U.S. Patent 11113421 was awarded to Advanced New Technologies Co., Ltd. on September 07, 2021 and is entitled “Secure communications in a blockchain network.” The first named inventor is Honglin Qiu of Hangzhou, . The abstract contains an overview of the patent disclosure:

A first certificate authority (CA) trust list comprising a plurality of CA identifiers is obtained by a first node of a blockchain network. A communication request comprising a public key certificate of the second node is received by the first node from a second node of the blockchain network. A first CA identifier is determined from the received public key certificate. A determination is made as to whether the first CA identifier matches one of the plurality of CA identifiers of the first CA trust list. In response to determining that the first CA identifier matches one of the plurality of CA identifiers of the first CA trust list, the communication request is approved by the first node. In response to determining that the first CA identifier does not match one of the plurality of CA identifiers of the first CA trust list, the communication request is denied. Link to Full Patent

This blockchain patent was originally filed on December 23, 2020  as U.S. Patent Application 17/132039 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11113421. The primary examiner was Dao Q Ho.

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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