U.S. Patent 11095629 was awarded to Advanced New Technologies Co., Ltd. on August 17, 2021 and is entitled “Retrieving access data for blockchain networks using highly available trusted execution environments.” The first named inventor is Yirong Yu 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 retrieving data from external data sources for processing within a blockchain network. One of the methods includes receiving a request for data that includes encrypted data, the encrypted data including access data that is encrypted using a service public key of a key management node; selecting a relay system node from a plurality of relay system nodes that share a service private key of the key management node; transmitting the request to the relay system node; receiving a response provided from the relay system node, the response including result data and a digital signature, wherein the digital signature is generated based on the result data and the service private key of the key management node; and transmitting the response to a client. Link to Full Patent

This blockchain patent was originally filed on July 31, 2020  as U.S. Patent Application 16/944931 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11095629. The primary examiner was Linglan E Edwards.

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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