EPO published patent application EP4083207A1 for a method to suppress DNA methylation in plants, filed by Japan's National Institute of Advanced Industrial Science and Technology (AIST). The invention falls under IPC classifications C12N 15/113 (nucleic acid technology) and A01H 1/00 (plant genetics). The application designates 37 contracting states including all EU member states plus Switzerland, Norway, Turkey, and others.

This patent publication establishes priority rights for the applicants. Third parties wishing to oppose or challenge this application must file observations within the prescribed period under EPO Rules. Competitors developing similar plant genetic modification technologies should assess freedom-to-operate implications. The patent, if granted, would provide exclusive rights across designated states for 20 years from filing date.