USPTO Patent Grant: Email Manipulation Detection Using Machine Learning

The USPTO has granted patent US12586068B2 to Walmart Apollo, LLC for systems and methods for detecting email manipulation using machine learning. The patent covers generating feature data from an email address and using machine learning models to compute manipulation indication data.

USPTO Grants Patent for Duplicating Smart Contracts with Termination Condition

The USPTO has granted patent US12586067B2 to NCHAIN LICENSING AG for a method of duplicating smart contracts with a termination condition on distributed ledger technologies. The patent describes computer-implemented methods for locking and unlocking blockchain transactions.

USPTO Patent Grant: Blockchain System with Non-Competitive Consensus

The USPTO has granted a patent (US12586064B2) for a blockchain system utilizing a non-competitive consensus algorithm and micro-chain architecture. The patent, assigned to EQBR HOLDINGS CO., LTD, aims to enhance transaction processing speed, scalability, and security for commercial services.

USPTO Patent Grant for Blockchain Transaction Replication

The USPTO has granted a patent (US12586063B2) to Ava Labs, Inc. for a system and method related to blockchain transaction replication. The patent covers aspects of partitioning transactions, replicating chunks to nodes, and generating blocks based on stake signatures.

USPTO Patent Granted for Multi-Blockchain Token Rebalancer

The USPTO has granted patent US12586062B2 to Circle Internet Financial, Inc. for a multi-blockchain token rebalancer. The patent covers techniques for automatically rebalancing token amounts across different blockchains to maintain target ratios.

USPTO Patent Grant: Bank-Driven Digital Currency Double-Spending Prevention

The USPTO has granted a patent to Wells Fargo Bank N.A. for a bank-driven model designed to prevent the double-spending of digital currency across multiple distributed ledger technology (DLT) networks. The patent describes a system that monitors digital wallets and locks digital currency to prevent transfers when a subsequent transaction request is detected.

USPTO Patent US12586060B2: Digital Reward Processing

The USPTO has granted patent US12586060B2 to the Royal Bank of Canada for systems and methods for digital reward processing using distributed ledger technology. The patent covers embodiments related to reward processing that utilize distributed ledgers stored on multiple nodes.

USPTO Patent Grant: Stored-Value Card to Electronic Wallet via Intelligent Codes

The USPTO has granted a patent to Blackhawk Network, Inc. for a system and method to add stored-value cards to electronic wallets using intelligent codes. This technology directs users to a URL for an electronic wallet website, verifies credentials, and adds the card if it does not already exist.

USPTO Patent US12586056B2: Microprocessor Security Layer for Credit Card Readers

The USPTO has granted patent US12586056B2 to SUMUP PAYMENTS LTD. for a microprocessor security layer designed for credit card readers. This patent introduces an alternative security configuration using integrated circuits to potentially reduce reader size and cost while maintaining security compliance.

Stripe, LLC Granted Patent for NFC Payment System

The USPTO has granted Stripe, LLC a patent for a near field communications (NFC) payment system. The patent, US12586055B2, covers a card detection subsystem that controls a payment card reader by activating an antenna based on detecting a payment card. The patent was granted on March 24, 2026.