U.S. Patent 11055709 was awarded to Advanced New Technologies Co., Ltd. on July 06, 2021 and is entitled “Recovering encrypted transaction information in blockchain confidential transactions.” The first named inventor is Shan Yin of Hangzhou, . The abstract contains an overview of the patent disclosure:

Implementations of the present disclosure include obtaining a secret key, by a client node, according to a threshold secret sharing scheme agreed to by a number of client nodes; generating one or more commitment values of a confidential transaction of the client node by applying a cryptographic commitment scheme to transaction data; generating encrypted transaction information of the confidential transaction by encrypting the transaction data using the secret key; and transmitting, to a consensus node of a blockchain network, a content of the confidential transaction for execution, wherein the content of the confidential transaction includes: the one or more commitment values; the encrypted transaction information; and one or more zero-knowledge proofs of the transaction data. Link to Full Patent

This blockchain patent was originally filed on April 22, 2019  as U.S. Patent Application 16/390926 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11055709. The assistant examiner was Yingying Zhou.

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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