U.S. Patent 10367796 was awarded to Cygnetise Limited on July 30, 2019 and is entitled “Methods and apparatus for recording a change of authorization state of one or more authorization agents.” The first named inventor is Stephen John Pomfret of London, . The abstract contains an overview of the patent disclosure:

Roughly described, a method of recording a change of authorization state of one or more authorization agents, the method comprising: establishing a copy of a blockchain ledger at each of a plurality of blockchain nodes, wherein each of the blockchain nodes is associated with a different controlling entity; providing a public key/private key pair for a first of the blockchain nodes; receiving, from the communication device, a first message comprising: first data indicative of a change of authorization state of a first authorization agent associated with the first controlling entity, the first data being encrypted; and a digital signature based on the blockchain ledger and the private key; authenticating the message using the public key; adding a block to the blockchain ledger based on the first message, thereby to generate a new blockchain ledger that records the change of authorization state of the first authorization agent. Link to Full Patent

This blockchain patent was originally filed on January 05, 2017  as U.S. Patent Application 15/399640 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10367796. The primary examiner was Khalil Naghdali.

Cygnetise Limited, 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 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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