How to change the telephone number of patent application?

To modify the telephone number of a patent application, it is necessary to submit a description change statement to China National Intellectual Property Administration, and pay the description change fee according to the patent fee standard published by the Patent Office. The specific operation steps are as follows:

1. Request: First, you need to make a request to China National Intellectual Property Administration to change the project record.

2. Payment of fees: according to the patent fee standard published by the Patent Office, the fee for changing the recorded items shall be paid.

3. Submit the change statement of descriptive materials: After the request is approved, it is necessary to submit the change statement of descriptive materials to China National Intellectual Property Administration.

It should be noted that the handling fee for the change of cataloging items should be paid within one month from the date of making the request. If it is not paid or paid in full at the expiration of the period, it shall be deemed that the cataloging project change declaration has not been made. After completing the above steps, you can successfully modify the telephone number of the patent application.