The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 2020
Filed:
Jan. 26, 2016
Konami Digital Entertainment Co., Ltd., Tokyo, JP;
Toyofumi Kitano, Tokyo, JP;
Satoshi Ueda, Tokyo, JP;
KONAMI DIGITAL ENTERTAINMENT CO., LTD., Tokyo, JP;
Abstract
In a network system where a balance of virtual currency is recorded in data Dof balance information in association with a user ID unique for each user, the user ID being associated with personal information of the user; and addition or subtraction is performed with respect to the amount of virtual currency in response to a purchase requirement or a consumption requirement designating the user ID or a card ID linked with the user ID, in a case where use of virtual currency is required with designating the card ID, it is determined whether the user ID linked with the card ID exists (S), and when it is determined the user ID linked with the card ID does not exist, a user ID which is not associated is generated (S), and the provisional user ID and the card ID are linked with each other (S).