1. Stage costs. Official fees generally include: application fee (125 euros), search fee (756 euros), examination fee (1430 euros) and designation fee (525 euros), ***2836 euros. There are also agency fees for foreign lawyers to complete various tasks, which are about 1,200 to 2,500 euros. If there are more than 10 claims, an official fee of 40 Euros will be charged for each item (in addition to the agency fee). The cost of applying for a European patent in this way, submitting a request for substantive examination to the European Patent Office, and determining the designated country is approximately 4,000 to 5,500 euros.

For PCT applications with international search reports issued by the United States Patent and Trademark Office, Japan Patent Office, Korean Intellectual Property Office, China State Intellectual Property Office, Russian Intellectual Property and Patent and Trademark Service, or Australian Patent Office, Compared with filing a European patent application directly with the European Patent Office (including through the Paris Convention), the search fee when entering Europe will be reduced by 190 euros.

In addition, a maintenance fee is required starting from the third year, and the maintenance fee for the third year is 380 euros. If the applicant hopes to obtain temporary protection in some member states after the application document is published in Europe, the claims need to be translated into the official language of that country, and the translation fee will be calculated based on the actual number of words. The payment period for European patent application maintenance fees is calculated from the "filing date" (if it is an international application, the international filing date), not the priority date or the date when the PCT application entered the European region. Maintenance fees need to be paid to the EPO every year from the third year until the maintenance fee/annual fee is paid for the year in which the European patent grant announcement is made. These maintenance fees are payable only to the EPO. Subsequent annual fees are payable to the Member State in which the European patent is valid.

2. Foreign lawyer’s agency fees for responding to review opinions. It generally needs to be calculated based on the difficulty of the review opinion, the length of work spent by the agent and the hourly charging standards of different agents (evaluated based on their professional level, professional experience and technical field background, etc.).

3. Authorization stage fees. It includes translation fees for translating the claims into the other two official languages. If submitted in English, translation fees for Nadine and French are required, which are generally calculated based on the number of words in the claims in the case; authorization fees and printing fees (the description is in Within 35 pages) ***715 euros; the translation fee for each effective country language needs to be determined according to which effective countries are designated and which languages ??need to be translated; some countries need to pay the effective fee; the foreign lawyer agency fee for completing the above four tasks and Domestic agency fees.

4. The annual annual fee for the countries in which it takes effect: It is different for each country where it takes effect and depends on the number of countries in which it takes effect.