U.S. Patent 10903980 was awarded to DATA REPUBLIC PTY LTD on January 26, 2021 and is entitled “System and method to protect sensitive information via distributed trust.” The first named inventor is Ryan Matthew Peterson of Discovery Bay, CA. The abstract contains an overview of the patent disclosure:

Multiple, separately administrated computer systems storing slices of the cipher text of a Personally Identifiable Information (PII) data item that is represented by a token. The token is used as a substitute of the data item. The data item is encrypted using a public key. To recover the data item, a complete set of the slices is retrieved from the separate computer systems and decrypted using the private key corresponding to the public key. Instances and circumstances of the usages of the data item can be recorded under the token in a blockchain ledger in connection with the retrieval and/or decryption of the cipher text. A data item owner may use the data item and the public key to recreate the cipher text, retrieve the token stored with the cipher text in the separate computer systems, and then query the ledger for a usage history of the data item. Link to Full Patent

This blockchain patent was originally filed on October 08, 2018  as U.S. Patent Application 16/154610 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10903980. The primary examiner was Evans Desrosiers.

DATA REPUBLIC PTY LTD, who is the original assignee of this patent, has at least 2 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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