How much does it cost to apply for an American invention patent?

The cost of applying for an American invention patent mainly includes three parts: (1). At present, the official fee for applying for an American invention patent is $65,438 for a large entity +03 10, half for a small entity; (2) US patent attorney fees, including those ranging from $200 to $700 per hour, can also be determined as a total price; (3) China patent agency fee, generally about 5000 per piece; Generally speaking, an ordinary American invention patent costs 6000-8000 dollars.