Towards Better Evaluation for Generated Patent Claims

Fuente: arXiv
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Hauptverfasser: Jiang, Lekang, Scherz, Pascal A, Goetz, Stephan
Format: Preprint
Veröffentlicht: 2025
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author Jiang, Lekang
Scherz, Pascal A
Goetz, Stephan
author_facet Jiang, Lekang
Scherz, Pascal A
Goetz, Stephan
contents Patent claims define the scope of protection and establish the legal boundaries of an invention. Drafting these claims is a complex and time-consuming process that usually requires the expertise of skilled patent attorneys, which can form a large access barrier for many small enterprises. To solve these challenges, researchers have investigated the use of large language models (LLMs) for automating patent claim generation. However, existing studies highlight inconsistencies between automated evaluation metrics and human expert assessments. To bridge this gap, we introduce Patent-CE, the first comprehensive benchmark for evaluating patent claims. Patent-CE includes comparative claim evaluations annotated by patent experts, focusing on five key criteria: feature completeness, conceptual clarity, terminology consistency, logical linkage, and overall quality. Additionally, we propose PatClaimEval, a novel multi-dimensional evaluation method specifically designed for patent claims. Our experiments demonstrate that PatClaimEval achieves the highest correlation with human expert evaluations across all assessment criteria among all tested metrics. This research provides the groundwork for more accurate evaluations of automated patent claim generation systems.
format Preprint
id arxiv_https___arxiv_org_abs_2505_11095
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Towards Better Evaluation for Generated Patent Claims
Jiang, Lekang
Scherz, Pascal A
Goetz, Stephan
Computation and Language
Patent claims define the scope of protection and establish the legal boundaries of an invention. Drafting these claims is a complex and time-consuming process that usually requires the expertise of skilled patent attorneys, which can form a large access barrier for many small enterprises. To solve these challenges, researchers have investigated the use of large language models (LLMs) for automating patent claim generation. However, existing studies highlight inconsistencies between automated evaluation metrics and human expert assessments. To bridge this gap, we introduce Patent-CE, the first comprehensive benchmark for evaluating patent claims. Patent-CE includes comparative claim evaluations annotated by patent experts, focusing on five key criteria: feature completeness, conceptual clarity, terminology consistency, logical linkage, and overall quality. Additionally, we propose PatClaimEval, a novel multi-dimensional evaluation method specifically designed for patent claims. Our experiments demonstrate that PatClaimEval achieves the highest correlation with human expert evaluations across all assessment criteria among all tested metrics. This research provides the groundwork for more accurate evaluations of automated patent claim generation systems.
title Towards Better Evaluation for Generated Patent Claims
topic Computation and Language
url https://arxiv.org/abs/2505.11095