U.S. Patent 11057221 was awarded to Alipay (Hangzhou) Information Technology Co., Ltd. on July 06, 2021 and is entitled “Blockchain-based consensus process.” The first named inventor is Yujun Peng of Hangzhou, . The abstract contains an overview of the patent disclosure:

Disclosed herein are methods, systems, and apparatus for blockchain-based consensus process having enhanced security. One of the methods includes executing a first smart contract on a first blockchain. Executing the consensus smart contract includes executing code for implementing a consensus process for determining consensus among two or more consensus nodes according to a set of one or more consensus rules. A private key of the consensus smart contract corresponding to the public key is stored in a key management system associated with the second blockchain. The consensus smart contract uses the private key to digitally sign a message requesting a vote, and sends the digitally signed message to the two or more consensus nodes. The public key of the consensus smart contract enables the consensus nodes to validate the message sent from the consensus smart contract. A result of execution of the consensus smart contract are recorded in the first or second blockchain. Link to Full Patent

This blockchain patent was originally filed on December 30, 2020  as U.S. Patent Application 17/138739 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11057221. The primary examiner was Christopher A Revak.

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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