Company patents

Bank of America Corporation

Bank of America Corporation exhibits a strong and consistent focus on cybersecurity, with Network Security & Access Control (21.0% of portfolio) and Computer Security (19.7% of portfolio) being its top two categories, surprisingly maintaining high patenting activity despite a general decline across most categories so far in 2026. While Business Methods & Fintech (20.4% of portfolio) is a significant area, its patenting saw a notable decline of 24.6% in 2025, indicating a potential shift in priority, contrasting with the emerging focus on System Reliability & Diagnostics, which grew by 31.4% in 2025.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

5,033 US filings (since 2023) · 12 categories · 46 themes

AI/ML for Cryptographic Security is up +91.6% YoY. Worth a look.
Access Control & Identity Management

Systems and methods for authenticating users, devices, or applications, authorizing their access to resources based on policies, and managing digital identities across various platforms.

Network Security & Access ControlComputer SecurityWeb & Cloud Service Protocols
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715since 2023
-10.2%YoY
Granular Data Encryption & Access Control

Systems and methods for encrypting data at a fine-grained level (e.g., per data unit or based on sensitivity) and controlling access to it, often involving delegated authorization, contextual policies, or secure data sharing.

Cryptographic Mechanisms
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627since 2023
-2.7%YoY
Network Data Management

Systems and methods for collecting, processing, and ensuring the quality and consistency of data used for network monitoring, asset management, and operational decision-making, including conflict detection and reliability scoring.

Network Management & Monitoring
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586since 2023
-12.6%YoY
Automated Transaction Systems

Systems designed to streamline and automate various commercial transactions, including mobile-enhanced processes, secure online checkouts, customer service interactions, and privilege issuance, often leveraging digital authentication.

Business Methods & Fintech
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449since 2023
-32.5%YoY
Secure Data Sharing & Rights Management

Mechanisms to facilitate the secure exchange of data between different entities or systems while enforcing usage policies, managing digital content rights, and ensuring data consistency during replication or transfer.

Computer Security
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435since 2023
-9.6%YoY
AI/ML for Cryptographic Security

Applying artificial intelligence and machine learning techniques to enhance cryptographic systems, such as generating encryption models, improving zero-trust architectures, or enabling privacy-preserving computations like federated learning.

Computer SecurityCryptographic Mechanisms
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396since 2023
+91.6%YoY
Network Intrusion Detection

Systems and methods for identifying and blocking unauthorized access, malicious activities, or abnormal behavior within a network by analyzing traffic, system logs, or behavioral patterns.

Network Security & Access Control
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374since 2023
-5.5%YoY
Automated Network Provisioning

Systems and methods for automatically deploying, configuring, and updating network devices and services, including software updates, client onboarding, and topology management across various network types.

Network Management & Monitoring
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313since 2023
+9.0%YoY
Digital Asset Management

Technologies for securing, managing, and transacting with virtual currencies, non-fungible tokens (NFTs), and other blockchain-based digital assets, including hardware wallets and tokenization schemes for various purposes.

Business Methods & Fintech
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311since 2023
-31.1%YoY
Distributed Cloud/Edge Processing

Techniques for distributing computational tasks, data storage, and service logic across cloud data centers, edge devices, and user equipment to improve performance, resilience, or resource utilization. This includes architectures for split rendering, decentralized ledgers, and microservices.

Web & Cloud Service Protocols
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230since 2023
0.0%YoY
Blockchain for Secure Transactions & Identity

Focuses on using distributed ledger technology (DLT) like blockchain to secure financial transactions, manage digital identities, or ensure data integrity and traceability across various applications.

Cryptographic Mechanisms
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222since 2023
-17.3%YoY
System Resource & Power Optimization

Methods and systems for efficiently allocating computing resources, balancing workloads, and managing power states to improve performance, reduce energy consumption, or enhance reliability in computing platforms.

Operating Systems & Program Control
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201since 2023
+1.9%YoY
Specialized Data Integration

Methods and systems for integrating, transforming, and managing complex or domain-specific data from disparate sources into a unified structure, often for specific applications like social networks, genomics, or business forms.

Databases & Information Retrieval
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190since 2023
-1.9%YoY
AI Information Synthesis

Systems and methods utilizing artificial intelligence, particularly large language models and neural networks, to extract, summarize, generate, or categorize information from unstructured or semi-structured data sources.

Databases & Information Retrieval
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154since 2023
+2.1%YoY
Automated Fault Response

Involves systems designed to automatically detect errors or failures and initiate predefined or intelligent corrective actions, recovery procedures, or notifications to minimize downtime and manual intervention.

System Reliability & Diagnostics
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145since 2023
+25.0%YoY
Predictive System Health

Techniques for monitoring system components and behaviors to anticipate failures, performance degradation, or anomalies, often leveraging machine learning for pattern recognition and forecasting.

System Reliability & Diagnostics
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141since 2023
+42.9%YoY
Quantum Machine Learning

Developing and applying machine learning algorithms that leverage quantum computing principles, such as quantum circuits or autoencoders, for tasks like simulation or data processing.

Machine Learning & AI
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137since 2023
+110.3%YoY
Workflow Automation & Orchestration

Systems and methods for automating multi-step tasks, business processes, or service interactions, often involving AI agents, programmable interfaces, or formal orchestration languages to streamline operations.

Operating Systems & Program Control
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127since 2023
+91.3%YoY
Data Integration & Content Delivery Platforms

Platforms and methods for aggregating data from diverse sources, generating dynamic content, and delivering it efficiently to users, often involving social media, programmatic advertising, or interactive experiences within cloud environments.

Web & Cloud Service Protocols
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125since 2023
-14.3%YoY
Compliance & Transaction Validation

Systems and methods designed to ensure adherence to regulatory rules, corporate policies, or contractual agreements, often involving automated validation of electronic transactions, smart contract enforcement, or API governance.

Operating Systems & Program Control
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125since 2023
-29.5%YoY
Secure Data Storage & Provenance

Techniques for protecting data at rest or in backup, ensuring its integrity, confidentiality, and verifiable origin, often involving encryption, unique identifiers, or secure repositories.

Computer SecurityNetwork Security & Access Control
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121since 2023
+6.9%YoY
Context-Aware Conversational AI

AI systems designed to engage in natural language dialogue, maintain conversation state, understand user intent, and generate relevant responses, often across multiple communication channels or modalities.

Natural Language Processing
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119since 2023
+13.2%YoY
Intelligent Decision Support

Systems that process data to provide personalized recommendations, predict events, or automate decision-making processes based on learned patterns, user behavior, or environmental factors.

Databases & Information Retrieval
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113since 2023
-21.1%YoY
Virtualization & Secure Remote Access

Technologies enabling the creation and management of virtual computing environments, including virtual machines and virtual desktops, with an emphasis on secure and efficient remote access, updates, and performance.

Operating Systems & Program Control
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111since 2023
-11.9%YoY
Network Operations, Reliability & Traffic

Techniques and systems designed to monitor network health, diagnose issues, optimize traffic flow, and ensure continuous operation and reduced downtime in complex network environments, including cloud and storage area networks.

Network Management & MonitoringWeb & Cloud Service Protocols
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111since 2023
+17.2%YoY
Remote Software/Firmware Updates

Systems and methods for securely and reliably delivering, installing, and managing software or firmware updates to distributed or embedded devices, often considering network conditions, resource constraints, or storage repartitioning.

Software Development & Compilers
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105since 2023
+64.0%YoY
Software Quality & Security Validation

Methods and frameworks for systematically verifying the correctness, performance, and security of software systems, including infrastructure as code, virtual workloads, APIs, and identifying potential vulnerabilities or inconsistencies.

Software Development & Compilers
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89since 2023
+14.8%YoY
IoT Device & Network Management

Methods and systems for monitoring, controlling, and managing Internet of Things (IoT) devices and their communication networks, often involving adaptive or intelligent frameworks for data acquisition, relay, and automation.

Web & Cloud Service Protocols
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84since 2023
-9.4%YoY
Automated Dependency Management

Techniques and tools for automatically identifying, resolving, building, and packaging software dependencies, including managing versions, branches, and ensuring the integrity and security of the dependency chain.

Software Development & Compilers
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75since 2023
+25.0%YoY
Cloud Security Posture Management

Tools and processes for assessing, monitoring, and improving the security configuration and external accessibility of resources deployed within cloud computing environments.

Network Security & Access Control
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74since 2023
+22.7%YoY
Hardware-Assisted Cryptographic Operations

Utilizing dedicated hardware components, secure enclaves, or trusted execution environments to perform cryptographic operations, enhancing security, performance, or isolation from software vulnerabilities.

Cryptographic Mechanisms
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70since 2023
-34.8%YoY
MLOps & Model Deployment

Systems and methods for automating the lifecycle of machine learning models, including pipeline deployment, model management, versioning, and configuring for different inference environments.

Machine Learning & AI
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64since 2023
+125.0%YoY
Document & Information Extraction

Methods and systems for identifying, extracting, and structuring specific entities, relationships, or insights from text-based documents, often involving techniques like named entity recognition, relation extraction, or summarization.

Natural Language Processing
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64since 2023
-62.1%YoY
Secure Communication Protocols

Technologies for establishing and maintaining secure communication channels between devices or networks, often employing encryption, secure protocols, or virtual private networks (VPNs).

Network Security & Access Control
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57since 2023
-33.3%YoY
Compiler Optimization & Code Analysis

Techniques employed within compilers or related tools to analyze program code, identify entities for compilation, and optimize execution on target hardware, including reconfigurable systems, to improve performance or resource efficiency.

Software Development & Compilers
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52since 2023
+38.5%YoY
Personalized Recommendations

Systems that use user data, preferences, and machine learning to generate tailored advice, product recommendations, goal-setting plans, or contextual information for individuals across different domains.

Business Methods & Fintech
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51since 2023
-13.3%YoY
Large Model Text Generation

Techniques for generating human-like text or other content using large pre-trained models, often involving prompt engineering, speculative decoding, or multi-modal inputs for content creation.

Natural Language ProcessingMachine Learning & AI
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48since 2023
+283.3%YoY
Secure Key Management & Rotation

Methods and systems for generating, distributing, updating, rotating, and securely destroying cryptographic keys to maintain data confidentiality and integrity over time, including quantum key distribution.

Cryptographic Mechanisms
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43since 2023
+57.1%YoY
Data Resiliency & Recovery

Encompasses strategies and technologies to ensure the availability, integrity, and recoverability of data and systems, including robust backup, replication, error correction, and efficient data restoration.

System Reliability & Diagnostics
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39since 2023
-23.1%YoY
AI for Medical Diagnostics

Utilizing machine learning, particularly deep learning, to analyze medical data such as images, sensor readings, or physiological signals for disease prediction, diagnosis, or treatment assessment.

Machine Learning & AI
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31since 2023
+66.7%YoY
AI/ML Hardware Acceleration

Specialized hardware, architectural designs, and computational methods to improve the speed, efficiency, and security of artificial intelligence and machine learning model execution, particularly for inference and data processing.

Machine Learning & AI
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19since 2023
+450.0%YoY
Green Network Optimization

Techniques and systems for reducing energy consumption in computer networks while maintaining or improving performance, often involving predictive modeling, simulation, and dynamic adjustments to network infrastructure.

Network Management & Monitoring
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19since 2023
+16.7%YoY
Homomorphic Encryption Acceleration

Techniques for improving the performance, efficiency, or practicality of fully homomorphic encryption (FHE) schemes, often involving hardware accelerators or optimized algorithms for operations like bootstrapping and key-switching.

Cryptographic Mechanisms
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17since 2023
-80.0%YoY
Software & Infrastructure Quality Assurance

Focuses on establishing and enforcing quality standards for software development, deployment, and infrastructure configuration, utilizing automated validation, testing, and governance frameworks.

System Reliability & Diagnostics
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13since 2023
+150.0%YoY
Multimodal Data Fusion

Techniques for combining and analyzing information from multiple distinct data modalities (e.g., text, image, video, audio, sensor data) to derive richer insights or improve system performance and decision-making.

Machine Learning & AINatural Language ProcessingDatabases & Information Retrieval
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11since 2023
+150.0%YoY
Federated & Distributed ML

Methods for training machine learning models across multiple decentralized devices or servers while keeping data localized, often involving aggregation of model parameters and secure communication.

Machine Learning & AI
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11since 2023
+100.0%YoY

Patents

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