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Blockchain

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LastUpdate Updated on 20/12/2025 [07:17:00]
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Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days
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Blockchain-Based Mineral Supply Chain Tracking and Authentication System

Publication No.:  US2025384451A1 18/12/2025
Applicant: 
HIGH TABLE LLC
High Table LLC

Absstract of: US2025384451A1

This invention presents an advanced blockchain-based system for the precise tracking and authentication of supply chains for precious metals, base metals, and other minerals. Leveraging a blockchain network, it forms an immutable ledger that records all transactional data from extraction to final sale. Users engage with an intuitive interface for detailed entry of metadata, timestamps, and cryptographic signatures, with each entry undergoing verification using consensus algorithms before secure addition to the blockchain. The aggregation of multiple transactions forms a block, ensuring a transparent, traceable, and tamper-proof record of the entire supply chain, verifying mineral origins and provenance. The system empowers artisanal miners by providing direct access to international markets, enhancing their economic opportunities, and enables consumers to understand product origins, promoting ethical purchasing. Its architecture enhances supply chain security, tracking accuracy, and ethical standards, particularly in the jewelry and electronics markets, significantly reducing fraud and improving sustainability.

SYSTEM AND METHOD FOR SKILL-BASED CONTRACT ASSIGNMENT

Publication No.:  US2025384363A1 18/12/2025
Applicant: 
JPMORGAN CHASE BANK N A [US]
JPMorgan Chase Bank, N.A

Absstract of: US2025384363A1

Various methods and processes, apparatuses or systems, and media for enabling skill-based contract assignment for completing a particular project are disclosed. A processor trains a model on a set of known criteria data, a plurality of dimensions data, and volume data; and receives a request, via a user interface, from a user to assign the contract for completing the project by selecting criteria determining data. The model applies a weight to the selected criteria determining data; generates a forced-rank list of subject matter experts (SMEs) with rankings and contact information; and transmits the forced-rank list to the user interface. The processor receives user input from the user, via the user interface, establishing an agreement to select an SME from the forced-rank list; transmits an electronic message to the selected SME to accept the agreement; and sets the agreement into a contract on a blockchain to ensure accuracy and encryption.

STORING AND RETRIEVING SENSOR DATA WITH A BLOCKCHAIN

Publication No.:  US2025384381A1 18/12/2025
Applicant: 
TEKNOR APEX COMPANY [US]
Teknor Apex Company

Absstract of: US2025384381A1

Among other things, data characterizing a manufacturing process is received. An amount and species of volatile organic compounds (VOCs) released during manufacturing is determined based on the data characterizing the manufacturing process. The data characterizing the amount and species of VOCs released during the manufacturing process is provided.

Systems and Methods for Settlement Interfaces in Cellular Networks Using Blockchain Technology

Publication No.:  US2025384418A1 18/12/2025
Applicant: 
NOVA LABS INC [US]
Nova Labs, Inc

Absstract of: US2025384418A1

The present system relates to settling transactions in a network environment using blockchain technology. The system comprises multiple network operator domains, each with network infrastructure components. A first operator domain includes a gateway for managing device connections and a blockchain interface for managing transaction settlements. A settlement management domain maintains transaction records for multiple network operators. The blockchain is configured to record and settle transactions. The system facilitates network operator provisioning, transaction initiation, and settlement. The gateway manages device connections using WiFi, 4G, 5G, or 6G technologies, and the blockchain interface interacts with the blockchain for real-time settlement of transactions. The settlement management domain uses an Settlement Service API for real-time reporting and settlement verification.

METHOD AND SYSTEM FOR FACILITATING A SECURE TRANSFER OF ASSETS

Publication No.:  US2025384427A1 18/12/2025
Applicant: 
CONCEPT TECH AG [CH]
CONCEPT TECHNOLOGY AG
CN_120693838_PA

Absstract of: US2025384427A1

A computer implemented method, devices, and a system is disclosed for facilitating a secure transfer of cryptocurrency between two Blockchain platforms (C1, C2), the method comprising monitoring the first Blockchain platform (C1), by a computerized channel relay server (1), for a transaction directed to a particular smart contract on the first Blockchain platform (C1), verifying whether the transaction has been confirmed, and transmitting transaction confirmation information to the second Blockchain platform (C2), such that the cryptocurrency is made available on the second Blockchain platform (C2).

PROACTIVE IN-VEHICLE PAYMENT SYSTEM USING SENSOR DATA WITH MACHINE LEARNING

Publication No.:  US2025384410A1 18/12/2025
Applicant: 
CAR IQ INC [US]
Car IQ Inc

Absstract of: US2025384410A1

Aspects of the present disclosure describe a system comprising a processor and memory storing instructions, which when executed by the processor, enable the system to detect a payment-related event using vehicle sensors, such as a camera or GPS unit. The detection can involve a machine learning model trained to recognize objects associated with the payment-related event while minimizing false positives. Upon detecting the event, the system can handle the electronic payment by utilizing an in-vehicle digital wallet to execute the payment and recording the transaction on a blockchain-based ledger.

CRYPTOCURRENCY HARDWARE WALLET ON MONOLITHIC CHIP WITH COMMON PHYSICAL COUNTERMEASURES AND SECURE MEMORY

Publication No.:  US2025384433A1 18/12/2025
Applicant: 
CROSSBAR INC [US]
Crossbar, Inc
KR_20250108523_PA

Absstract of: US2025384433A1

An electronic hardware wallet for conducting cryptocurrency transactions, blockchain transactions, or other secure communications is embodied on a monolithic integrated circuit (IC) die supported on a single substrate. The monolithic semiconductor device can include a non-volatile data store for storing application software executable by the multi-core processor, and the secure element can include a secure data store for storing secret data (e.g., a private key) for use in a secure electronic transaction. In some embodiments, the secure element can include hardware logic embodying a cryptocurrency algorithm associated with executing the secure electronic transaction and can have a limited and selective communication bus between the secure element and the multi-core processor. The electronic hardware wallet can communicatively couple with one or more other devices to facilitate a multi-party computation (MPC) algorithm for authenticating the cryptocurrency algorithm and validating the secure electronic transaction.

PROTOCOLS FOR GAME-THEORETICALLY-FAIR OPERATOR ELECTION IN BLOCKCHAIN SETTINGS

Publication No.:  US2025384110A1 18/12/2025
Applicant: 
NTT RES INC [US]
NTT Research, Inc
WO_2023250424_PA

Absstract of: US2025384110A1

The disclosure relates to storing blockchain blocks committed to a blockchain based on a committee selection protocol executed in the presence of majority-sized coalitions while achieving a meaningful fairness guarantee in a small number of rounds, and whose round complexity is less than log log n, and storing a new block to the blockchain based on a protocol executed by the nodes of the next committee.

Portable Access Point for Secure User Information Using a Blockchain Backed Credential

Publication No.:  US2025385915A1 18/12/2025
Applicant: 
ORACLE INT CORPORATION [US]
Oracle International Corporation
US_2024126922_PA

Absstract of: US2025385915A1

Embodiments dynamically generate a portable access point. Embodiments display an interface via a user device, where a user provides selection input via the interface that defines a scope definition with respect to a user's secure information. Embodiments dynamically generate a display, via the user device, of a portable access point configured by the selection input, where the generated portable access point display includes encoded information that represents the scope definition and a vetted entity system, associated with a vetted entity, configured to scan the portable access point displayed via the user device and obtain a blockchain credential from a secure information manager based on the scanning. The credential includes access privileges that correspond to the scope definitions, and the vetted entity system is permitted scope limited access to the user's secure information via the obtained blockchain credential and the secure information manager.

DISTRIBUTED LEDGER NETWORK ARCHITECTURE

Publication No.:  US2025384513A1 18/12/2025
Applicant: 
SHUMIKHIN MICHAEL [US]
Shumikhin Michael

Absstract of: US2025384513A1

Techniques of the disclosure herein relate to a gambling architecture that may occur at least in part on a distributed ledger network (i.e., blockchain). In some instances, a gambling system or method may receive from a user (e.g., a bettor) a wager placed on a game. A smart contract stored on a node of a distributed ledger network may determine a return amount by sending a request to an off-network application (e.g., an oracle), which may return a value that is used to determine a multiplier (e.g., by mapping the value to a function/set of possible return multipliers). Based on the multiplier and the wager, the return amount may be determined. At or before the terms of the smart contract execute, game characteristics of the first game may display the return amount to the user, and a currency balance associated with the user may be updated.

PATENT LICENSING METHOD UTILIZING A DISTRIBUTED LEDGER INFRASTRUCTURE

Publication No.:  US2025384502A1 18/12/2025
Applicant: 
CAERUS INST LLC [US]
Caerus Institute LLC
US_2025378515_A1

Absstract of: US2025384502A1

A method for utilizing a patent distributed ledger includes a computing device of a computing infrastructure obtaining an indication of potential use of a set of patents by a user computing device and issuing a bilateral licensing request to the user computing device. The method further includes interpreting a request from the user computing device to cause a license of the set of patents for use by the user computing device to produce licensee information and identifying a non-fungible token (NFT) associated with the set of patents. The method further includes establishing agreed license terms and agreed payment terms of a smart contract to produce a new smart contract and causing generation of a new block with the new smart contract for a blockchain of the patent distributed ledger associated with the NFT.

SYSTEM OF LICENSING VIRTUAL AVATAR INTERACTION IN METAVERSE DIGITAL WAX MUSEUM AND METHOD THEREOF

Publication No.:  US2025384500A1 18/12/2025
Applicant: 
SQ TECH SHANGHAI CORPORATION [CN]
INVENTEC CORP [TW]
SQ Technology (Shanghai) Corporation,
Inventec Corporation
CN_119089419_PA

Absstract of: US2025384500A1

A system of licensing virtual avatar interaction in metaverse digital wax museum and a method thereof are disclosed. In the system, a display device displays a virtual reality, a server serves as a node of a blockchain network, the display device is connected to the server. The server receives an assigned celebrity, a consumer's facial feature and an interaction level to generate a virtual celebrity avatar and a virtual consumer avatar, which are inputted into a trained generative AI model to output a group photo image. The server is permitted to dynamically adjust an interaction between the virtual avatars based on the interaction level, generate a non-fungible token (NFT) embedded into a license message of the assigned celebrity, and display the NFT on the digital wax museum platform for transaction. Therefore, the technical effect of improving the fun and value of the virtual avatars can be achieved.

INTELLIGENT AI ROUTING ADVISORY PLATFORM WITH SYNTHETIC INJECTION TESTING, BIAS DETECTION DIGITAL TWIN, ZERO-COPY PIPELINE, CRYPTOGRAPHIC COMPLIANCE VERIFICATION, AND AUTONOMOUS MULTI-TIER COORDINATION FOR HETEROGENEOUS AI PROVIDER ECOSYSTEMS

Publication No.:  US2025385797A1 18/12/2025
Applicant: 
WEBER AXEL [DE]
Weber Axel

Absstract of: US2025385797A1

A computer-implemented system for routing artificial intelligence (AI) queries. The system utilizes a zero-copy data pipeline, which processes prompts in memory-mapped buffers to eliminate at least one memory copy operation, thereby reducing latency relative to conventional serialization pipelines. The system continuously verifies AI provider compliance by injecting synthetic prompts containing invisible, Ed25519-signed Unicode watermarks. Algorithmic bias is detected by generating counterfactual “digital twin” prompts and applying Fisher exact statistical testing.Routing decisions for multi-tier autonomous systems are governed by safety-level requirements (ASIL-D, ASIL-B, QM) and may be constrained by external routing directives received via a meta-identifier. A hash-chained manifest, cryptographically signed using Ed25519 and consumed by downstream gateways, is generated for each routing decision, with its Merkle root asynchronously anchored to a blockchain to create a tamper-evident audit trail for regulatory compliance.

Systems and Methods for Performing Secure Transactions on Blockchain

Publication No.:  US2025385807A1 18/12/2025
Applicant: 
ARTEMA LABS INC [US]
Artema Labs, Inc

Absstract of: US2025385807A1

Systems and methods for securing transactions in accordance with various embodiments of the invention are illustrated. One embodiment includes a method for confirming token ownership rights. The method generates a pre-image value using a random number generator. The method generates an action request that corresponds to an action performed cryptographic token(s). The method derives a commit output based on the pre-image value. The method generates a commit request that obfuscates the action request based on the commit output and submits the commit request to an immutable ledger. The method receives a confirmation when the commit request is approved by the ledger. When a reveal request referencing the commit output is published, the method receives a confirmation of at least one of: the reveal request being published, that the reveal request comprises a reference to the commit output, or that the action request has been approved.

ENCRYPTED TRANSFERS IN A DISTRIBUTED LEDGER

Publication No.:  US2025384442A1 18/12/2025
Applicant: 
AVA LABS INC [US]
Ava Labs, Inc
WO_2025122521_PA

Absstract of: US2025384442A1

Various aspects of the subject technology relate to systems, methods, and machine-readable media for improving the privacy of transfers in a distributed ledger. Various aspects may include encrypting a transaction using a first public key corresponding to a first user and a second public key corresponding to a second user. Aspects may also include transmitting the encrypted transaction to a blockchain, the encrypted transaction including at least an encrypted amount, a zero-knowledge proof, and an encrypted balance of the first user. Aspects may also include verifying a correctness of the zero-knowledge proof. Aspects may also include, based on the correctness, executing the transaction through a smart contract of the blockchain and homomorphically updating encrypted balances of the first user and the second user in accordance with the encrypted amount.

SYSTEMS AND TECHNIQUES FOR BLOCKCHAIN MONITORING

Publication No.:  EP4662621A1 17/12/2025
Applicant: 
NAGRAVISION SARL [CH]
Nagravision Sarl
WO_2024165996_PA

Absstract of: WO2024165996A1

The present disclosure generally relates to monitoring a blockchain wallet. For example, aspects of the present disclosure include systems and techniques for monitoring a blockchain wallet. One example method for monitoring a blockchain wallet includes: generating a plurality of blockchain wallets associated with a blockchain service, the plurality of blockchain wallets comprising a user wallet and a plurality of monitored wallets; transferring funds to the plurality of monitored wallets; monitoring the plurality of blockchain wallets to identify unauthorized access of any of the plurality of blockchain wallets; in response to identifying unauthorized access of one of the plurality of monitored wallets, generating a notification that the one of the plurality of monitored wallets has been compromised; and outputting the notification.

BLOCKCHAIN-BASED SUBSCRIPTION MODEL

Publication No.:  EP4662623A1 17/12/2025
Applicant: 
STRIPE INC [US]
Stripe, Inc
WO_2024168310_A1

Absstract of: WO2024168310A1

Disclosed herein are systems and methods for generating and managing subscription using electronic transaction protocols in a blockchain-based system. In an embodiment, a system monitors one or more electronic transaction protocols deployed on a blockchain; detects an interaction by a decentralized wallet with a user interface element corresponding to a first electronic transaction protocol of the one or more electronic transaction protocols deployed on the blockchain; identifies one or more parameters of the subscription based on one or more inputs provided via the decentralized wallet, wherein the one or more parameters includes a time period of the subscription and a payment interval; and causes a first service provider to create or modify the subscription associated with a user of the decentralized wallet, wherein the causing further includes creating or modifying the subscription based on the one or more parameters.

AUTHENTICATION SYSTEM AND METHOD

Publication No.:  EP4664821A2 17/12/2025
Applicant: 
NCHAIN LICENSING AG [CH]
nChain Licensing AG
EP_4664821_PA

Absstract of: EP4664821A2

A comprising, by target computer equipment of a target party: obtaining a cryptographic key derived from a response generated by PUF module comprising a physically unclonable function, PUF, the response having been generated by the PUF module based on the PUF in response to a corresponding challenge input to the PUF module, wherein key information comprising the cryptographic key or a corresponding public key is also made available to a verifying party; from an issuing party, receiving a computation request specifying the computation to be performed; in response to the computation request, performing the computation in order to generate a computation result; signing a message comprising the computation result with the cryptographic key; and making the signed message available to the verifying party by sending the signed message to be recorded on a blockchain.

QUIC TRANSACTIONS

Publication No.:  EP4664832A2 17/12/2025
Applicant: 
NCHAIN LICENSING AG [CH]
nChain Licensing AG
EP_4664832_PA

Absstract of: EP4664832A2

A computer-implemented method of sharing blockchain transactions, wherein the method is performed by a first party and comprises: receiving, from a second party over a QUIC connection, a payment destination, wherein the payment destination comprises a public key and/or a public-key-based address; and sending a transaction to the second party over the QUIC connection, wherein the transaction comprises an output locked to the payment destination.

METHODS AND SYSTEMS FOR MUSIC RIGHTS AND ROYALTIES MANAGEMENT- ROP PLATFORM (RAINDROPS ON PETALS PLATFORM) A BLOCKCHAIN-BASED MUSIC RIGHTS AND ROYALTIE MANAGEMENT SYSTEM WITH METADATA TRACKING ON DISTRIBUROR PLATFORMS

Publication No.:  US2025378514A1 11/12/2025
Applicant: 
CLINTON BIANCA [GB]
Clinton Bianca
US_2025378514_A1

Absstract of: US2025378514A1

A blockchain-based system for managing music rights and royalties is disclosed. The system enables artists and contributors to upload music, assign revenue percentages, and track usage via smart contracts on a distributed ledger. Play counts are immutably recorded across distributor platforms. A contributor dashboard provides real-time access to royalty data. The platform incorporates Majority Reports to validate metadata matches and calculate royalties, and Minority Reports to flag discrepancies without payments, thereby ensuring data integrity. A Golden Box smart contract module replicates song rankings and applies predictive classification models to identify features associated with musical success. These mechanisms improve transparency, accuracy, and fraud prevention in royalty distribution.

METHOD FOR DETERMINING TYPE OF SPECIFICATION OF SMART CONTRACT ON BLOCKCHAIN AND SERVER FOR EXECUTING SAME

Publication No.:  WO2025254269A1 11/12/2025
Applicant: 
CCMEDIA SERVICE CO LTD [KR]
\uC8FC\uC2DD\uD68C\uC0AC \uC528\uC528\uBBF8\uB514\uC5B4\uC11C\uBE44\uC2A4
WO_2025254269_PA

Absstract of: WO2025254269A1

A server for determining the type of specification of a smart contract according to the present invention comprises: a specification database in which a function of a smart contract performing a specific function according to an ERC standard and parameters used in the function are configured and stored as a signature; a byte code signature database in which a signature extracted from a byte code existing on a blockchain is stored; and a specification verification unit that, when receiving a request message for verifying the standard specification of a smart contract from a smart contract user terminal, verifies the specification of the smart contract on the basis of the specification database and the byte code signature database.

SYSTEM OF MATCHING DIGITAL WAX MUSEUM WITH MARKETING ADVERTISEMENT BASED ON METAVERSE AND METHOD THEREOF

Publication No.:  US2025378464A1 11/12/2025
Applicant: 
SQ TECH SHANGHAI CORPORATION [CN]
INVENTEC CORP [TW]
SQ Technology (Shanghai) Corporation,
Inventec Corporation
US_2025378464_PA

Absstract of: US2025378464A1

A system of matching digital wax museum with marketing advertisement based on metaverse and a method thereof are disclosed. In the system, a display device displays a virtual scene, and a virtual wax statue and a virtual avatar of a consumer, and a server connected to the display device executes a digital wax museum platform and serves as a node of a blockchain network. The server generates a virtual wax statue and a virtual scene and allows the consumer to select the virtual wax statue and the virtual scene, input an interaction level, to make the virtual avatar perform an interaction with the virtual wax statue in the virtual scene based on interaction level. A charging amount and a profit-sharing amount are calculated through a smart contract of the blockchain technology. Therefore, the technical effect of improving the interactivity and economic efficiency for marketing can be achieved.

Online Transactional Behavior through Decoy Blockchain and Smartdust Sensing Paired with DCNN

Publication No.:  US2025378443A1 11/12/2025
Applicant: 
BANK OF AMERICA CORP [US]
Bank of America Corporation
US_2025378443_PA

Absstract of: US2025378443A1

The present disclosure provides a security method, a computing platform, and a system for enhanced online transaction security. The method includes receiving transactional information from a user, and distributing the transactional information over a sensor network of the computing platform. The method also includes generating a decoy transactional block that imitates the transactional information within a blockchain network of the computing platform. The method further includes displaying an association page for the user to enter a verification code and deleting the decoy transactional block from the blockchain network based on determining that the transactional information is authentic.

METHODS AND SYSTEMS FOR FACILITATING COLLECTION OF ROAD USER CHARGES USING A DIGITAL CURRENCY BASED ON A DISTRIBUTED LEDGER TECHNOLOGY

Publication No.:  US2025378436A1 11/12/2025
Applicant: 
LOCHRANE TAYLOR WILLIAM PAUL [US]
Lochrane Taylor William Paul
US_2025378436_PA

Absstract of: US2025378436A1

A system and method for facilitating collection of Road User Charges (RUC) using a digital currency within a Distributed Ledger Technology (DLT) network are disclosed. The system generates secure digital wallets for Road Users and Facility Owners, receives trip, position, distance, and cost data from vehicles, sensors, and facility systems, and encodes settlement logic into smart contracts. These contracts automatically execute jurisdiction-specific disbursements across blockchain, directed acyclic graph (DAG), or hashgraph frameworks, ensuring scalability and auditability without reliance on centralized tolling infrastructure. An AI Activity Module processes multi-source telemetry—including vehicle sensors, GNSS/PNT data, roadside infrastructure, and third-party traffic feeds—to detect congestion, forecast conditions, optimize routing, and dynamically adjust segment-level RUC pricing in real time. The integration of AI-driven adaptive pricing with distributed ledger settlement provides a decentralized, infrastructure-agnostic framework for secure, transparent, and verifiable road use fee collection across multiple jurisdictions, distinct from conventional tolling systems.

SYSTEM AND METHOD OF IMMUTABLE ELECTRONIC HEALTH RECORD DATA STORAGE

Nº publicación: US2025378083A1 11/12/2025

Applicant:

TECH IP LLC [US]
Technologies IP, LLC

US_2025378083_PA

Absstract of: US2025378083A1

A system and method of immutable electronic health record data storage is presented. The present disclosure provides for a system integrated into a practical application with meaningful limitations to provide a system having an ‘immutable data storage protocol’ used to capture database operations on an immutable ledger. The protocol can consist of one or more ‘operation codes.’ The immutable electronic health record data storage system can provide a blockchain, transaction blockchain API, a blockchain writer API, a formatting module, and a messaging module, among others, that can format, process, and store data according to an immutable data storage protocol.

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