Smart Contract Library Templates With Immutable Term Enforcement

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Solution Overview

Problem

Existing legal contractual document templates lack affiliation with parties, fail to provide desired protection, do not notify of changes, and lack immutable configuration management, leading to iterative revisions before reaching acceptable terms.

Innovation Solution

A smart contract library with templates containing programming code to enforce contractual terms, using a private blockchain for secure and immutable storage and management of smart contracts, ensuring compliance and notification of changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If traditional legal contractual document templates are used, then the documents can be created and modified, but they lack immutable configuration management and require multiple iterative revisions between parties

Engineering Contradiction:
Improveimmutability of contract termsVSAvoidtime for iterative revisions
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The patent replaces the mechanical revision process (manual editing and re-iteration between parties) with a cryptographic system. Smart contracts use hash functions and digital signatures to create immutable records of contract terms and changes, eliminating the need for repeated manual revisions and establishing permanent, verifiable contract versions.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent transforms the contract management system by changing the state parameter from mutable text documents to immutable cryptographic hashes. Each contract version is represented by a hash value that permanently records the terms, allowing parties to verify changes without requiring iterative revisions of the actual contract text.

Inventive Principle:
Principle #35Parameter changes

2Loss of information

If traditional contract templates are used, then contracts can be created, but they do not provide notifications of changes to terms and conditions

Engineering Contradiction:
Improvenotification of changesVSAvoidsystem complexity for tracking changes
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent implements a feedback mechanism where smart contracts automatically generate and distribute notifications of changes to terms and conditions. When contract terms are modified, the system creates new hash values and sends notifications to all parties, ensuring they are informed of changes without requiring a complex manual tracking system.

Inventive Principle:
Principle #23Feedback

3Reliability

If traditional contract templates are used, then contracts can be drafted, but they may not have language that provides the level of protection desired by parties

Engineering Contradiction:
Improveprotection level in contract languageVSAvoidcustomization of contract terms
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies preliminary action by pre-configuring smart contract templates with legally sound terms and conditions that provide desired protection. These templates are designed with built-in compliance checks and protective clauses, allowing parties to start with reliable, pre-vetted contract language that can then be customized through the smart contract interface.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12412180B2System and techniques for utilizing a smart contracts library
Publication Date: 2025.09.09 CAPITAL ONE SERVICES LLC
  • US12412180B2 patent drawing
  • US12412180B2 patent drawing
  • US12412180B2 patent drawing

AI summary

Disclosed are techniques and an apparatus for accessing a smart contract library that may include a number of templates of different legal contracts implementable as a smart contract between respective parties. Each template may include a number of sections having different contractual terms and conditions and fillable fields for specific contract terms. Each respective section of the number of sections includes programming code operable to enforce conformance with specific section-related contractual terms and conditions of the respective section and with any specific contract terms input to a fillable field of the respective section. A first user address generated based on cryptographic keys may be associated with a contract-creating computing device in a private blockchain. The first user address may be associated with the first user in the private blockchain. A finalized smart contract may have a smart contract address generated from the first user address and a nonce value.