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:
Jan. 04, 2022
Filed:
Jul. 18, 2019
Tohoku University, Sendai, JP;
Masao Sakai, Sendai, JP;
Eisuke Koizumi, Sendai, JP;
Junya Iwazaki, Sendai, JP;
Masashi Hisai, Sendai, JP;
TOHOKU UNIVERSITY, Sendai, JP;
Abstract
An information processing systemincludes a client nodeand an issuing nodefor issuing a coupon having terms of use Q. The client nodeincludes a use request unitthat requests to use the coupon by presenting user data D held by a user of the client node. The issuing nodeincludes: a use request verification unitfor verifying whether the information included in the user data D satisfies the terms of use Qupon the use request from the use request unit; and a use authorization unitthat authorizes the client nodeto use the coupon when the information satisfies the terms of use Q