U.S. Patent 11205223 was awarded to Alipay (Hangzhou) Information Technology Co., Ltd. on December 21, 2021 and is entitled “Blockchain-based service processing methods and apparatuses.” The first named inventor is Xiao Z. Wu of Hangzhou, . The abstract contains an overview of the patent disclosure:

Disclosed herein are systems, methods, and media for processing and updating risk assessment information of a user. One of the methods here comprise: obtaining risk assessment information and digital identity of the user; creating a first verifiable claim based on the digital identity and the risk assessment information by using a first blockchain, revoking a second verifiable claim of original risk assessment information corresponding to the digital identity by using the first blockchain; uploading the first verifiable claim to a second blockchain; obtaining a storage credential of the first verifiable claim in the second blockchain, wherein the second blockchain is connected to a service processing platform; generating a risk assessment card corresponding to the user based on the storage credential and the first verifiable claim; and allowing the service processing platform to obtain the risk assessment information of the user from the second blockchain by using the risk assessment card. Link to Full Patent

This blockchain patent was originally filed on June 29, 2021  as U.S. Patent Application 17/362880 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11205223. The primary examiner was Jamara A Franklin.

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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