In a heated patent lawsuit brought by fish health group STIM, Norwegian courts found BioMar and Cargill not guilty of patent infringement related to their product Intro Tuning and Xellerator, which the court previously ruled as a copy of STIM's SuperSmolt FeedOnly.

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In March, the Oslo District Court ruled against BioMar on several counts, leaving the feed giant with a bill of roughly NOK 23 million ($2.4