U.S. Patent 10277398 was awarded to Capital One Services, LLC on April 30, 2019 and is entitled “Blockchain systems and methods for user authentication.” The first named inventor is Ryan Fox of Lebanon, OH. The abstract contains an overview of the patent disclosure:

Computer-implemented methods and systems are provided for blockchain-mediated user authentication. Consistent with disclosed embodiments, authentication may comprise operations including receiving, from a user system, an authentication request for a user. The operations may also include determining a root system for the user using a blockchain, and redirecting the user system to the root system. The operations may include receiving, following redirection, a verification message indicating that the root system successfully authenticated the user, and including an authorization code for receiving, from the root system, a root system secret. The operations may include receiving from a database, identification data using the root system secret. Determining the root system may comprise identifying, using the authentication request and index information stored in the blockchain, a block of the blockchain storing root system information for the user. Receiving the identification data may comprise retrieving identification data from the database. Link to Full Patent

This blockchain patent was originally filed on December 12, 2017  as U.S. Patent Application 15/839530 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10277398. The primary examiner was Kevin Bechtel.

Capital One Services, LLC, who is the original assignee of this patent, has at least 2278 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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