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Scope of ‘LEGO exception' clarified in Court of Justice defeat for Qman

By Douglas Clarke-Williams ( September 4, 2025, 12:26 GMT | Insight) -- The impression of an informed user, not a technical expert, should be considered when assessing whether parts of a modular system infringe an existing design, the EU Court of Justice has ruled today in a dispute over whether imported toy building blocks violated a design registration held by LEGO. The EU Court of Justice ruled today that an “informed user” should be the standard when judging whether aspects of one modular system infringe the design protections of another modular system. The court’s conclusion, which also found that infringement occurs even when relatively few parts of the contested modular system are at issue, hands a victory to LEGO over Chinese manufacturer Qman....

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