U.S. Patent 10594498 was awarded to COINPLUG, INC. on March 17, 2020 and is entitled “Method and service-providing server for secure transmission of user-authenticating information.” The first named inventor is Joo Han Song of Gyeonggi-do, . The abstract contains an overview of the patent disclosure:

A method for secure transmission of user-authenticating information is provided. The method includes steps of: a service-providing server (a) determining whether a public key of the user is registered in a blockchain network, and instructing a user-authenticating information generator to generate user-authenticating information for reference, instructing an encrypting engine to encrypt the generated user-authenticating information for reference by using the public key of the user retrieved from the blockchain network, and instructing a message-sending part to transmit the encrypted user-authenticating information for reference to a mobile device of the user; and (b) in case that user-authenticating information for comparison is acquired from the user device and if the user-authenticating information for comparison is determined as identical to the user-authenticating information for reference, providing the user device with the service desired by the user. Link to Full Patent

This blockchain patent was originally filed on May 22, 2019  as U.S. Patent Application 16/419009 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10594498. The primary examiner was Meng Li.

COINPLUG, INC., who is the original assignee of this patent, has at least 34 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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