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UK court declares two microbial oil patents invalid, in win for Mara Renewables

By Melissa Ritti ( March 20, 2025, 14:03 GMT | Insight) -- A dispute over three patents relating to the production of marine algae-based microbial oils, and the oils themselves, was resolved today by the UK High Court in favor of Mara Renewables Corp. While one patent belonging to DSM IP Assets was confirmed as valid, it expired in 2023. Mara, meanwhile, secured the invalidation of two other DSM patents — both of which withstood challenge at the Opposition Division of the European Patent Office.UK High Court Judge James Mellor broke with the European Patent Office today, declaring two DSM IP patents invalid as obvious over prior art....

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