U.S. Patent 10931462 was awarded to Advanced New Technologies Co., Ltd. on February 23, 2021 and is entitled “Domain name management scheme for cross-chain interactions in blockchain systems.” The first named inventor is Honglin Qiu of Hangzhou, . The abstract contains an overview of the patent disclosure:

Implementations of the present disclosure include obtaining, from a trusted certificate authority (CA) by an owner of a unified blockchain domain name (UBCDN) of a blockchain instance (a UBCDN owner) in a unified blockchain network, a domain certificate of the UBCDN of the blockchain instance; signing the UBCDN of the blockchain instance; and publishing a UBCDN message of the blockchain instance. The UBCDN of the blockchain instance includes a blockchain domain name and a chain identifier of the blockchain instance. The domain certificate of the UBCDN includes the blockchain domain name, a public key of the UBCDN owner, and a digital signature of the CA on the blockchain domain name and the public key of the UBCDN owner. The UBCDN message includes the UBCDN, a digital signature of the UBCDN owner resulting from the signing the UBCDN, and the domain certificate of the UBCDN. Link to Full Patent

This blockchain patent was originally filed on February 14, 2020  as U.S. Patent Application 16/791771 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10931462. The primary examiner was Jeffrey L Williams.

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 2 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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