Usually patent applications are non-refundable, regardless of whether the patent application is successful.
Patent application subsidy:
Examination procedures for invention patent applications: filing an application - acceptance, fees - preliminary examination - substantive examination request - substantive request - grant of patent right ——Issue patent certificate.
Examination procedures for utility model patent applications: filing of application - acceptance, payment - preliminary examination - grant of patent rights - issuance of patent certificate.
Examination procedures for design patent applications: filing of application - acceptance, payment - preliminary examination - grant of patent rights - issuance of patent certificate.