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:
Dec. 14, 2021
Filed:
Dec. 31, 2020
Alipay (Hangzhou) Information Technology Co., Ltd., Zhejiang, CN;
Xuming Lu, Hangzhou, CN;
Jiayi Shao, Hangzhou, CN;
Alipay (Hangzhou) Information Technology Co., Ltd., Zhejiang, CN;
Abstract
Disclosed herein are methods, systems, and apparatus for processing blockchain-based guarantee information. One method includes receiving a cross-chain request for relaying a cyphertext of a digital document to a second blockchain network, the digital document specifies a guarantee from the guarantor and one or more predetermined conditions of executing the guarantee, wherein the guarantee is made by the guarantor to a beneficiary; storing the cross-chain request and the cyphertext to a first blockchain associated with the first blockchain network based on performing a consensus algorithm; receiving a message from a second computing device for relaying information between the first blockchain network and the second blockchain network, the message includes a confirmation that the guarantee is accepted by the beneficiary and stored on a second blockchain associated with the second blockchain network; and updating a status of the guarantee to indicate that the guarantee has been voided on the first blockchain.