1, regarding handling patent applications on behalf of the applicant, the applicant can be required to issue a power of attorney and sign it, and the client can bring his own and the client's certificates when handling it.
2. This is feasible for both individual and combined applications. When the patent is implemented in the future, it is enough to submit a request for implementation license to the State Information Bureau.
3. The period of validity is 20 years from the date of application, the actual appearance is 10 years, and there is no protection without authorization.
4. Prosecution can be entrusted.