Rights-Controlled Social Documents Without Proprietary DRM Apps

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Solution Overview

Problem

Existing digital rights management systems impose software installation and licensing costs on viewers, require proprietary apps or centralized storage, lack post-sharing control over documents, and fail to provide interactive document engagement and real-time feedback.

Innovation Solution

A system that transforms documents into RPD files, allowing originators to control access and interaction through a standard web browser, enabling real-time insights and secure, post-sharing document management without third-party storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If digital rights management systems use centralized storage with account creation, then document access control is improved, but platform fees and complexity increase

Engineering Contradiction:
Improvedocument access controlVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the document from centralized storage and embeds it directly within an encrypted HTML email message. The encryption keys are separated from the document content, with the recipient's browser automatically retrieving keys from a remote server. This eliminates the need for account creation and centralized document repositories, reducing system complexity while maintaining access control.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces an intermediary encryption key system that mediates between the sender and recipient. Instead of direct account-based access control, the system uses encrypted HTML emails with embedded keys that the recipient's browser automatically retrieves from a remote server. This intermediary mechanism simplifies the access control process while maintaining security.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If digital rights management requires proprietary app installation, then post-sharing control is improved, but ease of access deteriorates

Engineering Contradiction:
Improvepost-sharing controlVSAvoidease of access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical system of proprietary app installation with a web-based HTML email system that runs in standard browsers. The document is embedded within an encrypted HTML message that can be opened without installing any software. The encryption and access control functions are implemented through web technologies rather than requiring dedicated applications.

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

Solution Approach 2:

The patent makes the document access system universal by using HTML email, which can be opened in any standard web browser without requiring proprietary software installation. The same HTML email format works across different platforms and devices, eliminating the need for platform-specific applications while maintaining post-sharing control capabilities.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If digital rights management uses same licensing plan systems, then document security is improved, but software cost and complexity increase

Engineering Contradiction:
Improvedocument securityVSAvoidsoftware licensing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses disposable encrypted HTML email messages instead of requiring ongoing software licensing. Each document is protected through a single-use encryption scheme where the HTML email contains embedded encryption keys that are automatically retrieved by the recipient's browser. This eliminates the need for continuous licensing agreements and complex software version management.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

4Loss of information

If documents are stored in centralized repositories, then access tracking is improved, but protection against unwanted downloads deteriorates

Engineering Contradiction:
Improveaccess trackingVSAvoidunwanted downloads
Core Design Contradiction:
Loss of informationVSObject-affected harmful factors

Solution Approach 1:

The patent segments the document into encrypted portions embedded within an HTML email message. The encryption keys are separated and stored remotely, requiring the recipient's browser to automatically retrieve them. This segmentation prevents simple copying or downloading of the complete document, as the encrypted content without keys is useless. Access tracking is maintained through the HTML email protocol rather than centralized repository logging.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12602506B2System and method for transforming an electronic file into a rights controlled and social document
Publication Date: 2026.04.14 KHAN ZAFAR
  • US12602506B2 patent drawing
  • US12602506B2 patent drawing
  • US12602506B2 patent drawing

AI summary

An electronic document transformation and sharing system and method that allows a document originator control over an electronic document shared by the document originator with at least one recipient. An input device receives an original electronic document and document-specific controls instructions pertaining to said original electronic document. By transformation, a new encrypted transformation document is created from an original electronic document, the encrypted transformation document having a transaction ID and controls instructions embedded. A recipient, if authorized, may view the encrypted transformation document after decryption within the limits set by the controls instructions such as time span over which the document may be viewed or the number of times it may be viewed.