US 12,169,654 B2
System and method for providing printing service
Hiroyuki Yamamoto, Kanagawa (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jun. 30, 2023, as Appl. No. 18/345,989.
Claims priority of application No. 2022-108461 (JP), filed on Jul. 5, 2022.
Prior Publication US 2024/0012591 A1, Jan. 11, 2024
Int. Cl. G06F 3/12 (2006.01)
CPC G06F 3/1236 (2013.01) [G06F 3/1204 (2013.01); G06F 3/1258 (2013.01); G06F 3/1288 (2013.01)] 7 Claims
OG exemplary drawing
 
7. A method executed by a plurality of management servers for providing a printing service, each of the plurality of management servers managing printer information relating to a printing apparatus connected thereto, and the plurality of management servers including a first management server and a second management server, the method comprising:
after the first management server obtains a change instruction to change a connection destination of a specific printing apparatus connected to the first management server to the second management server, setting, by the first management server, the printer information of the specific printing apparatus stored in the first management server to a locked state;
transmitting the printer information of the specific printing apparatus to the second management server after the printer information of the specific printing apparatus is set to the locked state;
while the printer information of the specific printing apparatus stored in the first management server is in the locked state, allowing, by the first management server, processing to reference the printer information of the specific printing apparatus stored in the first management server and denying, the first management server, processing to update the printer information of the specific printing apparatus stored in the first management server;
after the second management server stores the printer information of the specific printing apparatus received from the first management server, notifying, by the second management server, each of the first management server and an application server cooperating with the second management server that the printer information of the specific printing apparatus has been stored; and
after the first management server obtains the change instruction, instructing, by the first management server, the specific printing apparatus to connect to the second management server.