EU Law Radar

Monitoring References to the Court of Justice of the European Union

Tag

unfair competition

10 case reports

Case C-517/26, Aranzadi La Ley – when a browser extension rewrites a rival's page

A Chrome extension from one Spanish legal database injects instructions into the pages of another, halts browsing and offers to carry the reader across to its own content. The Tribunal Supremo asks whether that is 'alteration' of a computer program — a question that would move the fight from unfair competition into copyright.