If a certified patent attorney is used to draw up the application, in an average case the cost is usually between €5000 and €6500. Depending on the type of novelty search, the additional filing fees for a Dutch patent application vary between €180 (for the national type) and €979 (for the international type). Applications for patent in other countries are charged at national rates which in general lie between €2000 and €7000 per country. The cost of filing a European patent application varies subject to the number of designated states, but amounts generally to about €6500. These amounts include the cost of a patent attorney. The overall costs for the patent grant process, which can take many years, can run into the tens of thousands of euros when patent is desired for a large number of countries.