U.S. Patent 10839107 was awarded to Advanced New Technologies Co., Ltd. on November 17, 2020 and is entitled “Managing a smart contract on a blockchain.” The first named inventor is Ying Yan of Hangzhou, . The abstract contains an overview of the patent disclosure:

A computer-implemented method includes: in response to a first client device invoking a transaction with respect to a target smart contract, obtaining, by a blockchain node device in a blockchain, encrypted contract codes of the target smart contract; transmitting the encrypted contract codes of the target smart contract to a trusted execution environment; in response to determining that the target smart contract is not a managed smart contract, extracting a decryption key stored in the trusted execution environment, in which the decryption key corresponds to the encrypted contract codes of the target smart contract; decrypting the encrypted contract codes of the target smart contract; executing the decrypted contract codes of the target smart contract in the trusted execution environment; encrypting the execution result; and transmitting the encrypted execution result to the distributed ledgers of the blockchain for storage. Link to Full Patent

This blockchain patent was originally filed on January 30, 2020  as U.S. Patent Application 16/777110 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10839107. The primary examiner was Brandon S Hoffman.

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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