U.S. Patent 11201742 was awarded to Alipay (Hangzhou) Information Technology Co., Ltd. on December 14, 2021 and is entitled “Blockchain-based trustable guarantees.” The first named inventor is Xuming Lu of Hangzhou, . The abstract contains an overview of the patent disclosure:

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. Link to Full Patent

This blockchain patent was originally filed on December 31, 2020  as U.S. Patent Application 17/139443 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11201742. The primary examiner was David J Pearson.

Alipay (Hangzhou) Information Technology Co., Ltd., who is the original assignee of this patent, has at least 38 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 0 times by other U.S. patents according to our law firm research, and can be considered an innovative patent in the field of cryptocurrency and blockchain.

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