U.S. Patent 11182788 was awarded to Alipay (Hangzhou) Information Technology Co., Ltd. on November 23, 2021 and is entitled “Blockchain-based trustable guarantees.” The first named inventor is Hui Zhou of Hangzhou, . The abstract contains an overview of the patent disclosure:

Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing blockchain-based guarantee information. One of the methods includes receiving a cyphertext of a digital document specifying a guarantee from a first computing device associated with a first guarantor and one or more zero-knowledge proofs (ZKPs) related to one or more values associated with the guarantee; verifying that the one or more ZKPs are correct; upon verifying that the one or more ZKPs are correct, storing the cyphertext to a blockchain based on performing a consensus algorithm; receiving a first message from a second computing device associated with a beneficiary or a representative of the beneficiary, the first message including an acceptance of the guarantee by the beneficiary; and updating a status of the guarantee to indicate that the guarantee has been accepted by the beneficiary. Link to Full Patent

This blockchain patent was originally filed on December 30, 2020  as U.S. Patent Application 17/138744 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11182788. The primary examiner was Dante Ravetti.

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.

Select IP monitors top patents and patents which have been allowed and granted worldwide. We are experts in patent law with experience blockchain technology and IP law and intellectual property law as it pertains to blockchain technology and cryptocurrency patents. If you are interested in connecting with an IP law attorney or patent law attorney, please contact us via the contact form.

Patentability Searches – Determine the patentability of your inventions.
Freedom to Operate Searches & Opinions – Identify patents may give you potential infringement issues (including in the recording, communication or information retrieval equipment field).
Non-Infringement Opinions – Determine if your product infringes a competitor’s patent.
Patent Invalidity Searches & Opinions – Find prior art to invalidate a competitor’s patent.
U.S. Provisional Patent Applications – Receive cost-effective “patent pending” status for your invention.
U.S. Non-Provisional Patent Applications (Utility) – Apply for patent protection on the structural and functional aspects of your invention.
U.S. Design Patent Applications – Apply for patent protection on the ornamental appearance of your invention.