The most active UPC litigants in 2026, by substantive cases and grouped by corporate family. Xiaomi leads as a defender, NPEs have arrived, and the SEP and medtech wars define the docket.
With Philips v. Belkin upheld on appeal in October 2025, the UPC has its first standing SEP injunction. What it means for FRAND strategy across Europe.
The most active UPC litigants, by claimant and respondent appearances in our database — SEP holders, implementers, medtech rivals and a new wave of NPEs.