U.S. Patent 10554413 was awarded to Alibaba Group Holding Limited on February 04, 2020 and is entitled “Cross-blockchain authentication method and apparatus, and electronic device.” The first named inventor is Honglin Qiu of Hangzhou, . The abstract contains an overview of the patent disclosure:

One or more implementations of the present specification provide cross-blockchain authentication. A subscribing client corresponding to a first blockchain and using a cross-chain client of a cross-blockchain interaction system, retrieves data from a second blockchain, where the data is published by a publishing client for use as an authentication data source, where the cross-blockchain interaction system comprises the subscribing client, the publishing client, and the cross-chain client, where the publishing client corresponds to the second blockchain, where the cross-chain client is separately interconnected with the subscribing client, and where the publishing client and the first blockchain are used as a sidechain that is anchored to the second blockchain, which is used as a main chain. Data to be authenticated is received from the second blockchain. The data to be authenticated is authenticated based on the authentication data source and a data authentication rule configured on the first blockchain. Link to Full Patent

This blockchain patent was originally filed on April 03, 2019  as U.S. Patent Application 16/374346 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10554413. The primary examiner was Oleg Korsak.

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 1 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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