Article 13
Application to Issue the Patent on the Invention
1. Application on issue of the patent on invention (further-the application on invention) shall relate to one invention or the group of inventions connected between each other to such extent that they form the one invention idea (requirement of the unity of the invention).
2. The application on invention shall contain:
2.2. description of the invention revealing it fully so that enough for its realization;
2.3. formula of the invention expressing its essence and fully based on the description;
2.4. sketches and other materials, if they are necessary for understanding of the essence of invention;