Number of years for employees to declare patent ownership

Basically legal.

According to the provisions of Article 6 of the Patent Law, inventions made by performing the tasks of the entity or mainly using the material and technical conditions of the entity belong to service inventions. The right to apply for a patent for a service invention-creation belongs to the unit; After the application is approved, the entity shall be the patentee.

According to Article 12 of the Detailed Rules for the Implementation of the Patent Law, the term "service invention-creation" as mentioned in Article 6 of the Patent Law refers to: (3) inventions made within 1 year after retirement, transfer from the original unit or termination of labor and personnel relations, which are related to the work undertaken by oneself in the original unit or the tasks assigned by the original unit.