Article 67 of the patent stipulates:

In order to control patent infringement, the patentee or interested party may apply to the people's court for pre-litigation evidence preservation when the evidence may be lost or difficult to obtain later.

When the people's court takes preservation measures, it may order the applicant to provide a guarantee. If the applicant cannot provide a guarantee, the application shall be rejected.

The people's court shall make a ruling within 48 hours from the date of accepting the application, and if it decides to take protective measures, it shall immediately implement it.

If the applicant does not bring a suit within 15 days from the date when the people's court takes protective measures, the people's court shall lift the protective measures.

It should be noted that the subject of application for preservation is limited to the patentee or interested party; There are two conditions for applying: one is to stop patent infringement, and the other is that the evidence may be lost or difficult to obtain in the future.