The EPO published patent application EP3668605A1 titled 'Method of Promoting Remineralisation of Teeth' on behalf of Unilever entities. The patent covers compositions and methods for tooth remineralisation using specific active ingredients (A61K 8/21 - fluoride compounds, A61K 8/26, A61K 8/49). Designated states cover the full EU membership plus EEA countries.

This patent publication is informational and does not impose compliance obligations on competitors or other parties. Companies in the oral care, dental, or consumer health products sector should review the claims to assess potential freedom-to-operate implications for their own tooth remineralisation or fluoride-based oral care products. No immediate action is required.