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USPTO Patent US12585709B1: Intuit Inc. Enhances Semantic Search

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Published March 24th, 2026
Detected March 24th, 2026
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Summary

The USPTO has granted patent US12585709B1 to Intuit Inc. for a method to enhance semantic search using preemptive entropy reduction in vector embeddings. This technology aims to improve the accuracy and efficiency of large language model (LLM) queries by refining document segmentation and embedding processes.

What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12585709B1 to Intuit Inc. The patent describes a system and method for improving semantic search capabilities, particularly for large language models (LLMs). The core innovation involves preemptively reducing entropy in vector embeddings by segmenting documents, embedding these segments, and then refining the embedding process or validation prompts based on document coverage reports. This aims to enhance the precision of retrieved information.

This patent grant is primarily of interest to technology companies involved in AI, natural language processing, and data management. While it does not impose new regulatory obligations, it represents a technological advancement in the field of semantic search. Companies developing or utilizing LLMs and vector databases may find this patent relevant to their intellectual property strategy and product development. No immediate compliance actions are required for regulated entities, but it highlights ongoing innovation in AI-driven search technologies.

Source document (simplified)

← USPTO Patent Grants

Preemptive entropy reduction in vector embeddings to enhance semantic search

Grant US12585709B1 Kind: B1 Mar 24, 2026

Assignee

INTUIT INC.

Inventors

Sumangal Mandal, Vaishali Gupta, Amit Kaushal

Abstract

At least one processor may receive documents and a set of validation prompts, segment the documents into chunks, embed the chunks into a vector space, query a large language model (LLM) with the validation prompts, intercept chunk retrievals from the vector space in response to the validation prompts, map the retrieved chunks to their positions within the documents, calculate document coverage for the retrieved chunks, generate a report of the document coverage, and refine at least one of the validation prompts, document segmentation, or embedding process in response to the report to reduce entropy in the vector space.

CPC Classifications

G06F 40/279 G06F 40/284 G06F 40/30 G06F 16/632 G06F 16/638 G06F 16/93 G06F 17/18 G06F 40/205 G06F 40/131 G06F 16/2237 G06F 40/117 G06N 3/045 G06N 20/00

Filing Date

2025-04-30

Application No.

19195369

Claims

18

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Named provisions

Preemptive entropy reduction in vector embeddings to enhance semantic search

Classification

Agency
USPTO
Published
March 24th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US12585709B1

Who this affects

Applies to
Technology companies
Industry sector
5112 Software & Technology
Activity scope
Semantic Search AI Model Training
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
IT Security
Topics
Artificial Intelligence Data Management

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