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:
Jun. 04, 2024
Filed:
Feb. 25, 2019
Data Alliance Co., Ltd., Seoul, KR;
Kwang Bum Lee, Bucheon-si, KR;
DATA ALLIANCE CO., LTD., Seoul, KR;
Abstract
In a system and a method for autonomously operating a public ledger-based credential, the method includes registering credential issuance authority information in a public ledger of a blockchain platform, and verifying a credential issued to a first computing device by referring to the credential issuance authority information registered in the public ledger. The credential issuance authority information includes an attribute value range assigned to a credential issuer and public key information of the credential issuer. A second computing device verifies the credential issued to the first computing device by referring to the credential issuance authority information registered in the public ledger.