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April 29, 2026
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Amex Files Patent for Blockchain System to Match Images of Receipts With Stored Records

Cointelegraph.com News
Amex files patent for blockchain system to match images of receipts with stored records

Amex Files Patent for Blockchain System to Match Images of Receipts With Stored Records
Amex files patent for blockchain system to match images of receipts with stored records

American Express’ travel arm files new patent for a blockchain-based system to receive, record and transmit images of receipts

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Amex Files Patent for Blockchain System to Match Images of Receipts With Stored Records

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