U.S. Patent 10733176 was awarded to INTERNATIONAL BUSINESS MACHINES CORPORATION on August 04, 2020 and is entitled “Detecting phantom items in distributed replicated database.” The first named inventor is Manish Sethi of Cary, NC. The abstract contains an overview of the patent disclosure:

The example embodiments are directed to a system and method for detecting phantom data items in a blockchain transaction. In an example, the method includes one or more of generating a transaction data set during a read phase of a blockchain transaction, the transaction data set including an identification of each query of the transaction executed during the read phase and results of each query, generating a validation data set by re-executing each query during a validation phase of the blockchain transaction, the validation data set including query results of each respective re-executed query, determining whether the blockchain transaction observes one or more phantom data items based on the query results of the transaction data set and the validation data set, and, in response to determining the transaction observes the one or more phantom data items, preventing the transaction data set from being written to the blockchain. Link to Full Patent

This blockchain patent was originally filed on December 04, 2017  as U.S. Patent Application 15/830620 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10733176. The primary examiner was Hung Q Pham.

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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