Can patent confidentiality review only be a paper application?

Patent confidentiality review is a situation where a technology developed in mainland China directly applies for a patent in a foreign country. The applicant is required to first submit a confidentiality review request to the State Intellectual Property Office, and only after passing the confidentiality review is the applicant allowed to apply for a patent in a foreign country. Foreign patent application.

Confidentiality review is a policy introduced to prevent some confidential technologies from flowing to foreign countries.

Therefore, if you fall into the above situation, you should first submit a confidentiality review request to the State Intellectual Property Office, and then proceed with follow-up work based on the review results.

If you submit a Chinese application, you do not need to submit a confidentiality review request.

If you submit an international application through the PCT Office of the China Intellectual Property Office, you do not need to submit a confidential review request.