US Granted Patent: Claim 1 Dataset Dataset Description This dataset contains the first independent claim from US utility patents spanning 2005 2025. Patent claims define the legal scope of an invention, and the first claim is typically the broadest and most important claim in a patent. Dataset Structure Data Fields patent id (string): Unique patent identifier (e.g., "7123456", "D1056398") claim text (string): The text of the first claim, cleaned and normalized Data Splits The dataset is organized by year, with each year stored as a separate parquet file ( claims YYYY.parquet ). Data Processing The dataset was created from PatentsView bulk data with the following processing steps: 1. Filtering : Only claim number 1 (first independent claim) for each granted patent 2. Text cleaning : Removed claim numbering (e.g., "1. ") Normalized whitespace Stripped leading/trailing whitespace 3. Length filtering : Claims between 256 and 3,072 characters (512×6 tokens approximately) Source Data Source : PatentsView Bulk Data Coverage : US utility patents granted 2005 2025 License : PatentsView data is in the public domain Intended Use This dataset is intended for: Natural language processing resear…
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