U.S. Patent 11070379 was awarded to Advanced New Technologies Co., Ltd. on July 20, 2021 and is entitled “Signature verification for a blockchain ledger.” The first named inventor is Yuan Zhang of Shanghai, . The abstract contains an overview of the patent disclosure:

Implementations of this specification provide signature verification methods and apparatuses for a blockchain ledger. An example method includes receiving by a server, a signature verification instruction that comprises a verification object parameter and a hash value. The verification object parameter includes a third-party parameter, a platform parameter, or a time service certificate parameter, the verification object parameter indicates a type of a to-be-verified object, and the server is configured to store data by using the blockchain ledger. The server obtains the to-be-verified object based on the verification object parameter and the hash value. The type of the to-be-verified object includes a third-party digital signature, a server digital signature, or a time service certificate. The server sends the to-be-verified object to a client for verification by the client. Link to Full Patent

This blockchain patent was originally filed on January 30, 2020  as U.S. Patent Application 16/777735 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11070379. The primary examiner was Sharon S Lynch.

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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