Usually patent applications are non-refundable, regardless of whether the patent application is successful. Agency, unless the agency you are looking for has promised you not to authorize a refund, and it is marked on the contract, otherwise there is no refund, so you need to ask the agency you are working with for details
Patent application subsidy:
1. Examination procedure for invention patent application:
Publication - acceptance, fee - preliminary examination - substantive examination request - substantive request - grant Patent rights - issuance of patent certificates.
2. Examination procedures for utility model patent applications:
File an application - accept and pay fees - preliminary examination - grant patent rights - issue a patent certificate.
3. The review procedure for design patent application:
File the application - accept and pay the fee - preliminary examination - grant the patent right - issue the patent certificate.