Patent application progress inquiry

1. If the application documents need to be answered or supplemented, the National Information Bureau will send the documents to the contact person written in the request when you submitted the application at that time.

2. If the contact person is not filled in, our bureau will make an announcement on its official website, and the document will be regarded as received by the parties one month after the announcement.

So if you can't get the email, you can check it on China National Intellectual Property Administration's website.