concluded agreement, transmitting print information via the communication interface to an external device configured to communicate with the image forming apparatus to cause a concluded agreement for another image forming apparatus to be cancelled, the print information indicating that the printing is performed on the basis of the print instruction.