Triangles can apply for appearance patents. A patent is generally a document issued upon application by a government agency or a regional organization representing several countries. This document records the content of an invention and creates a legal status within a certain period of time, that is, a patented invention. In general, others can only apply for creation with the permission of the patentee. To obtain a patent right, the following conditions must be met:
1. The applicant is qualified to apply;
2. The object of the patent should be one of inventions, utility models, and designs;
3. Inventions and utility models for which patent rights are granted must possess novelty, creativity and practicality. can be implemented. In my country, patents are divided into three types: invention, utility model and design.