3.1.7.1. Due date for renewal fees
The due dates for renewal fees for Unitary Patents are in line with the system in place for European patent applications under Rule 51(1) EPC. A renewal fee for a Unitary Patent in respect of the coming year will be due on the last day of the month containing the anniversary of the date of filing of the European patent application which led to the Unitary Patent. Renewal fees cannot be validly paid more than three months before they fall due (Rule 13(2) UPR).