Obviously, appearance cannot be used as a conflict application, but it can be existing technology. No unit or individual has filed an application with the Patent Administration Department of the State Council for the same invention or utility model before the filing date, and it has been recorded in the patent application documents or announced patent documents published after the filing date. Invention or utility model. And it must be submitted to the patent administration department of the State Council. If something is proposed to other countries but not to China, it does not count as an invention or utility.