Research

Notes from the frontier.

Technical research

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Patent search without examiner labels

Neural patent search systems often require examiner citation data for training, which we believe are potentially biased. Our work implements a self-supervised alternative by training BERT to match patent claims with their own description passages. We tested on 6,447 USPTO patents, and achieved 96% accuracy on claim-description matching without any examiner labels, demonstrating that document structure alone can teach models to recognize patent-relevant content.

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