U.S. Patent 11176273 was awarded to INTERNATIONAL BUSINESS MACHINES CORPORATION on November 16, 2021 and is entitled “Privacy-preserving anomalous behavior detection.” The first named inventor is Nitin Singh of Bangalore, . The abstract contains an overview of the patent disclosure:

An example operation may include one or more of storing a tree structure via a blockchain storage, the tree structure comprising anonymous behavior data of a plurality of blockchain participants stored in a plurality of nodes in a hierarchical structure, receiving a request to add new anonymous behavior data to the tree structure, the request comprising a zero-knowledge proof generated by a blockchain participant, identifying an active leaf on the tree structure which stores previously recorded anonymous behavior data of the blockchain participant associated with the request based on the zero-knowledge proof, generating a new active leaf for the blockchain participant based on the new anonymous behavior data and the previously recorded anonymous behavior, and storing the new active leaf as a leaf node on the tree structure in the blockchain storage. Link to Full Patent

This blockchain patent was originally filed on May 06, 2019  as U.S. Patent Application 16/404377 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11176273. The primary examiner was John B King.

INTERNATIONAL BUSINESS MACHINES CORPORATION, who is the original assignee of this patent, has at least 150818 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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