Mobile Payment Card Tokenization for Frictionless Web View Checkout

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Solution Overview

Problem

Acquiring customers through traditional e-commerce methods is cumbersome and inefficient, with high abandonment rates due to friction in the product discovery and payment process, and existing transaction solutions involve manual entry of virtual card numbers, which is inconvenient.

Innovation Solution

A mobile application provided by a payment card issuer facilitates a streamlined customer acquisition funnel by automatically generating and using tokens associated with a user's payment card, obfuscating the actual card details from merchants and simplifying the transaction process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional e-commerce payment methods are used, then transaction security is maintained, but user convenience deteriorates due to manual entry requirements and disconnected payment flows

Engineering Contradiction:
Improvepayment process convenienceVSAvoidpayment system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a payment gateway as an intermediary component that bridges the merchant's payment request and the user's mobile application. This gateway automatically manages token generation, validation, and transmission, eliminating the need for users to manually enter card details while maintaining security protocols. The gateway acts as a mediator that handles the complexity of payment processing in the background.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent extracts the sensitive card details from the transaction flow by using tokenization. Instead of transmitting actual card numbers through multiple systems, the system extracts only the necessary payment intent and replaces card details with tokens. This reduces the complexity of data handling across different payment systems while maintaining security.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If virtual card numbers are generated for transactions, then security is improved, but ease of operation deteriorates due to manual copy and paste requirements

Engineering Contradiction:
Improvetransaction securityVSAvoidtransaction convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system implements self-service by automatically generating, managing, and transmitting payment tokens without requiring user intervention. The mobile application automatically handles token creation from stored card information, validates payment requests, and completes transactions seamlessly. This eliminates the manual copy-paste process while maintaining the security benefits of virtual card numbers.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent performs preliminary actions by pre-storing payment card information in the mobile application and pre-generating tokens when needed. Instead of creating virtual card numbers at the moment of transaction requiring manual handling, the system prepares payment tokens in advance and automatically retrieves them during checkout, improving convenience while maintaining security.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If detailed card information is transmitted to merchants, then transaction accuracy is ensured, but security risks increase

Engineering Contradiction:
Improvepayment accuracyVSAvoiddata security risks
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The patent creates a copy of the card information in the form of tokens that replicate the essential payment functionality without containing actual sensitive data. These tokens can be transmitted to merchants for accurate transaction processing while being useless for fraudulent purposes. The token acts as a functional copy that maintains payment accuracy while eliminating security risks associated with transmitting real card details.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20250371521A1Tokenizing payment cards in a mobile application experience
Publication Date: 2025.12.04 AMERICAN EXPRESS TRAVEL RELATED SERVICES CO INC
  • US20250371521A1 patent drawing
  • US20250371521A1 patent drawing
  • US20250371521A1 patent drawing

AI summary

Examples herein can receive facilitate transactions between a user and a merchant computing environment by rendering merchant content within a web view component. A checkout user interface element can be detected within the web view component. A tokenized form of a payment card can be generated and populated within the checkout user interface element without user intervention.