An application for a patent for invention or utility model shall Be limited to one invention or utility model. Two or more inventions or utility models Belonging to a single general inventive concept may Be filed as one application.

• 一件发明或者实用新型专利申请应当限于一项发明或者实用新型。属于一个总的发明构思的两项以上的发明或者实用新型,可以作为一件申请提出。