2. Take these materials to the China National Intellectual Property Administration Patent Office to apply; Or mail it to the acceptance office of China National Intellectual Property Administration Patent Office; Or apply to the representative office in China National Intellectual Property Administration. Recommend the first two.
3. Wait for various notices issued by China National Intellectual Property Administration Patent Office and reply to the notice of examination opinions. No problem, you can authorize it.
4. 1-3 years annual fee 900 yuan, 4-6 years annual fee 1200 yuan ... gradually increased.
I don't understand what fund you are applying for.