EPO published patent application EP3435766A1 for Dentsply Sirona Inc. relating to biofilm inhibition compositions for dental/oral care applications. The patent covers compositions including quaternary ammonium compounds (A01N 33/12), imidazole derivatives (A01N 43/50), and polymeric carriers (A61K 8/81), with applications in oral hygiene products. The filing was published under IPC classifications including A01N, A61K, A61Q, and A01P.

This is a patent application publication notice with no immediate compliance obligations. Companies developing oral care or dental hygiene products containing similar antimicrobial compositions should review the claims to assess potential freedom-to-operate implications. No action is required for entities not operating in the designated European Patent Convention contracting states or not working with similar biofilm inhibition technologies.