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The Enlarged Board of Appeal will address fundamental questions about how patent claims should be interpreted using the description and drawings, and what this means for assessing whether amendments introduce added subject-matter. Three competing approaches have emerged in Board of Appeal decisions following G 1/24, each leading to different outcomes when determining if claim amendments extend beyond the original application.

The European Patent Office Board of Appeal examined whether mathematical steps for generating points on elliptic curves can contribute to technical character in cryptographic applications. The central question was whether designing a constant-time execution method to prevent timing attacks on secret parameters constitutes a technical effect, or remains merely an abstract mathematical exercise.

The European Securities and Markets Authority has published a consultation paper proposing significant amendments to guidelines governing post-trade communication between investment firms and professional clients under the Central Securities Depositories Regulation. These changes mandate electronic standardised machine-readable messaging protocols, eliminate oral communication from regular workflows, and align regulatory expectations with the EU's transition to a T+1 settlement cycle taking effect in Octobe