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EPO Enlarged Board clarifies that the description and drawings shall always be consulted to interpret claims

On 18 June 2025, the European Patent Office's Enlarged Board of Appeal issued their keenly awaited G1/24 decision clarifying the rules of interpretation for patent claims when assessing patentability.  The Board decided that the "description and drawings shall always be consulted to interpret the claims" when assessing the patentability o...

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The recent EPO appeal decision T0589/22 discusses the requirement of plausibility in a diagnostic method case, but also provides a cautionary tale regarding defining a patient group in a claim. At the European Patent Office, for a therapeutic application (and by extension, a diagnostic application) to be considered sufficiently disclosed, the ...