Patent ID: 9604148
Date: 2017-03-28
CPC Classifications: A63F

Claim:
1. A method of providing a game service, the method comprising: receiving, by a processor of a game management server, information of a first user associated with a terminal device; verifying, by the processor, that the first user is registered to a first game service; receiving, by the processor, information of a second user from a database, the second user having a relationship with the registered first user; comparing, by the processor, the information of the second user to information of users of the first game service stored in a user database of the first game service; determining, by the processor, whether the second user is unregistered to the first game service based on the compared information of the second user; calculating, by the processor, invitation points when the processor determines that the second user is unregistered to the first game service; calculating, by the processor, bonus invitation points having a time limit when the processor determines that the second user is unregistered to the first game service; allocating, by the processor, the invitation points and the bonus invitation points with the unregistered second user; generating, by the processor, information comprising an identification of the unregistered second user, the invitation points associated with inviting the unregistered second user, the bonus invitation points associated with inviting the unregistered second user, and the time limit associated with the bonus invitation points, for display on the terminal associated with the registered first user; receiving, by the processor, a selection of the unregistered second user as an invitee by the terminal; receiving, by the processor, registration information of the invitee to the first game service; assigning, by the processor, the invitation points to the registered first user of the terminal when the processor receives the registration information of the invitee to the first game service; and assigning, by the processor, the bonus invitation points to the registered first user of the terminal when the processor receives the registration information of the invitee to the first game service and when the processor receives the selection of the unregistered second user as the invitee by the terminal within the time limit associated with the bonus invitation points.