How much is the patent transfer fee?

Patent transfer fees mainly include: (1) national registration change fees, generally around 200 yuan; (2) According to the type and technology of the patent, the transfer fee ranges from several thousand to several hundred thousand, which needs to be negotiated; (3) the cost of finding an intermediary is generally around 300-3000 yuan; (4) Taxes and fees, personal income tax 20%, business tax, urban construction tax and education surcharge. The specific proportion varies from place to place.