U.S. Patent 10417188 was awarded to MASTERCARD INTERNATIONAL INCORPORATED on September 17, 2019 and is entitled “Method and system for transferring trust across block chain segments.” The first named inventor is David King of Menlo Park, CA. The abstract contains an overview of the patent disclosure:

A method for generating a segmented blockchain includes: storing a first blockchain, the blockchain being comprised of blocks including a recent block, the recent block including a corresponding block header and transaction values; generating a recent hash value via hashing the corresponding block header; writing a terminal block to the first blockchain, the terminal block including a terminal block header comprised of the recent hash value, an activated terminal flag, and a forward reference identifier; generating a terminal hash value via hashing the terminal block header; generating a second blockchain, the second blockchain being comprised of a starting block, the starting blocking including a starting block header comprised of the terminal hash value and an activated starting flag; and transmitting the terminal block and the second blockchain to one or more computing devices associated with the first blockchain. Link to Full Patent

This blockchain patent was originally filed on May 27, 2016  as U.S. Patent Application 15/166411 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10417188. The primary examiner was Amresh Singh.

MASTERCARD INTERNATIONAL INCORPORATED, who is the original assignee of this patent, has at least 1445 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 4 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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