U.S. Patent 11196572 was awarded to Advanced New Technologies Co., Ltd. on December 07, 2021 and is entitled “Blockchain-based content verification.” The first named inventor is Wei Ding of Hangzhou, . The abstract contains an overview of the patent disclosure:

This disclosure relates to blockchain-based content verification. In one aspect, a method includes receiving, from a client device of a signer, a target transaction request for triggering presentation of a target electronic document. A smart contract for content verification of the target electronic document is invoked in response to receiving the target transaction request. A content verification program declared in the smart contract is executed. The executing includes reading content of the target electronic document from a blockchain and performing content verification on the target electronic document based on the content of the target electronic document read from the blockchain. A content verification result and the content of the target electronic document is returned to the client device for presentation to the signer. Link to Full Patent

This blockchain patent was originally filed on April 20, 2021  as U.S. Patent Application 17/235490 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11196572. The primary examiner was Baotran N To.

Advanced New Technologies Co., Ltd., who is the original assignee of this patent, has at least 1031 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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