U.S. Patent 10805088 was awarded to Alibaba Group Holding Limited on October 13, 2020 and is entitled “Cross-blockchain authentication method, apparatus, and electronic device.” The first named inventor is Honglin Qiu of Hangzhou, . The abstract contains an overview of the patent disclosure:

Implementations of the present specification provide for cross-blockchain authentication. A public key of a database engine comprising a trusted node of a second blockchain is determined by a subscribing client included in a system for cross-chain interaction. The public key is used as an authentication data source. The system comprises the subscribing client (corresponding to a first blockchain), a publishing client (corresponding to the second blockchain), and a cross-chain interaction end separately connected to the subscribing client and publishing client. Data that is to be authenticated in the second blockchain is determined using the cross-chain interaction end. The data is published by the publishing client. The data to be authenticated is signed by the database engine using a private key of the database engine. The data authentication performed on the data uses the authentication data source and a signature of the data to be authenticated. Link to Full Patent

This blockchain patent was originally filed on April 03, 2019  as U.S. Patent Application 16/374195 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10805088. The primary examiner was John B King.

Alibaba Group Holding Limited, who is the original assignee of this patent, has at least 1834 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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