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UPC curbs long-arm reach in lock patent suit, blocks Swiss infringement claims

By Inbar Preiss ( January 21, 2026, 15:13 GMT | Insight) -- The Unified Patent Court has confirmed its approach to long-arm jurisdiction in a lock patent dispute, clarifying that once validity risks become concrete, the court's reach must stop at the border. All claims not relating to UPC countries were dismissed in the case between IMC Créations and Mul-T-Lock.The Unified Patent Court has refused to extend its reach to alleged patent infringement in Switzerland in a dispute between IMC Créations and Mul-T-Lock over lock technology, dismissing Swiss infringement claims while granting remedies within UPC countries....

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