Fee for application stage of American invention patent: 18400 yuan.
Fee for the application stage of American design patent: 1 1670 yuan.
Reminder:
1) The above fees are small entity prices; Excluding translation fees, defense fees and authorization fees.
2) The claim for priority requires an additional fee of 1000 yuan.
3) The drawings need to be charged 1 1,000 yuan (whether CAD drawings are provided or not).
Details: US patent application