Payment Card Offer Encryption for Exclusive Redemption

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Solution Overview

Problem

Existing systems fail to provide exclusive offers that can be redeemed only by a specific payment card at multiple merchants, leading to potential misuse and financial losses for merchants, as current methods lack controls on redemption and require consumer registration for loyalty programs.

Innovation Solution

A method and system that encrypts a portion of the payment account number on a payment card to generate an offer identifier, allowing exclusive offers to be redeemed using a specific payment card at any merchant, using an encryption key to validate the offer and apply discounts during transactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If offers are distributed to a large customer base to maximize market reach, then the potential customer base increases, but the cost and resources required for distribution increase significantly

Engineering Contradiction:
Improvecustomer baseVSAvoiddistribution resources
Core Design Contradiction:
Quantity of substanceVSLoss of energy

Solution Approach 1:

The patent segments the customer base by creating consumer-specific offers tied to individual payment card account numbers. Each consumer receives a unique offer identifier linked to their specific card, allowing targeted distribution without needing to resourcefully manage broad campaigns. This segmentation enables efficient resource allocation while reaching multiple consumers through their existing payment infrastructure.

Inventive Principle:
Principle #1Segmentation

2Reliability

If offers are made exclusive to specific consumers through loyalty programs, then consumer exclusivity is achieved, but consumer registration is required which limits access to first-time consumers

Engineering Contradiction:
Improveoffer exclusivityVSAvoidconsumer access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables self-service by automatically linking offers to consumers through their existing payment card account numbers without requiring registration or enrollment in loyalty programs. When a consumer provides their payment card information for a purchase, the system automatically associates the appropriate offer identifier with that card account number, making the process seamless and accessible to all consumers including first-time buyers.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If offers with unique identifiers are distributed to multiple merchants, then offer versatility is improved, but control on redemption is lost allowing offers to be passed to other consumers

Engineering Contradiction:
Improveoffer redemption locationsVSAvoidredemption control
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary action by pre-linking each offer identifier to a specific consumer's payment card account number before the redemption occurs. This pre-association ensures that when the consumer presents the offer at any merchant location, the system can verify the link between the offer identifier and the card account number, maintaining redemption control while enabling versatile use across multiple merchants.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If consumers are required to provide proof of loyalty account for offer redemption, then offer exclusivity is maintained, but the redemption process becomes more complex

Engineering Contradiction:
Improveconsumer verificationVSAvoidredemption process
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the offer verification process with the existing payment card transaction process. Instead of requiring separate proof of loyalty account, the system combines the offer identifier validation with the standard card account number verification already performed during payment processing. This integration maintains consumer verification while eliminating additional steps and reducing process complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10839412B2Method and system for payment card linked offer generation
Publication Date: 2020.11.17 MASTERCARD INT INC
  • US10839412B2 patent drawing
  • US10839412B2 patent drawing
  • US10839412B2 patent drawing

AI summary

A method for generation and distribution of protected user-specific information includes encrypting, by a processing device of a computer system, using a first encryption key of an encryption key pair, predetermined digits of a payment account number, the encryption yielding an encrypted identifier. The processing device of the computer system then generates a machine-readable code that is encoded with the encrypted identifier and additional data. A transmitting device of the computer system transmits, via an electronic communication, the generated machine-readable code to an electronic device of a user and transmits a second encryption key, of the encryption key pair, to a specialized computer system, wherein the second encryption key is associated with the first encryption key used to yield the encrypted identifier.